San Nicolas Mavati Weather Records (MXN00015233)

Record envelope, standing records and threshold days for San Nicolas Mavati (MXN00015233), Mexico, with 32 years of record.

Key Facts for San Nicolas Mavati

San Nicolas Mavati (MXN00015233) is a weather station in Mexico at 19.58 latitude and -99.93 longitude, 2,910 m (9,547 ft) above sea level.
The station reports from 1977 to 2008, 32 years of record.
1,464 records set at San Nicolas Mavati still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 19.58 latitude, -99.93 longitude.
Elevation: 2,910 m (9,547 ft).
Period of record: 1977 to 2008, 32 years.
Eligible elements: none yet.

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 Nicolas Mavati. 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 Nicolas Mavati, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	26.1 C (79.0 F)	-6.1 C (21.0 F)	n/a	n/a
Feb	25.0 C (77.0 F)	-5.0 C (23.0 F)	n/a	n/a
Mar	28.9 C (84.0 F)	-3.3 C (26.1 F)	n/a	n/a
Apr	30.6 C (87.1 F)	0.6 C (33.1 F)	n/a	n/a
May	33.9 C (93.0 F)	2.8 C (37.0 F)	n/a	n/a
Jun	30.0 C (86.0 F)	1.7 C (35.1 F)	n/a	n/a
Jul	25.6 C (78.1 F)	2.8 C (37.0 F)	n/a	n/a
Aug	23.9 C (75.0 F)	4.4 C (39.9 F)	n/a	n/a
Sep	26.7 C (80.1 F)	1.7 C (35.1 F)	n/a	n/a
Oct	23.9 C (75.0 F)	0.0 C (32.0 F)	n/a	n/a
Nov	26.7 C (80.1 F)	0.0 C (32.0 F)	n/a	n/a
Dec	25.0 C (77.0 F)	0.0 C (32.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at San Nicolas Mavati still stand. 1978 holds the most, with 90.

Standing records at San Nicolas Mavati by the year they were set
Year set	Standing records
1977	40
1978	90
1979	83
1980	75
1981	40
1982	40
1983	72
1984	32
1985	25
1986	44
1987	6
1988	42
1989	73
1990	38
1991	59
1992	69
1993	23
1994	81
1995	45
1996	16
1997	58
1998	83
1999	46
2000	38
2001	44
2002	42
2003	21
2004	32
2005	22
2006	32
2008	53

Wettest Day of Each Month

Sep: 110.5 mm (4.4 in)

The wettest day on record for each calendar month at San Nicolas Mavati. The most was 110.5 mm (4.4 in) on 16 September 2002.

Record daily precipitation for each month at San Nicolas Mavati
Month	Record daily precipitation (mm)	Date
Jan	52.6 mm (2.1 in)	28 January 1992
Feb	22.1 mm (0.9 in)	2 February 1992
Mar	21.6 mm (0.9 in)	22 March 1997
Apr	36.1 mm (1.4 in)	7 April 1994
May	43.7 mm (1.7 in)	28 May 1995
Jun	97.0 mm (3.8 in)	19 June 1985
Jul	69.1 mm (2.7 in)	10 July 2000
Aug	92.2 mm (3.6 in)	30 August 2008
Sep	110.5 mm (4.4 in)	16 September 2002
Oct	72.9 mm (2.9 in)	11 October 1981
Nov	33.8 mm (1.3 in)	23 November 1988
Dec	26.9 mm (1.1 in)	3 December 1979

Period of Record Coverage

1977 to 2008

31 years of record at San Nicolas Mavati, 1977 to 2008. 10 years have data for under 90 percent of days and are left out of rankings: 1977, 1987, 1988, 1989, 1996, 2001, 2002, 2003 and others.

Days with data per year at San Nicolas Mavati
Year	Days with data	Share of year	Complete
1977	85	23%	No
1978	363	99%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	365	100%	Yes
1982	365	100%	Yes
1983	365	100%	Yes
1984	353	96%	Yes
1985	354	97%	Yes
1986	363	99%	Yes
1987	25	7%	No
1988	323	88%	No
1989	316	87%	No
1990	365	100%	Yes
1991	358	98%	Yes
1992	354	97%	Yes
1993	361	99%	Yes
1994	352	96%	Yes
1995	358	98%	Yes
1996	201	55%	No
1997	356	98%	Yes
1998	360	99%	Yes
1999	364	100%	Yes
2000	363	99%	Yes
2001	290	79%	No
2002	322	88%	No
2003	234	64%	No
2004	212	58%	No
2005	178	49%	No
2006	329	90%	Yes
2008	363	99%	Yes

Latest Records

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

Climate Trend

20 complete years, 1978 to 2008

One stripe for each of 20 complete years at San Nicolas Mavati, 1978 to 2008. Blue stripes are years cooler than the station's own mean of 13.4 C (56.0 F); red stripes are warmer. The coolest year was 2008, at 12.6 C (54.7 F), and the warmest was 1979, at 14.2 C (57.5 F). The strongest colour marks a difference of 0.9 C (1.6 F).

