Vicente Guerrero Weather Records (MXN00010088)
Record envelope, standing records and threshold days for Vicente Guerrero (MXN00010088), Mexico, with 45 years of record.
Key Facts for Vicente Guerrero
- Vicente Guerrero (MXN00010088) is a weather station in Mexico at 23.73 latitude and -103.97 longitude, 1,950 m (6,397 ft) above sea level.
- The station reports from 1963 to 2007, 45 years of record.
- 1,464 records set at Vicente Guerrero still stand.
- Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
- Vicente Guerrero set a daily record low maximum temperature of 12.2 C (54.0 F) on 26 December 2006.
About the Station
- Location: Mexico, 23.73 latitude, -103.97 longitude.
- Elevation: 1,950 m (6,397 ft).
- Period of record: 1963 to 2007, 45 years.
- Eligible elements: tmax, tmin, prcp.
Daily Record Envelope and 2026
0 days at or beyond a record| Month | Highest record high | Lowest record low | 2026 highest maximum | 2026 lowest minimum |
|---|---|---|---|---|
| Jan | 28.9 C (84.0 F) | -11.1 C (12.0 F) | n/a | n/a |
| Feb | 30.6 C (87.1 F) | -10.0 C (14.0 F) | n/a | n/a |
| Mar | 32.8 C (91.0 F) | -7.2 C (19.0 F) | n/a | n/a |
| Apr | 35.6 C (96.1 F) | -3.3 C (26.1 F) | n/a | n/a |
| May | 37.8 C (100.0 F) | 0.6 C (33.1 F) | n/a | n/a |
| Jun | 38.9 C (102.0 F) | 5.0 C (41.0 F) | n/a | n/a |
| Jul | 35.6 C (96.1 F) | 8.9 C (48.0 F) | n/a | n/a |
| Aug | 35.6 C (96.1 F) | 6.7 C (44.1 F) | n/a | n/a |
| Sep | 31.7 C (89.1 F) | 1.7 C (35.1 F) | n/a | n/a |
| Oct | 32.8 C (91.0 F) | -2.8 C (27.0 F) | n/a | n/a |
| Nov | 30.6 C (87.1 F) | -7.2 C (19.0 F) | n/a | n/a |
| Dec | 30.0 C (86.0 F) | -14.4 C (6.1 F) | n/a | n/a |
Which Years Hold Standing Records
1,464 standing records| Year set | Standing records |
|---|---|
| 1963 | 24 |
| 1964 | 40 |
| 1965 | 45 |
| 1966 | 37 |
| 1967 | 34 |
| 1968 | 56 |
| 1969 | 52 |
| 1970 | 37 |
| 1971 | 24 |
| 1972 | 37 |
| 1973 | 34 |
| 1974 | 33 |
| 1975 | 28 |
| 1976 | 29 |
| 1977 | 32 |
| 1978 | 45 |
| 1979 | 49 |
| 1980 | 43 |
| 1981 | 32 |
| 1982 | 39 |
| 1983 | 24 |
| 1984 | 36 |
| 1985 | 20 |
| 1986 | 23 |
| 1987 | 37 |
| 1988 | 26 |
| 1989 | 38 |
| 1990 | 36 |
| 1991 | 33 |
| 1992 | 40 |
| 1993 | 29 |
| 1994 | 28 |
| 1995 | 32 |
| 1996 | 21 |
| 1997 | 51 |
| 1998 | 37 |
| 1999 | 20 |
| 2000 | 18 |
| 2001 | 16 |
| 2002 | 23 |
| 2003 | 21 |
| 2004 | 26 |
| 2005 | 37 |
| 2006 | 42 |
All-Time Record Progression
1 new records| Date | Kind | Detail |
|---|---|---|
| 1997-12-13 | Record low minimum temperature | Record low minimum temperature -14.4 C (6.1 F) |
