Chilapa (Smn) Weather Records (MXN00012032)

Record envelope, standing records and threshold days for Chilapa (Smn) (MXN00012032), Mexico, with 53 years of record.

Key Facts for Chilapa (Smn)

Chilapa (Smn) (MXN00012032) is a weather station in Mexico at 17.58 latitude and -99.17 longitude, 1,406 m (4,612 ft) above sea level.
The station reports from 1949 to 2001, 53 years of record.
1,464 records set at Chilapa (Smn) still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Chilapa (Smn) set a daily record precipitation of 46.5 mm (1.8 in) on 25 July 2001.

About the Station

Location: Mexico, 17.58 latitude, -99.17 longitude.
Elevation: 1,406 m (4,612 ft).
Period of record: 1949 to 2001, 53 years.
Eligible elements: 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 Chilapa (Smn). 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 Chilapa (Smn), with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	35.6 C (96.1 F)	0.0 C (32.0 F)	n/a	n/a
Feb	37.8 C (100.0 F)	1.7 C (35.1 F)	n/a	n/a
Mar	40.0 C (104.0 F)	5.6 C (42.1 F)	n/a	n/a
Apr	43.9 C (111.0 F)	10.0 C (50.0 F)	n/a	n/a
May	46.7 C (116.1 F)	7.8 C (46.0 F)	n/a	n/a
Jun	42.8 C (109.0 F)	7.8 C (46.0 F)	n/a	n/a
Jul	41.7 C (107.1 F)	7.8 C (46.0 F)	n/a	n/a
Aug	43.9 C (111.0 F)	7.8 C (46.0 F)	n/a	n/a
Sep	37.8 C (100.0 F)	6.7 C (44.1 F)	n/a	n/a
Oct	37.8 C (100.0 F)	5.6 C (42.1 F)	n/a	n/a
Nov	37.8 C (100.0 F)	5.0 C (41.0 F)	n/a	n/a
Dec	36.7 C (98.1 F)	2.8 C (37.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Chilapa (Smn) still stand. 1997 holds the most, with 421.

Wettest Day of Each Month

Jun: 118.6 mm (4.7 in)

The wettest day on record for each calendar month at Chilapa (Smn). The most was 118.6 mm (4.7 in) on 22 June 1973.

Record daily precipitation for each month at Chilapa (Smn)
Month	Record daily precipitation (mm)	Date
Jan	66.5 mm (2.6 in)	18 January 1969
Feb	36.3 mm (1.4 in)	8 February 1993
Mar	36.6 mm (1.4 in)	2 March 2001
Apr	52.6 mm (2.1 in)	3 April 1966
May	85.6 mm (3.4 in)	11 May 1960
Jun	118.6 mm (4.7 in)	22 June 1973
Jul	79.8 mm (3.1 in)	8 July 1999
Aug	95.0 mm (3.7 in)	25 August 1999
Sep	86.9 mm (3.4 in)	28 September 1997
Oct	87.9 mm (3.5 in)	2 October 1999
Nov	82.6 mm (3.3 in)	11 November 1961
Dec	81.8 mm (3.2 in)	18 December 1997

Period of Record Coverage

1971 to 2001

10 years of record at Chilapa (Smn), 1971 to 2001. 4 years have data for under 90 percent of days and are left out of rankings: 1971, 1992, 1995, 2000.

Days with data per year at Chilapa (Smn)
Year	Days with data	Share of year	Complete
1971	28	8%	No
1992	153	42%	No
1993	365	100%	Yes
1994	334	92%	Yes
1995	151	41%	No
1997	365	100%	Yes
1998	365	100%	Yes
1999	365	100%	Yes
2000	121	33%	No
2001	364	100%	Yes