Annual mean temperature at San Nicolas Mavati as warming stripes, 1978 to 2008
Year	Annual mean temperature	Difference from the station mean
1978	14.0 C	+0.60 C
1979	14.2 C	+0.82 C
1980	13.9 C	+0.56 C
1981	13.1 C	-0.24 C
1982	13.8 C	+0.44 C
1983	13.3 C	-0.05 C
1984	13.0 C	-0.33 C
1985	12.8 C	-0.53 C
1986	13.1 C	-0.26 C
1990	13.3 C	-0.09 C
1991	13.9 C	+0.58 C
1992	12.7 C	-0.69 C
1993	13.4 C	+0.01 C
1994	13.6 C	+0.25 C
1995	13.5 C	+0.14 C
1997	13.0 C	-0.40 C
1998	13.3 C	-0.02 C
1999	13.2 C	-0.18 C
2000	13.5 C	+0.10 C
2008	12.6 C	-0.76 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

1977 to 2008

Yearly extremes at San Nicolas Mavati: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.9 C (93.0 F)	1998	27.8 C (82.0 F)	31
Coldest night (TNn)	-6.1 C (21.0 F)	1989	0.0 C (32.0 F)	31
Wettest day (Rx1day)	110.5 mm (4.4 in)	2002	38.4 mm (1.5 in)	31
Wettest five days (Rx5day)	168.9 mm (6.6 in)	1998	78.8 mm (3.1 in)	31
Longest dry spell (CDD)	152 days	1998	54 days	31

Hottest day (TXx)

The hottest day of the year at San Nicolas Mavati, 1977 to 2008. The record is 33.9 C (93.0 F) in 1998, marked on the chart; the median year is 27.8 C (82.0 F).

Hottest day (TXx) at San Nicolas Mavati by year
Year	Hottest day (TXx)
1977	23.9 C (75.0 F)
1978	30.6 C (87.1 F)
1979	29.4 C (84.9 F)
1980	28.3 C (82.9 F)
1981	25.6 C (78.1 F)
1982	27.2 C (81.0 F)
1983	30.0 C (86.0 F)
1984	28.3 C (82.9 F)
1985	26.1 C (79.0 F)
1986	27.8 C (82.0 F)
1987	21.7 C (71.1 F)
1988	28.9 C (84.0 F)
1989	30.0 C (86.0 F)
1990	26.1 C (79.0 F)
1991	28.9 C (84.0 F)
1992	25.0 C (77.0 F)
1993	27.8 C (82.0 F)
1994	27.2 C (81.0 F)
1995	26.7 C (80.1 F)
1996	27.8 C (82.0 F)
1997	25.6 C (78.1 F)
1998	33.9 C (93.0 F)
1999	28.3 C (82.9 F)
2000	27.8 C (82.0 F)
2001	28.9 C (84.0 F)
2002	28.9 C (84.0 F)
2003	30.6 C (87.1 F)
2004	26.7 C (80.1 F)
2005	27.8 C (82.0 F)
2006	28.9 C (84.0 F)
2008	25.6 C (78.1 F)

Coldest night (TNn)

The coldest night of the year at San Nicolas Mavati, 1977 to 2008. The record is -6.1 C (21.0 F) in 1989, marked on the chart; the median year is 0.0 C (32.0 F).

Coldest night (TNn) at San Nicolas Mavati by year
Year	Coldest night (TNn)
1977	1.7 C (35.1 F)
1978	0.6 C (33.1 F)
1979	2.2 C (36.0 F)
1980	0.0 C (32.0 F)
1981	0.0 C (32.0 F)
1982	1.1 C (34.0 F)
1983	-5.0 C (23.0 F)
1984	1.1 C (34.0 F)
1985	0.0 C (32.0 F)
1986	0.6 C (33.1 F)
1987	1.1 C (34.0 F)
1988	0.0 C (32.0 F)
1989	-6.1 C (21.0 F)
1990	0.0 C (32.0 F)
1991	1.7 C (35.1 F)
1992	0.0 C (32.0 F)
1993	1.1 C (34.0 F)
1994	0.0 C (32.0 F)
1995	1.1 C (34.0 F)
1996	0.0 C (32.0 F)
1997	0.0 C (32.0 F)
1998	2.2 C (36.0 F)
1999	0.0 C (32.0 F)
2000	0.0 C (32.0 F)
2001	0.0 C (32.0 F)
2002	0.0 C (32.0 F)
2003	0.6 C (33.1 F)
2004	1.7 C (35.1 F)
2005	0.6 C (33.1 F)
2006	0.0 C (32.0 F)
2008	-2.2 C (28.0 F)

Wettest day (Rx1day)

The wettest day of the year at San Nicolas Mavati, 1977 to 2008. The record is 110.5 mm (4.4 in) in 2002, marked on the chart; the median year is 38.4 mm (1.5 in).

