San Cristobal de Los Baos Weather Records (MXN00015308)

Record envelope, standing records and threshold days for San Cristobal de Los Baos (MXN00015308), Mexico, with 30 years of record.

Key Facts for San Cristobal de Los Baos

San Cristobal de Los Baos (MXN00015308) is a weather station in Mexico at 19.68 latitude and -99.87 longitude, 2,570 m (8,431 ft) above sea level.
The station reports from 1980 to 2009, 30 years of record.
1,464 records set at San Cristobal de Los Baos still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 19.68 latitude, -99.87 longitude.
Elevation: 2,570 m (8,431 ft).
Period of record: 1980 to 2009, 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 Cristobal de Los Baos. 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 Cristobal de Los Baos, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	26.7 C (80.1 F)	-4.4 C (24.1 F)	n/a	n/a
Feb	29.4 C (84.9 F)	-7.2 C (19.0 F)	n/a	n/a
Mar	31.7 C (89.1 F)	0.0 C (32.0 F)	n/a	n/a
Apr	32.8 C (91.0 F)	0.0 C (32.0 F)	n/a	n/a
May	36.7 C (98.1 F)	0.0 C (32.0 F)	n/a	n/a
Jun	35.0 C (95.0 F)	0.0 C (32.0 F)	n/a	n/a
Jul	27.8 C (82.0 F)	0.0 C (32.0 F)	n/a	n/a
Aug	27.8 C (82.0 F)	0.0 C (32.0 F)	n/a	n/a
Sep	26.7 C (80.1 F)	0.0 C (32.0 F)	n/a	n/a
Oct	35.0 C (95.0 F)	0.0 C (32.0 F)	n/a	n/a
Nov	28.9 C (84.0 F)	-5.0 C (23.0 F)	n/a	n/a
Dec	28.9 C (84.0 F)	-4.4 C (24.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at San Cristobal de Los Baos still stand. 1982 holds the most, with 136.

Standing records at San Cristobal de Los Baos by the year they were set
Year set	Standing records
1980	57
1981	99
1982	136
1983	100
1984	80
1985	50
1986	36
1987	57
1988	74
1989	52
1990	37
1991	40
1992	46
1993	23
1994	35
1995	33
1996	26
1997	60
1998	66
1999	42
2000	22
2001	37
2002	28
2003	21
2004	37
2005	37
2006	38
2007	41
2008	37
2009	17

Wettest Day of Each Month

Oct: 119.9 mm (4.7 in)

The wettest day on record for each calendar month at San Cristobal de Los Baos. The most was 119.9 mm (4.7 in) on 1 October 2006.

Record daily precipitation for each month at San Cristobal de Los Baos
Month	Record daily precipitation (mm)	Date
Jan	30.0 mm (1.2 in)	13 January 2004
Feb	23.9 mm (0.9 in)	21 February 2009
Mar	19.8 mm (0.8 in)	3 March 1988
Apr	34.8 mm (1.4 in)	30 April 2007
May	21.8 mm (0.9 in)	16 May 2009
Jun	39.9 mm (1.6 in)	25 June 1989
Jul	42.9 mm (1.7 in)	4 July 2008
Aug	35.8 mm (1.4 in)	29 August 2009
Sep	32.8 mm (1.3 in)	15 September 2008
Oct	119.9 mm (4.7 in)	1 October 2006
Nov	31.0 mm (1.2 in)	16 November 1980
Dec	20.8 mm (0.8 in)	9 December 1981

Period of Record Coverage

1980 to 2009

30 years of record at San Cristobal de Los Baos, 1980 to 2009. 5 years have data for under 90 percent of days and are left out of rankings: 1980, 2004, 2005, 2006, 2009.

Days with data per year at San Cristobal de Los Baos
Year	Days with data	Share of year	Complete
1980	304	83%	No
1981	363	99%	Yes
1982	365	100%	Yes
1983	363	99%	Yes
1984	355	97%	Yes
1985	360	99%	Yes
1986	364	100%	Yes
1987	361	99%	Yes
1988	359	98%	Yes
1989	355	97%	Yes
1990	365	100%	Yes
1991	365	100%	Yes
1992	354	97%	Yes
1993	346	95%	Yes
1994	355	97%	Yes
1995	364	100%	Yes
1996	366	100%	Yes
1997	360	99%	Yes
1998	357	98%	Yes
1999	358	98%	Yes
2000	360	98%	Yes
2001	364	100%	Yes
2002	360	99%	Yes
2003	362	99%	Yes
2004	329	90%	No
2005	325	89%	No
2006	295	81%	No
2007	354	97%	Yes
2008	355	97%	Yes
2009	236	65%	No

