San Ignacio Weather Records (MXN00025084)

Record envelope, standing records and threshold days for San Ignacio (MXN00025084), Mexico, with 30 years of record.

Key Facts for San Ignacio

San Ignacio (MXN00025084) is a weather station in Mexico at 23.93 latitude and -106.42 longitude, 158 m (518 ft) above sea level.
The station reports from 1976 to 2005, 30 years of record.
1,464 records set at San Ignacio still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 23.93 latitude, -106.42 longitude.
Elevation: 158 m (518 ft).
Period of record: 1976 to 2005, 30 years.
Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at San Ignacio. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at San Ignacio, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	36.7 C (98.1 F)	0.6 C (33.1 F)	n/a	n/a
Feb	40.6 C (105.1 F)	2.8 C (37.0 F)	n/a	n/a
Mar	41.1 C (106.0 F)	1.7 C (35.1 F)	n/a	n/a
Apr	45.0 C (113.0 F)	7.2 C (45.0 F)	n/a	n/a
May	47.2 C (117.0 F)	10.0 C (50.0 F)	n/a	n/a
Jun	48.3 C (118.9 F)	14.4 C (57.9 F)	n/a	n/a
Jul	43.9 C (111.0 F)	17.8 C (64.0 F)	n/a	n/a
Aug	42.8 C (109.0 F)	15.6 C (60.1 F)	n/a	n/a
Sep	42.8 C (109.0 F)	12.8 C (55.0 F)	n/a	n/a
Oct	43.9 C (111.0 F)	11.1 C (52.0 F)	n/a	n/a
Nov	40.0 C (104.0 F)	4.4 C (39.9 F)	n/a	n/a
Dec	37.8 C (100.0 F)	1.1 C (34.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at San Ignacio still stand. 1996 holds the most, with 82.

Standing records at San Ignacio by the year they were set
Year set	Standing records
1976	50
1977	46
1978	47
1979	47
1980	33
1981	37
1982	30
1983	24
1984	30
1985	79
1986	48
1987	42
1988	53
1989	63
1990	73
1991	78
1992	77
1993	42
1994	33
1995	81
1996	82
1997	82
1998	12
1999	18
2000	65
2001	29
2002	51
2003	23
2004	34
2005	55

Wettest Day of Each Month

Oct: 140.0 mm (5.5 in)

The wettest day on record for each calendar month at San Ignacio. The most was 140.0 mm (5.5 in) on 11 October 1981.

Record daily precipitation for each month at San Ignacio
Month	Record daily precipitation (mm)	Date
Jan	51.3 mm (2.0 in)	29 January 1984
Feb	67.8 mm (2.7 in)	4 February 2005
Mar	86.4 mm (3.4 in)	3 March 1983
Apr	29.7 mm (1.2 in)	3 April 1997
May	45.0 mm (1.8 in)	17 May 1992
Jun	129.3 mm (5.1 in)	13 June 1976
Jul	99.8 mm (3.9 in)	6 July 1986
Aug	125.5 mm (4.9 in)	3 August 1981
Sep	77.0 mm (3.0 in)	19 September 2001
Oct	140.0 mm (5.5 in)	11 October 1981
Nov	51.3 mm (2.0 in)	27 November 1996
Dec	59.9 mm (2.4 in)	9 December 1982

Period of Record Coverage

1976 to 2005

30 years of record at San Ignacio, 1976 to 2005. 1 years have data for under 90 percent of days and are left out of rankings: 1998.

Days with data per year at San Ignacio
Year	Days with data	Share of year	Complete
1976	366	100%	Yes
1977	364	100%	Yes
1978	364	100%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	364	100%	Yes
1982	364	100%	Yes
1983	365	100%	Yes
1984	365	100%	Yes
1985	364	100%	Yes
1986	365	100%	Yes
1987	365	100%	Yes
1988	366	100%	Yes
1989	365	100%	Yes
1990	364	100%	Yes
1991	332	91%	Yes
1992	365	100%	Yes
1993	365	100%	Yes
1994	365	100%	Yes
1995	364	100%	Yes
1996	366	100%	Yes
1997	365	100%	Yes
1998	242	66%	No
1999	365	100%	Yes
2000	365	100%	Yes
2001	332	91%	Yes
2002	365	100%	Yes
2003	365	100%	Yes
2004	365	100%	Yes
2005	334	92%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

24 complete years, 1976 to 2004

One stripe for each of 24 complete years at San Ignacio, 1976 to 2004. Blue stripes are years cooler than the station's own mean of 24.8 C (76.6 F); red stripes are warmer. The coolest year was 1990, at 22.4 C (72.4 F), and the warmest was 1978, at 26.3 C (79.4 F). The strongest colour marks a difference of 2.4 C (4.3 F).