Wettest day (Rx1day) at San Nicolas Mavati by year
Year	Wettest day (Rx1day)
1977	17.5 mm (0.7 in)
1978	31.8 mm (1.3 in)
1979	47.0 mm (1.9 in)
1980	37.6 mm (1.5 in)
1981	72.9 mm (2.9 in)
1982	31.8 mm (1.3 in)
1983	38.6 mm (1.5 in)
1984	44.7 mm (1.8 in)
1985	97.0 mm (3.8 in)
1986	34.3 mm (1.4 in)
1987	0.0 mm (0.00 in)
1988	33.8 mm (1.3 in)
1989	27.4 mm (1.1 in)
1990	38.4 mm (1.5 in)
1991	32.5 mm (1.3 in)
1992	52.6 mm (2.1 in)
1993	32.3 mm (1.3 in)
1994	38.1 mm (1.5 in)
1995	43.7 mm (1.7 in)
1996	62.0 mm (2.4 in)
1997	27.9 mm (1.1 in)
1998	80.0 mm (3.1 in)
1999	37.8 mm (1.5 in)
2000	69.1 mm (2.7 in)
2001	38.9 mm (1.5 in)
2002	110.5 mm (4.4 in)
2003	43.7 mm (1.7 in)
2004	36.1 mm (1.4 in)
2005	31.0 mm (1.2 in)
2006	53.8 mm (2.1 in)
2008	92.2 mm (3.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at San Nicolas Mavati, 1977 to 2008. The record is 168.9 mm (6.6 in) in 1998, marked on the chart; the median year is 78.8 mm (3.1 in).

Wettest five days (Rx5day) at San Nicolas Mavati by year
Year	Wettest five days (Rx5day)
1977	50.5 mm (2.0 in)
1978	65.1 mm (2.6 in)
1979	89.9 mm (3.5 in)
1980	103.7 mm (4.1 in)
1981	125.0 mm (4.9 in)
1982	54.7 mm (2.2 in)
1983	86.4 mm (3.4 in)
1984	98.3 mm (3.9 in)
1985	124.0 mm (4.9 in)
1986	74.7 mm (2.9 in)
1987	4.3 mm (0.17 in)
1988	73.2 mm (2.9 in)
1989	73.3 mm (2.9 in)
1990	75.6 mm (3.0 in)
1991	77.7 mm (3.1 in)
1992	111.8 mm (4.4 in)
1993	78.5 mm (3.1 in)
1994	90.8 mm (3.6 in)
1995	94.8 mm (3.7 in)
1996	103.9 mm (4.1 in)
1997	57.0 mm (2.2 in)
1998	168.9 mm (6.6 in)
1999	78.8 mm (3.1 in)
2000	91.0 mm (3.6 in)
2001	65.9 mm (2.6 in)
2002	161.5 mm (6.4 in)
2003	76.3 mm (3.0 in)
2004	71.2 mm (2.8 in)
2005	67.7 mm (2.7 in)
2006	86.1 mm (3.4 in)
2008	140.6 mm (5.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at San Nicolas Mavati, 1977 to 2008. The record is 152 days in 1998, marked on the chart; the median year is 54 days.

Longest dry spell (CDD) at San Nicolas Mavati by year
Year	Longest dry spell (CDD)
1977	17 days
1978	34 days
1979	36 days
1980	48 days
1981	35 days
1982	39 days
1983	55 days
1984	84 days
1985	84 days
1986	102 days
1987	61 days
1988	61 days
1989	63 days
1990	51 days
1991	84 days
1992	30 days
1993	54 days
1994	68 days
1995	39 days
1996	73 days
1997	54 days
1998	152 days
1999	45 days
2000	49 days
2001	60 days
2002	53 days
2003	87 days
2004	48 days
2005	31 days
2006	48 days
2008	103 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 Nicolas Mavati standing records by year: CSV or JSON. Field meanings are on the data page.
Data for San Nicolas Mavati 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).