Latest Records

Latest records at Chilapa (Smn)
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 July 2001	Chilapa (Smn), MX	daily rain	46.5 mm (1.8 in)	2.6 mm (0.10 in)	48 years	21 of 100 (Routine)
27 April 2001	Chilapa (Smn), MX	daily rain	6.1 mm (0.24 in)	2.3 mm (0.09 in)	0 years	7 of 100 (Routine)
23 March 2001	Chilapa (Smn), MX	daily rain	1.0 mm (0.04 in)	1.0 mm (0.04 in)	50 years	20 of 100 (Routine)
2 March 2001	Chilapa (Smn), MX	monthly rain	36.6 mm (1.4 in)	7.6 mm (0.30 in)	3 years	23 of 100 (Routine)
27 April 2000	Chilapa (Smn), MX	daily rain	3.8 mm (0.15 in)	3.8 mm (0.15 in)	48 years	20 of 100 (Routine)
16 December 1999	Chilapa (Smn), MX	daily rain	24.9 mm (1.0 in)	24.9 mm (1.0 in)	44 years	20 of 100 (Routine)
14 December 1999	Chilapa (Smn), MX	daily rain	39.9 mm (1.6 in)	30.8 mm (1.2 in)	21 years	28 of 100 (Routine)
15 November 1999	Chilapa (Smn), MX	daily rain	26.9 mm (1.1 in)	14.2 mm (0.6 in)	40 years	26 of 100 (Routine)
14 October 1999	Chilapa (Smn), MX	daily rain	26.4 mm (1.0 in)	5.3 mm (0.21 in)	6 years	10 of 100 (Routine)
3 October 1999	Chilapa (Smn), MX	daily rain	54.9 mm (2.2 in)	16.5 mm (0.6 in)	40 years	29 of 100 (Routine)
2 October 1999	Chilapa (Smn), MX	monthly rain	87.9 mm (3.5 in)	4.8 mm (0.19 in)	22 years	24 of 100 (Routine)
17 September 1999	Chilapa (Smn), MX	daily rain	42.9 mm (1.7 in)	16.7 mm (0.7 in)	2 years	17 of 100 (Routine)
11 September 1999	Chilapa (Smn), MX	daily rain	80.8 mm (3.2 in)	27.7 mm (1.1 in)	45 years	39 of 100 (Notable)
26 August 1999	Chilapa (Smn), MX	daily rain	74.9 mm (2.9 in)	12.9 mm (0.5 in)	20 years	22 of 100 (Routine)
25 August 1999	Chilapa (Smn), MX	monthly rain	95.0 mm (3.7 in)	21.6 mm (0.9 in)	25 years	41 of 100 (Notable)
20 August 1999	Chilapa (Smn), MX	daily rain	49.8 mm (2.0 in)	3.3 mm (0.13 in)	16 years	13 of 100 (Routine)
12 August 1999	Chilapa (Smn), MX	daily rain	39.9 mm (1.6 in)	3.8 mm (0.15 in)	6 years	10 of 100 (Routine)
11 August 1999	Chilapa (Smn), MX	daily rain	39.9 mm (1.6 in)	18.3 mm (0.7 in)	36 years	31 of 100 (Routine)
21 July 1999	Chilapa (Smn), MX	daily rain	49.8 mm (2.0 in)	19.1 mm (0.8 in)	22 years	27 of 100 (Routine)
8 July 1999	Chilapa (Smn), MX	monthly rain	79.8 mm (3.1 in)	7.7 mm (0.30 in)	14 years	25 of 100 (Routine)

Extremes by Year

1949 to 2001

Yearly extremes at Chilapa (Smn): the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	46.7 C (116.1 F)	1995	39.2 C (102.6 F)	10
Coldest night (TNn)	0.0 C (32.0 F)	1998	5.3 C (41.5 F)	10
Wettest day (Rx1day)	118.6 mm (4.7 in)	1973	54.5 mm (2.1 in)	52
Wettest five days (Rx5day)	285.8 mm (11.3 in)	1997	106.5 mm (4.2 in)	52
Longest dry spell (CDD)	129 days	1998	31 days	52

Hottest day (TXx)

The hottest day of the year at Chilapa (Smn), 1949 to 2001. The record is 46.7 C (116.1 F) in 1995, marked on the chart; the median year is 39.2 C (102.6 F).