Latest Records

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

Climate Trend

25 complete years, 1981 to 2008

One stripe for each of 25 complete years at San Cristobal de Los Baos, 1981 to 2008. Blue stripes are years cooler than the station's own mean of 13.0 C (55.5 F); red stripes are warmer. The coolest year was 1992, at 12.5 C (54.5 F), and the warmest was 1982, at 14.3 C (57.7 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at San Cristobal de Los Baos as warming stripes, 1981 to 2008
Year	Annual mean temperature	Difference from the station mean
1981	13.0 C	-0.09 C
1982	14.3 C	+1.21 C
1983	13.2 C	+0.16 C
1984	12.7 C	-0.40 C
1985	13.0 C	-0.07 C
1986	13.3 C	+0.27 C
1987	13.1 C	+0.06 C
1988	12.9 C	-0.14 C
1989	12.8 C	-0.26 C
1990	12.9 C	-0.20 C
1991	12.9 C	-0.13 C
1992	12.5 C	-0.57 C
1993	13.1 C	+0.08 C
1994	13.2 C	+0.15 C
1995	13.0 C	-0.02 C
1996	12.9 C	-0.11 C
1997	12.7 C	-0.33 C
1998	13.7 C	+0.67 C
1999	12.8 C	-0.24 C
2000	12.9 C	-0.18 C
2001	12.7 C	-0.38 C
2002	13.0 C	-0.10 C
2003	13.3 C	+0.21 C
2007	13.0 C	-0.06 C
2008	13.4 C	+0.36 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

1980 to 2009

Yearly extremes at San Cristobal de Los Baos: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	36.7 C (98.1 F)	1998	30.6 C (87.1 F)	30
Coldest night (TNn)	-7.2 C (19.0 F)	1981	0.0 C (32.0 F)	30
Wettest day (Rx1day)	119.9 mm (4.7 in)	2006	23.7 mm (0.9 in)	30
Wettest five days (Rx5day)	123.7 mm (4.9 in)	2006	63.4 mm (2.5 in)	30
Longest dry spell (CDD)	148 days	1998	55 days	30

Hottest day (TXx)

The hottest day of the year at San Cristobal de Los Baos, 1980 to 2009. The record is 36.7 C (98.1 F) in 1998, marked on the chart; the median year is 30.6 C (87.1 F).

Hottest day (TXx) at San Cristobal de Los Baos by year
Year	Hottest day (TXx)
1980	30.0 C (86.0 F)
1981	28.9 C (84.0 F)
1982	30.0 C (86.0 F)
1983	33.3 C (91.9 F)
1984	30.6 C (87.1 F)
1985	30.0 C (86.0 F)
1986	30.0 C (86.0 F)
1987	29.4 C (84.9 F)
1988	32.8 C (91.0 F)
1989	31.1 C (88.0 F)
1990	30.6 C (87.1 F)
1991	31.1 C (88.0 F)
1992	28.9 C (84.0 F)
1993	35.0 C (95.0 F)
1994	30.6 C (87.1 F)
1995	31.7 C (89.1 F)
1996	30.0 C (86.0 F)
1997	29.4 C (84.9 F)
1998	36.7 C (98.1 F)
1999	31.1 C (88.0 F)
2000	30.0 C (86.0 F)
2001	30.6 C (87.1 F)
2002	30.6 C (87.1 F)
2003	32.8 C (91.0 F)
2004	29.4 C (84.9 F)
2005	31.7 C (89.1 F)
2006	31.7 C (89.1 F)
2007	31.7 C (89.1 F)
2008	32.8 C (91.0 F)
2009	30.0 C (86.0 F)

Coldest night (TNn)

The coldest night of the year at San Cristobal de Los Baos, 1980 to 2009. The record is -7.2 C (19.0 F) in 1981, marked on the chart; the median year is 0.0 C (32.0 F).

Coldest night (TNn) at San Cristobal de Los Baos by year
Year	Coldest night (TNn)
1980	-4.4 C (24.1 F)
1981	-7.2 C (19.0 F)
1982	-5.0 C (23.0 F)
1983	0.0 C (32.0 F)
1984	0.0 C (32.0 F)
1985	0.0 C (32.0 F)
1986	0.0 C (32.0 F)
1987	0.0 C (32.0 F)
1988	0.0 C (32.0 F)
1989	0.0 C (32.0 F)
1990	0.0 C (32.0 F)
1991	0.6 C (33.1 F)
1992	0.6 C (33.1 F)
1993	0.6 C (33.1 F)
1994	0.6 C (33.1 F)
1995	0.0 C (32.0 F)
1996	0.6 C (33.1 F)
1997	0.6 C (33.1 F)
1998	0.6 C (33.1 F)
1999	0.0 C (32.0 F)
2000	0.6 C (33.1 F)
2001	0.0 C (32.0 F)
2002	0.0 C (32.0 F)
2003	0.6 C (33.1 F)
2004	0.6 C (33.1 F)
2005	0.0 C (32.0 F)
2006	0.6 C (33.1 F)
2007	0.6 C (33.1 F)
2008	-4.4 C (24.1 F)
2009	0.6 C (33.1 F)