Annual mean temperature at San Ignacio as warming stripes, 1976 to 2004
Year	Annual mean temperature	Difference from the station mean
1976	24.8 C	+0.05 C
1977	25.8 C	+1.03 C
1978	26.3 C	+1.55 C
1979	25.6 C	+0.78 C
1980	25.4 C	+0.63 C
1981	25.2 C	+0.39 C
1982	26.0 C	+1.25 C
1983	25.4 C	+0.57 C
1984	24.5 C	-0.32 C
1985	23.5 C	-1.33 C
1986	24.4 C	-0.35 C
1987	23.4 C	-1.34 C
1988	24.2 C	-0.59 C
1989	24.3 C	-0.52 C
1990	22.4 C	-2.36 C
1992	23.6 C	-1.14 C
1993	25.3 C	+0.51 C
1994	25.1 C	+0.33 C
1995	25.7 C	+0.91 C
1996	26.0 C	+1.24 C
1997	24.9 C	+0.10 C
2000	24.6 C	-0.21 C
2003	24.8 C	+0.02 C
2004	23.7 C	-1.13 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

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

1976 to 2005

Yearly extremes at San Ignacio: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	48.3 C (118.9 F)	1993	42.5 C (108.5 F)	30
Coldest night (TNn)	0.6 C (33.1 F)	1988	4.4 C (39.9 F)	30
Wettest day (Rx1day)	140.0 mm (5.5 in)	1981	64.1 mm (2.5 in)	30
Wettest five days (Rx5day)	194.0 mm (7.6 in)	1977	101.4 mm (4.0 in)	30
Longest dry spell (CDD)	169 days	1982	82 days	30

Hottest day (TXx)

The hottest day of the year at San Ignacio, 1976 to 2005. The record is 48.3 C (118.9 F) in 1993, marked on the chart; the median year is 42.5 C (108.5 F).

Hottest day (TXx) at San Ignacio by year
Year	Hottest day (TXx)
1976	42.2 C (108.0 F)
1977	40.6 C (105.1 F)
1978	41.7 C (107.1 F)
1979	41.1 C (106.0 F)
1980	41.7 C (107.1 F)
1981	40.6 C (105.1 F)
1982	41.7 C (107.1 F)
1983	45.0 C (113.0 F)
1984	40.0 C (104.0 F)
1985	38.9 C (102.0 F)
1986	40.0 C (104.0 F)
1987	41.7 C (107.1 F)
1988	43.9 C (111.0 F)
1989	47.2 C (117.0 F)
1990	40.0 C (104.0 F)
1991	38.9 C (102.0 F)
1992	43.3 C (109.9 F)
1993	48.3 C (118.9 F)
1994	44.4 C (111.9 F)
1995	43.9 C (111.0 F)
1996	45.0 C (113.0 F)
1997	45.6 C (114.1 F)
1998	41.7 C (107.1 F)
1999	44.4 C (111.9 F)
2000	43.3 C (109.9 F)
2001	42.8 C (109.0 F)
2002	44.4 C (111.9 F)
2003	43.9 C (111.0 F)
2004	42.2 C (108.0 F)
2005	45.6 C (114.1 F)

Coldest night (TNn)

The coldest night of the year at San Ignacio, 1976 to 2005. The record is 0.6 C (33.1 F) in 1988, marked on the chart; the median year is 4.4 C (39.9 F).

Coldest night (TNn) at San Ignacio by year
Year	Coldest night (TNn)
1976	4.4 C (39.9 F)
1977	6.7 C (44.1 F)
1978	6.7 C (44.1 F)
1979	5.0 C (41.0 F)
1980	8.3 C (46.9 F)
1981	8.3 C (46.9 F)
1982	7.2 C (45.0 F)
1983	5.6 C (42.1 F)
1984	5.0 C (41.0 F)
1985	4.4 C (39.9 F)
1986	1.1 C (34.0 F)
1987	2.8 C (37.0 F)
1988	0.6 C (33.1 F)
1989	2.8 C (37.0 F)
1990	3.9 C (39.0 F)
1991	5.0 C (41.0 F)
1992	3.9 C (39.0 F)
1993	6.1 C (43.0 F)
1994	3.3 C (37.9 F)
1995	2.2 C (36.0 F)
1996	1.1 C (34.0 F)
1997	2.2 C (36.0 F)
1998	4.4 C (39.9 F)
1999	5.0 C (41.0 F)
2000	1.7 C (35.1 F)
2001	1.1 C (34.0 F)
2002	5.6 C (42.1 F)
2003	4.4 C (39.9 F)
2004	3.3 C (37.9 F)
2005	5.6 C (42.1 F)

Wettest day (Rx1day)

The wettest day of the year at San Ignacio, 1976 to 2005. The record is 140.0 mm (5.5 in) in 1981, marked on the chart; the median year is 64.1 mm (2.5 in).