Wettest Day of Each Month
Nov: 74.9 mm (2.9 in)| Month | Record daily precipitation (mm) | Date |
|---|---|---|
| Jan | 56.9 mm (2.2 in) | 12 January 1987 |
| Feb | 34.8 mm (1.4 in) | 1 February 1997 |
| Mar | 31.5 mm (1.2 in) | 4 March 1968 |
| Apr | 23.6 mm (0.9 in) | 13 April 1997 |
| May | 46.0 mm (1.8 in) | 27 May 1983 |
| Jun | 60.5 mm (2.4 in) | 16 June 1981 |
| Jul | 67.8 mm (2.7 in) | 6 July 1976 |
| Aug | 64.8 mm (2.6 in) | 1 August 1979 |
| Sep | 66.8 mm (2.6 in) | 29 September 1976 |
| Oct | 63.0 mm (2.5 in) | 12 October 2003 |
| Nov | 74.9 mm (2.9 in) | 25 November 1982 |
| Dec | 53.8 mm (2.1 in) | 4 December 1969 |
Period of Record Coverage
1963 to 2007| Year | Days with data | Share of year | Complete |
|---|---|---|---|
| 1963 | 122 | 33% | No |
| 1964 | 366 | 100% | Yes |
| 1965 | 365 | 100% | Yes |
| 1966 | 363 | 99% | Yes |
| 1967 | 365 | 100% | Yes |
| 1968 | 366 | 100% | Yes |
| 1969 | 335 | 92% | Yes |
| 1970 | 364 | 100% | Yes |
| 1971 | 365 | 100% | Yes |
| 1972 | 364 | 99% | Yes |
| 1973 | 303 | 83% | No |
| 1974 | 365 | 100% | Yes |
| 1975 | 364 | 100% | Yes |
| 1976 | 365 | 100% | Yes |
| 1977 | 364 | 100% | Yes |
| 1978 | 365 | 100% | Yes |
| 1979 | 365 | 100% | Yes |
| 1980 | 364 | 99% | Yes |
| 1981 | 365 | 100% | Yes |
| 1982 | 365 | 100% | Yes |
| 1983 | 365 | 100% | Yes |
| 1984 | 366 | 100% | Yes |
| 1985 | 365 | 100% | Yes |
| 1986 | 365 | 100% | Yes |
| 1987 | 364 | 100% | Yes |
| 1988 | 365 | 100% | Yes |
| 1989 | 365 | 100% | Yes |
| 1990 | 365 | 100% | Yes |
| 1991 | 365 | 100% | Yes |
| 1992 | 366 | 100% | Yes |
| 1993 | 365 | 100% | Yes |
| 1994 | 365 | 100% | Yes |
| 1995 | 365 | 100% | Yes |
| 1996 | 366 | 100% | Yes |
| 1997 | 363 | 99% | Yes |
| 1998 | 337 | 92% | Yes |
| 1999 | 362 | 99% | Yes |
| 2000 | 365 | 100% | Yes |
| 2001 | 365 | 100% | Yes |
| 2002 | 364 | 100% | Yes |
| 2003 | 348 | 95% | Yes |
| 2004 | 366 | 100% | Yes |
| 2005 | 365 | 100% | Yes |
| 2006 | 334 | 92% | Yes |
| 2007 | 31 | 8% | No |
Latest Records
20| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 26 December 2006 | Vicente Guerrero, MX | daily low max | 12.2 C (54.0 F) | 0.6 C (1.1 F) | 32 years | 14 of 100 (Routine) |
| 20 November 2006 | Vicente Guerrero, MX | daily low min (Tie) | -3.3 C (26.1 F) | tie | 36 years | 3 of 100 (Routine) |
| 24 October 2006 | Vicente Guerrero, MX | daily low max | 18.9 C (66.0 F) | 3.9 C (7.0 F) | 31 years | 27 of 100 (Routine) |