Wettest day (Rx1day)

The wettest day of the year at San Cristobal de Los Baos, 1980 to 2009. The record is 119.9 mm (4.7 in) in 2006, marked on the chart; the median year is 23.7 mm (0.9 in).

Wettest day (Rx1day) at San Cristobal de Los Baos by year
Year	Wettest day (Rx1day)
1980	31.0 mm (1.2 in)
1981	31.0 mm (1.2 in)
1982	26.4 mm (1.0 in)
1983	19.8 mm (0.8 in)
1984	19.8 mm (0.8 in)
1985	26.9 mm (1.1 in)
1986	19.8 mm (0.8 in)
1987	22.9 mm (0.9 in)
1988	20.8 mm (0.8 in)
1989	39.9 mm (1.6 in)
1990	19.8 mm (0.8 in)
1991	19.8 mm (0.8 in)
1992	23.4 mm (0.9 in)
1993	21.8 mm (0.9 in)
1994	19.8 mm (0.8 in)
1995	19.8 mm (0.8 in)
1996	19.8 mm (0.8 in)
1997	23.9 mm (0.9 in)
1998	19.8 mm (0.8 in)
1999	19.8 mm (0.8 in)
2000	23.9 mm (0.9 in)
2001	20.8 mm (0.8 in)
2002	31.8 mm (1.3 in)
2003	26.9 mm (1.1 in)
2004	30.0 mm (1.2 in)
2005	27.9 mm (1.1 in)
2006	119.9 mm (4.7 in)
2007	34.8 mm (1.4 in)
2008	42.9 mm (1.7 in)
2009	35.8 mm (1.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at San Cristobal de Los Baos, 1980 to 2009. The record is 123.7 mm (4.9 in) in 2006, marked on the chart; the median year is 63.4 mm (2.5 in).

Wettest five days (Rx5day) at San Cristobal de Los Baos by year
Year	Wettest five days (Rx5day)
1980	38.2 mm (1.5 in)
1981	63.8 mm (2.5 in)
1982	50.0 mm (2.0 in)
1983	73.2 mm (2.9 in)
1984	65.3 mm (2.6 in)
1985	55.5 mm (2.2 in)
1986	58.4 mm (2.3 in)
1987	85.1 mm (3.4 in)
1988	62.2 mm (2.4 in)
1989	92.3 mm (3.6 in)
1990	63.5 mm (2.5 in)
1991	75.2 mm (3.0 in)
1992	52.8 mm (2.1 in)
1993	58.8 mm (2.3 in)
1994	44.4 mm (1.7 in)
1995	52.6 mm (2.1 in)
1996	62.3 mm (2.5 in)
1997	57.1 mm (2.2 in)
1998	70.3 mm (2.8 in)
1999	77.1 mm (3.0 in)
2000	75.1 mm (3.0 in)
2001	59.5 mm (2.3 in)
2002	68.4 mm (2.7 in)
2003	66.2 mm (2.6 in)
2004	55.5 mm (2.2 in)
2005	56.5 mm (2.2 in)
2006	123.7 mm (4.9 in)
2007	63.2 mm (2.5 in)
2008	84.4 mm (3.3 in)
2009	70.4 mm (2.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at San Cristobal de Los Baos, 1980 to 2009. The record is 148 days in 1998, marked on the chart; the median year is 55 days.

Longest dry spell (CDD) at San Cristobal de Los Baos by year
Year	Longest dry spell (CDD)
1980	30 days
1981	46 days
1982	79 days
1983	68 days
1984	79 days
1985	71 days
1986	102 days
1987	45 days
1988	59 days
1989	110 days
1990	72 days
1991	44 days
1992	37 days
1993	40 days
1994	78 days
1995	48 days
1996	106 days
1997	36 days
1998	148 days
1999	63 days
2000	70 days
2001	49 days
2002	30 days
2003	69 days
2004	48 days
2005	50 days
2006	38 days
2007	26 days
2008	81 days
2009	25 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 Cristobal de Los Baos standing records by year: CSV or JSON. Field meanings are on the data page.
Data for San Cristobal de Los Baos 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).