Wettest day (Rx1day) at San Ignacio by year
Year	Wettest day (Rx1day)
1976	129.3 mm (5.1 in)
1977	120.9 mm (4.8 in)
1978	104.9 mm (4.1 in)
1979	104.4 mm (4.1 in)
1980	102.9 mm (4.1 in)
1981	140.0 mm (5.5 in)
1982	59.9 mm (2.4 in)
1983	86.4 mm (3.4 in)
1984	72.9 mm (2.9 in)
1985	96.8 mm (3.8 in)
1986	99.8 mm (3.9 in)
1987	47.8 mm (1.9 in)
1988	39.9 mm (1.6 in)
1989	50.8 mm (2.0 in)
1990	43.4 mm (1.7 in)
1991	43.9 mm (1.7 in)
1992	63.8 mm (2.5 in)
1993	43.4 mm (1.7 in)
1994	68.3 mm (2.7 in)
1995	63.5 mm (2.5 in)
1996	51.3 mm (2.0 in)
1997	64.3 mm (2.5 in)
1998	27.4 mm (1.1 in)
1999	68.6 mm (2.7 in)
2000	46.0 mm (1.8 in)
2001	77.0 mm (3.0 in)
2002	41.4 mm (1.6 in)
2003	61.5 mm (2.4 in)
2004	60.5 mm (2.4 in)
2005	67.8 mm (2.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at San Ignacio, 1976 to 2005. The record is 194.0 mm (7.6 in) in 1977, marked on the chart; the median year is 101.4 mm (4.0 in).

Wettest five days (Rx5day) at San Ignacio by year
Year	Wettest five days (Rx5day)
1976	151.9 mm (6.0 in)
1977	194.0 mm (7.6 in)
1978	109.7 mm (4.3 in)
1979	135.4 mm (5.3 in)
1980	146.8 mm (5.8 in)
1981	188.8 mm (7.4 in)
1982	71.6 mm (2.8 in)
1983	157.5 mm (6.2 in)
1984	146.9 mm (5.8 in)
1985	100.6 mm (4.0 in)
1986	131.6 mm (5.2 in)
1987	95.1 mm (3.7 in)
1988	121.2 mm (4.8 in)
1989	86.2 mm (3.4 in)
1990	69.8 mm (2.7 in)
1991	83.5 mm (3.3 in)
1992	84.1 mm (3.3 in)
1993	97.3 mm (3.8 in)
1994	131.6 mm (5.2 in)
1995	80.2 mm (3.2 in)
1996	90.2 mm (3.6 in)
1997	90.2 mm (3.6 in)
1998	28.9 mm (1.1 in)
1999	100.2 mm (3.9 in)
2000	112.3 mm (4.4 in)
2001	99.1 mm (3.9 in)
2002	57.4 mm (2.3 in)
2003	102.1 mm (4.0 in)
2004	127.3 mm (5.0 in)
2005	112.2 mm (4.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at San Ignacio, 1976 to 2005. The record is 169 days in 1982, marked on the chart; the median year is 82 days.

Longest dry spell (CDD) at San Ignacio by year
Year	Longest dry spell (CDD)
1976	128 days
1977	130 days
1978	82 days
1979	160 days
1980	76 days
1981	74 days
1982	169 days
1983	49 days
1984	144 days
1985	159 days
1986	82 days
1987	80 days
1988	107 days
1989	47 days
1990	69 days
1991	121 days
1992	39 days
1993	43 days
1994	111 days
1995	113 days
1996	118 days
1997	37 days
1998	77 days
1999	85 days
2000	159 days
2001	56 days
2002	164 days
2003	44 days
2004	37 days
2005	71 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.

Download the Data

Data for San Ignacio standing records by year: CSV or JSON. Field meanings are on the data page.
Data for San Ignacio 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). Records are computed by this site and are not official.

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