| 23 October 2006 | Vicente Guerrero, MX | daily high min | 13.9 C (57.0 F) | 2.2 C (4.0 F) | 23 years | 16 of 100 (Routine) |
| 23 October 2006 | Vicente Guerrero, MX | daily rain | 1.8 mm (0.07 in) | 1.0 mm (0.04 in) | 13 years | 9 of 100 (Routine) |
| 22 October 2006 | Vicente Guerrero, MX | daily rain | 20.3 mm (0.8 in) | 17.5 mm (0.7 in) | 13 years | 20 of 100 (Routine) |
| 21 October 2006 | Vicente Guerrero, MX | daily high max (Tie) | 30.0 C (86.0 F) | tie | 27 years | 3 of 100 (Routine) |
| 5 October 2006 | Vicente Guerrero, MX | daily low max | 18.9 C (66.0 F) | 1.1 C (2.0 F) | 15 years | 12 of 100 (Routine) |
| 15 September 2006 | Vicente Guerrero, MX | daily high min | 15.0 C (59.0 F) | 1.1 C (2.0 F) | 35 years | 18 of 100 (Routine) |
| 8 September 2006 | Vicente Guerrero, MX | daily low min | 7.8 C (46.0 F) | 1.1 C (2.0 F) | 35 years | 18 of 100 (Routine) |
| 8 September 2006 | Vicente Guerrero, MX | daily low max | 18.9 C (66.0 F) | 1.7 C (3.1 F) | 1 year | 10 of 100 (Routine) |
| 7 September 2006 | Vicente Guerrero, MX | daily low max | 20.0 C (68.0 F) | 2.8 C (5.0 F) | 28 years | 22 of 100 (Routine) |
| 31 July 2006 | Vicente Guerrero, MX | daily low max | 20.6 C (69.1 F) | 2.2 C (4.0 F) | 21 years | 18 of 100 (Routine) |
| 31 July 2006 | Vicente Guerrero, MX | daily low min (Tie) | 10.6 C (51.1 F) | tie | 37 years | 3 of 100 (Routine) |
| 29 July 2006 | Vicente Guerrero, MX | daily low min (Tie) | 10.6 C (51.1 F) | tie | 35 years | 3 of 100 (Routine) |
| 27 July 2006 | Vicente Guerrero, MX | daily low max (Tie) | 20.6 C (69.1 F) | tie | 21 years | 2 of 100 (Routine) |
| 20 July 2006 | Vicente Guerrero, MX | daily high min (Tie) | 15.6 C (60.1 F) | tie | 28 years | 3 of 100 (Routine) |
| 9 July 2006 | Vicente Guerrero, MX | daily high min (Tie) | 15.6 C (60.1 F) | tie | 37 years | 3 of 100 (Routine) |
| 8 July 2006 | Vicente Guerrero, MX | daily low max | 20.6 C (69.1 F) | 1.1 C (2.0 F) | 29 years | 16 of 100 (Routine) |
| 5 July 2006 | Vicente Guerrero, MX | daily rain | 32.8 mm (1.3 in) | 5.4 mm (0.21 in) | 24 years | 16 of 100 (Routine) |
Climate Trend
38 complete years, 1964 to 2005| Year | Annual mean temperature | Difference from the station mean |
|---|---|---|
| 1964 | 16.4 C | -0.20 C |
| 1965 | 16.4 C | -0.24 C |
| 1966 | 16.2 C | -0.41 C |
| 1967 | 16.4 C | -0.25 C |
| 1968 | 16.0 C | -0.64 C |
| 1970 | 15.9 C | -0.73 C |
| 1971 | 16.4 C | -0.27 C |
| 1972 | 16.7 C | +0.08 C |
| 1974 | 16.3 C | -0.34 C |
| 1975 | 16.4 C | -0.27 C |
