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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

San Rafael Threshold Days by Year (MXN00019057)

11 fixed thresholds counted per year at San Rafael (MXN00019057): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Rafael Thresholds

  • San Rafael: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1976 with 28.
  • San Rafael: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1976 with 8.
  • San Rafael: days with a maximum temperature at or above 30 C (86 F) in 25 years, most in 2011 with 168.
  • San Rafael: nights with a minimum temperature at or below 0 C (32 F) in 25 years, most in 1999 with 101.
  • 11 fixed thresholds have at least one qualifying day at San Rafael.
25 years with a qualifying day
Days at or above 30 C (86 F) per year at San Rafael Days per year at San Rafael with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 168 in 2011. 0501001502001974: 1151975: 871976: 441977: 571978: 1051979: 661980: 881988: 271989: 211990: 541991: 311993: 1361995: 1481996: 1331997: 801998: 1301999: 1102000: 1242001: 1562002: 1502003: 1322004: 1482007: 1372010: 692011: 168197419771980199019951998200120042011
Days per year at San Rafael with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 168 in 2011.
Days at or above 30 C (86 F) per year at San Rafael
YearDaysDecade average
197411579
19758779
19764479
19775779
197810579
19796679
19808845.3
19882745.3
19892145.3
199054102.8
199131102.8
1993136102.8
1995148102.8
1996133102.8
199780102.8
1998130102.8
1999110102.8
2000124141.2
2001156141.2
2002150141.2
2003132141.2
2004148141.2
2007137141.2
201069118.5
2011168118.5
First to last qualifying date each year at San Rafael For each year, a bar from the first to the last day at San Rafael meeting 30 C (86 F). 1974: 3 March 1974 to 27 September 19741975: 11 March 1975 to 1 August 19751976: 1 March 1976 to 30 June 19761977: 15 March 1977 to 11 October 19771978: 14 March 1978 to 24 October 19781979: 27 March 1979 to 26 July 19791980: 26 March 1980 to 30 September 19801988: 2 June 1988 to 15 August 19881989: 13 May 1989 to 4 September 19891990: 21 April 1990 to 3 July 19901991: 11 April 1991 to 31 July 19911993: 28 March 1993 to 6 November 19931995: 20 March 1995 to 24 October 19951996: 22 February 1996 to 4 November 19961997: 4 March 1997 to 29 September 19971998: 25 March 1998 to 15 October 19981999: 24 March 1999 to 10 October 19992000: 14 February 2000 to 5 October 20002001: 2 April 2001 to 28 October 20012002: 30 January 2002 to 22 October 20022003: 12 March 2003 to 6 November 20032004: 2 March 2004 to 10 November 20042007: 13 January 2007 to 19 October 20072010: 1 April 2010 to 27 October 20102011: 16 February 2011 to 7 October 20111974197819891995199920032011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Rafael meeting 30 C (86 F).
First to last qualifying date each year at San Rafael
YearFirst dateLast date
19741974-03-031974-09-27
19751975-03-111975-08-01
19761976-03-011976-06-30
19771977-03-151977-10-11
19781978-03-141978-10-24
19791979-03-271979-07-26
19801980-03-261980-09-30
19881988-06-021988-08-15
19891989-05-131989-09-04
19901990-04-211990-07-03
19911991-04-111991-07-31
19931993-03-281993-11-06
19951995-03-201995-10-24
19961996-02-221996-11-04
19971997-03-041997-09-29
19981998-03-251998-10-15
19991999-03-241999-10-10
20002000-02-142000-10-05
20012001-04-022001-10-28
20022002-01-302002-10-22
20032003-03-122003-11-06
20042004-03-022004-11-10
20072007-01-132007-10-19
20102010-04-012010-10-27
20112011-02-162011-10-07

Every Fixed Threshold

Fixed thresholds at San Rafael
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days251682011168
35 C (95 F): Days1429201129
40 C (104 F): Days1119981
90 F (32.2 C): Days2381201181
100 F (37.8 C): Days7520032
0 C (32 F): Frost days (min25101199964
-10 C (14 F): Days with min12420032
10 mm (0.39 in): Days with 10 mm or more rain302819767
25 mm (0.98 in): Days with 25 mm or more rain26819761
50 mm (1.97 in): Days with 50 mm or more rain6319791
100 mm (3.94 in): Days with 100 mm or more rain1119971

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1974.

Download the Data

  • Data for San Rafael threshold days by year: CSV or JSON. Field meanings are on the data page.

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). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).