| 1976 | 16.1 C | -0.56 C |
| 1977 | 16.6 C | +0.01 C |
| 1978 | 17.3 C | +0.64 C |
| 1979 | 16.7 C | +0.07 C |
| 1980 | 17.4 C | +0.73 C |
| 1981 | 17.2 C | +0.58 C |
| 1982 | 17.6 C | +0.95 C |
| 1983 | 16.2 C | -0.38 C |
| 1984 | 16.0 C | -0.59 C |
| 1985 | 16.1 C | -0.49 C |
| 1986 | 16.0 C | -0.61 C |
| 1987 | 15.7 C | -0.97 C |
| 1988 | 16.4 C | -0.23 C |
| 1989 | 16.9 C | +0.32 C |
| 1990 | 17.0 C | +0.41 C |
| 1991 | 16.6 C | -0.01 C |
| 1992 | 16.2 C | -0.44 C |
| 1993 | 17.0 C | +0.39 C |
| 1994 | 17.5 C | +0.86 C |
| 1995 | 17.3 C | +0.67 C |
| 1996 | 17.1 C | +0.44 C |
| 1997 | 16.7 C | +0.03 C |
| 1999 | 17.1 C | +0.50 C |
| 2000 | 16.8 C | +0.19 C |
| 2001 | 17.0 C | +0.40 C |
| 2002 | 17.2 C | +0.56 C |
| 2004 | 16.0 C | -0.61 C |
| 2005 | 17.1 C | +0.45 C |
The annual mean temperature here has risen by 0.17 C (0.04 to 0.30) per decade over 1964 to 2005. In Fahrenheit: 0.3 F (0.1 to 0.5) per decade. The slope is a straight line fitted to 38 complete years; the brackets give its 95 percent interval.
| Measure | Per decade (C) | Per decade (F) | Period | Complete years | Reading |
|---|---|---|---|---|---|
| Annual mean temperature | 0.17 C (0.04 to 0.30) per decade | 0.3 F (0.1 to 0.5) per decade | 1964 to 2005 | 38 | Rise |
| Mean daily maximum | 0.1 C (-0.1 to 0.3) per decade | 0.1 F (-0.2 to 0.5) per decade | 1964 to 2005 | 38 | Not clearly different from zero |
| Mean daily minimum | 0.3 C (0.1 to 0.4) per decade | 0.5 F (0.2 to 0.7) per decade | 1964 to 2005 | 38 | Rise |
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1963 to 2007| Measure | Record | Year of the record | Median year | Years with a value |
|---|---|---|---|---|
| Hottest day (TXx) | 38.9 C (102.0 F) | 1982 | 35.6 C (96.1 F) | 45 |
| Coldest night (TNn) | -14.4 C (6.1 F) | 1997 | -6.1 C (21.0 F) | 45 |
| Wettest day (Rx1day) | 74.9 mm (2.9 in) | 1982 | 46.2 mm (1.8 in) | 45 |
| Wettest five days (Rx5day) | 147.5 mm (5.8 in) | 1983 | 82.3 mm (3.2 in) | 45 |
| Longest dry spell (CDD) | 153 days | 1978 | 82 days | 45 |
Hottest day (TXx)
| Year | Hottest day (TXx) |
|---|---|
| 1963 | 30.0 C (86.0 F) |
| 1964 | 34.4 C (93.9 F) |
| 1965 | 35.0 C (95.0 F) |
| 1966 | 35.6 C (96.1 F) |
| 1967 | 36.7 C (98.1 F) |
| 1968 | 33.9 C (93.0 F) |
| 1969 | 37.8 C (100.0 F) |
| 1970 | 36.1 C (97.0 F) |
| 1971 | 35.0 C (95.0 F) |
| 1972 | 34.4 C (93.9 F) |
| 1973 | 35.6 C (96.1 F) |
| 1974 | 35.6 C (96.1 F) |
| 1975 | 35.0 C (95.0 F) |
| 1976 | 35.0 C (95.0 F) |
| 1977 | 32.8 C (91.0 F) |
| 1978 | 36.7 C (98.1 F) |
| 1979 | 35.0 C (95.0 F) |
| 1980 | 37.8 C (100.0 F) |
| 1981 | 36.7 C (98.1 F) |
| 1982 | 38.9 C (102.0 F) |
| 1983 | 35.0 C (95.0 F) |
| 1984 | 33.9 C (93.0 F) |
| 1985 | 33.9 C (93.0 F) |
| 1986 | 33.9 C (93.0 F) |
| 1987 | 35.0 C (95.0 F) |
| 1988 | 35.0 C (95.0 F) |
| 1989 | 38.9 C (102.0 F) |
| 1990 | 35.6 C (96.1 F) |
| 1991 | 35.6 C (96.1 F) |
| 1992 | 35.6 C (96.1 F) |
| 1993 | 35.6 C (96.1 F) |
| 1994 | 35.0 C (95.0 F) |
| 1995 | 35.6 C (96.1 F) |
| 1996 | 36.7 C (98.1 F) |
| 1997 | 35.0 C (95.0 F) |
| 1998 | 35.6 C (96.1 F) |
| 1999 | 35.6 C (96.1 F) |
| 2000 | 35.0 C (95.0 F) |
| 2001 | 35.0 C (95.0 F) |
| 2002 | 35.6 C (96.1 F) |
| 2003 | 36.1 C (97.0 F) |
| 2004 | 35.0 C (95.0 F) |
| 2005 | 37.2 C (99.0 F) |
| 2006 | 35.6 C (96.1 F) |
| 2007 | 25.6 C (78.1 F) |
Coldest night (TNn)
| Year | Coldest night (TNn) |
|---|---|
| 1963 | -10.6 C (12.9 F) |
| 1964 | -9.4 C (15.1 F) |
| 1965 | -10.0 C (14.0 F) |
| 1966 | -10.0 C (14.0 F) |
| 1967 | -9.4 C (15.1 F) |
| 1968 | -7.2 C (19.0 F) |
| 1969 | -7.2 C (19.0 F) |
| 1970 | -7.2 C (19.0 F) |
| 1971 | -6.1 C (21.0 F) |
| 1972 | -5.0 C (23.0 F) |
| 1973 | -6.7 C (19.9 F) |
| 1974 | -6.7 C (19.9 F) |
| 1975 | -10.0 C (14.0 F) |
| 1976 | -9.4 C (15.1 F) |
| 1977 | -4.4 C (24.1 F) |
| 1978 | -3.3 C (26.1 F) |
| 1979 | -5.0 C (23.0 F) |
| 1980 | -4.4 C (24.1 F) |
| 1981 | -5.0 C (23.0 F) |
| 1982 | -2.2 C (28.0 F) |
| 1983 | -4.4 C (24.1 F) |
| 1984 | -6.1 C (21.0 F) |
| 1985 | -11.1 C (12.0 F) |
| 1986 | -7.2 C (19.0 F) |
| 1987 | -5.0 C (23.0 F) |
| 1988 | -8.3 C (17.1 F) |
| 1989 | -5.0 C (23.0 F) |
| 1990 | -7.2 C (19.0 F) |
| 1991 | -5.0 C (23.0 F) |
| 1992 | -5.0 C (23.0 F) |
| 1993 | -3.3 C (26.1 F) |
| 1994 | -6.1 C (21.0 F) |
| 1995 | -3.3 C (26.1 F) |
| 1996 | -4.4 C (24.1 F) |
| 1997 | -14.4 C (6.1 F) |
| 1998 | -5.0 C (23.0 F) |
| 1999 | -6.1 C (21.0 F) |
| 2000 | -4.4 C (24.1 F) |
| 2001 | -6.1 C (21.0 F) |
| 2002 | -4.4 C (24.1 F) |
| 2003 | -6.1 C (21.0 F) |
| 2004 | -7.2 C (19.0 F) |
| 2005 | -3.3 C (26.1 F) |
| 2006 | -7.8 C (18.0 F) |
| 2007 | -2.2 C (28.0 F) |
Wettest day (Rx1day)
| Year | Wettest day (Rx1day) |
|---|---|
| 1963 | 37.6 mm (1.5 in) |
| 1964 | 41.9 mm (1.6 in) |
| 1965 | 59.9 mm (2.4 in) |
| 1966 | 37.8 mm (1.5 in) |
| 1967 | 51.8 mm (2.0 in) |
| 1968 | 46.2 mm (1.8 in) |
| 1969 | 53.8 mm (2.1 in) |
| 1970 | 64.3 mm (2.5 in) |
| 1971 | 50.8 mm (2.0 in) |
| 1972 | 47.0 mm (1.9 in) |
| 1973 | 66.8 mm (2.6 in) |
| 1974 | 52.8 mm (2.1 in) |
| 1975 | 45.0 mm (1.8 in) |
| 1976 | 67.8 mm (2.7 in) |
| 1977 | 27.9 mm (1.1 in) |
| 1978 | 55.4 mm (2.2 in) |
| 1979 | 64.8 mm (2.6 in) |
| 1980 | 47.8 mm (1.9 in) |
| 1981 | 60.5 mm (2.4 in) |
| 1982 | 74.9 mm (2.9 in) |
| 1983 | 46.0 mm (1.8 in) |
| 1984 | 33.3 mm (1.3 in) |
| 1985 | 47.8 mm (1.9 in) |
| 1986 | 34.8 mm (1.4 in) |
| 1987 | 57.4 mm (2.3 in) |
| 1988 | 36.8 mm (1.4 in) |
| 1989 | 31.0 mm (1.2 in) |
| 1990 | 53.8 mm (2.1 in) |
| 1991 | 61.0 mm (2.4 in) |
| 1992 | 37.3 mm (1.5 in) |
| 1993 | 27.4 mm (1.1 in) |
| 1994 | 49.3 mm (1.9 in) |
| 1995 | 37.3 mm (1.5 in) |
| 1996 | 49.5 mm (1.9 in) |
| 1997 | 34.8 mm (1.4 in) |
| 1998 | 30.5 mm (1.2 in) |
| 1999 | 30.0 mm (1.2 in) |
| 2000 | 33.8 mm (1.3 in) |
| 2001 | 25.9 mm (1.0 in) |
| 2002 | 38.9 mm (1.5 in) |
| 2003 | 63.0 mm (2.5 in) |
| 2004 | 43.9 mm (1.7 in) |
| 2005 | 50.8 mm (2.0 in) |
| 2006 | 32.8 mm (1.3 in) |
| 2007 | 1.3 mm (0.05 in) |
Wettest five days (Rx5day)
| Year | Wettest five days (Rx5day) |
|---|---|
| 1963 | 57.8 mm (2.3 in) |
| 1964 | 96.2 mm (3.8 in) |
| 1965 | 82.3 mm (3.2 in) |
| 1966 | 78.3 mm (3.1 in) |
| 1967 | 113.7 mm (4.5 in) |
| 1968 | 90.1 mm (3.5 in) |
| 1969 | 82.8 mm (3.3 in) |
| 1970 | 90.5 mm (3.6 in) |
| 1971 | 95.5 mm (3.8 in) |
| 1972 | 60.3 mm (2.4 in) |
| 1973 | 106.3 mm (4.2 in) |
| 1974 | 73.9 mm (2.9 in) |
| 1975 | 77.1 mm (3.0 in) |
| 1976 | 145.0 mm (5.7 in) |
| 1977 | 41.4 mm (1.6 in) |
| 1978 | 109.8 mm (4.3 in) |
| 1979 | 99.1 mm (3.9 in) |
| 1980 | 100.8 mm (4.0 in) |
| 1981 | 66.3 mm (2.6 in) |
| 1982 | 88.4 mm (3.5 in) |
| 1983 | 147.5 mm (5.8 in) |
| 1984 | 70.1 mm (2.8 in) |
| 1985 | 131.2 mm (5.2 in) |
| 1986 | 98.8 mm (3.9 in) |
| 1987 | 117.3 mm (4.6 in) |
| 1988 | 69.4 mm (2.7 in) |
| 1989 | 40.9 mm (1.6 in) |
| 1990 | 97.3 mm (3.8 in) |
| 1991 | 145.6 mm (5.7 in) |
| 1992 | 53.0 mm (2.1 in) |
| 1993 | 55.9 mm (2.2 in) |
| 1994 | 68.4 mm (2.7 in) |
| 1995 | 83.2 mm (3.3 in) |
| 1996 | 88.4 mm (3.5 in) |
| 1997 | 50.6 mm (2.0 in) |
| 1998 | 48.8 mm (1.9 in) |
| 1999 | 70.6 mm (2.8 in) |
| 2000 | 58.9 mm (2.3 in) |
| 2001 | 31.1 mm (1.2 in) |
| 2002 | 78.8 mm (3.1 in) |
| 2003 | 138.2 mm (5.4 in) |
| 2004 | 109.0 mm (4.3 in) |
| 2005 | 65.0 mm (2.6 in) |
| 2006 | 47.5 mm (1.9 in) |
| 2007 | 1.3 mm (0.05 in) |
Longest dry spell (CDD)
| Year | Longest dry spell (CDD) |
|---|---|
| 1963 | 21 days |
| 1964 | 63 days |
| 1965 | 71 days |
| 1966 | 73 days |
| 1967 | 76 days |
| 1968 | 77 days |
| 1969 | 52 days |
| 1970 | 117 days |
| 1971 | 129 days |
| 1972 | 77 days |
| 1973 | 83 days |
| 1974 | 49 days |
| 1975 | 120 days |
| 1976 | 92 days |
| 1977 | 126 days |
| 1978 | 153 days |
| 1979 | 82 days |
| 1980 | 99 days |
| 1981 | 72 days |
| 1982 | 112 days |
| 1983 | 82 days |
| 1984 | 98 days |
| 1985 | 59 days |
| 1986 | 82 days |
| 1987 | 60 days |
| 1988 | 99 days |
| 1989 | 146 days |
| 1990 | 78 days |
| 1991 | 119 days |
| 1992 | 46 days |
| 1993 | 71 days |
| 1994 | 55 days |
| 1995 | 97 days |
| 1996 | 152 days |
| 1997 | 45 days |
| 1998 | 97 days |
| 1999 | 138 days |
| 2000 | 134 days |
| 2001 | 56 days |
| 2002 | 67 days |
| 2003 | 96 days |
| 2004 | 45 days |
| 2005 | 107 days |
| 2006 | 79 days |
| 2007 | 22 days |
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Frost Dates and Growing Season
38 years with a frostAcross 38 years with a frost, the median last spring frost at Vicente Guerrero falls on 31 March and the median first autumn frost on 9 November, which leaves a median of 224 days between them.
Fitted over all years, the growing season changes by +1.8 days per decade at this station.
| Measure | Median, all years | Earliest period | Recent period (1974 to 2005) | Recent against earliest | Fitted trend |
|---|---|---|---|---|---|
| Last spring frost | 31 March | n/a | 3 April | n/a | +0.7 days per decade |
| First autumn frost | 9 November | n/a | 12 November | n/a | +2.5 days per decade |
| Growing days | 224 days | n/a | 224 days | n/a | +1.8 days per decade |
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Rainfall Return Levels
42 years, 1964 to 2006A day with at least 45.4 mm (1.8 in) of rain is expected about once in 2 years. A day with at least 78.1 mm (3.1 in) of rain is expected about once in 100 years.
| Expected about once in | A day with at least | Note |
|---|---|---|
| 2 years | 45.4 mm (1.8 in) | |
| 5 years | 56.8 mm (2.2 in) | |
| 10 years | 63.1 mm (2.5 in) | |
| 25 years | 70.0 mm (2.8 in) | |
| 50 years | 74.3 mm (2.9 in) | Longer than the 42 years of record |
| 100 years | 78.1 mm (3.1 in) | Longer than the 42 years of record |
The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 42 years of values from 1964 to 2006.
A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.
The largest wettest-day totals in the fit: 74.9 mm (2.9 in) in 1982; 67.8 mm (2.7 in) in 1976; 64.8 mm (2.6 in) in 1979.
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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2025-12-31).