Hottest day (TXx) at Chilapa (Smn) by year
Year	Hottest day (TXx)
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	30.0 C (86.0 F)
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1981	n/a
1982	n/a
1983	n/a
1984	n/a
1985	n/a
1986	n/a
1987	n/a
1988	n/a
1990	n/a
1991	n/a
1992	43.9 C (111.0 F)
1993	40.6 C (105.1 F)
1994	37.8 C (100.0 F)
1995	46.7 C (116.1 F)
1996	n/a
1997	41.7 C (107.1 F)
1998	42.8 C (109.0 F)
1999	36.7 C (98.1 F)
2000	35.6 C (96.1 F)
2001	33.9 C (93.0 F)

Coldest night (TNn)

The coldest night of the year at Chilapa (Smn), 1949 to 2001. The record is 0.0 C (32.0 F) in 1998, marked on the chart; the median year is 5.3 C (41.5 F).

Coldest night (TNn) at Chilapa (Smn) by year
Year	Coldest night (TNn)
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	5.6 C (42.1 F)
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1981	n/a
1982	n/a
1983	n/a
1984	n/a
1985	n/a
1986	n/a
1987	n/a
1988	n/a
1990	n/a
1991	n/a
1992	7.8 C (46.0 F)
1993	2.8 C (37.0 F)
1994	7.8 C (46.0 F)
1995	10.0 C (50.0 F)
1996	n/a
1997	3.9 C (39.0 F)
1998	0.0 C (32.0 F)
1999	3.9 C (39.0 F)
2000	5.0 C (41.0 F)
2001	7.2 C (45.0 F)

Wettest day (Rx1day)

The wettest day of the year at Chilapa (Smn), 1949 to 2001. The record is 118.6 mm (4.7 in) in 1973, marked on the chart; the median year is 54.5 mm (2.1 in).

Wettest day (Rx1day) at Chilapa (Smn) by year
Year	Wettest day (Rx1day)
1949	39.9 mm (1.6 in)
1950	66.8 mm (2.6 in)
1951	53.8 mm (2.1 in)
1952	43.9 mm (1.7 in)
1953	53.1 mm (2.1 in)
1954	44.5 mm (1.8 in)
1955	38.4 mm (1.5 in)
1956	56.4 mm (2.2 in)
1957	57.4 mm (2.3 in)
1958	66.5 mm (2.6 in)
1959	46.5 mm (1.8 in)
1960	85.6 mm (3.4 in)
1961	82.6 mm (3.3 in)
1962	30.5 mm (1.2 in)
1963	44.5 mm (1.8 in)
1964	47.2 mm (1.9 in)
1965	58.4 mm (2.3 in)
1966	52.6 mm (2.1 in)
1967	75.7 mm (3.0 in)
1968	52.1 mm (2.1 in)
1969	66.5 mm (2.6 in)
1970	63.5 mm (2.5 in)
1971	36.1 mm (1.4 in)
1972	63.5 mm (2.5 in)
1973	118.6 mm (4.7 in)
1974	76.7 mm (3.0 in)
1975	64.8 mm (2.6 in)
1976	83.1 mm (3.3 in)
1977	45.2 mm (1.8 in)
1978	49.5 mm (1.9 in)
1979	62.0 mm (2.4 in)
1980	78.5 mm (3.1 in)
1981	52.6 mm (2.1 in)
1982	55.1 mm (2.2 in)
1983	62.7 mm (2.5 in)
1984	55.1 mm (2.2 in)
1985	72.1 mm (2.8 in)
1986	34.3 mm (1.4 in)
1987	61.0 mm (2.4 in)
1988	46.2 mm (1.8 in)
1990	21.1 mm (0.8 in)
1991	55.9 mm (2.2 in)
1992	47.0 mm (1.9 in)
1993	46.7 mm (1.8 in)
1994	29.5 mm (1.2 in)
1995	46.0 mm (1.8 in)
1996	51.1 mm (2.0 in)
1997	86.9 mm (3.4 in)
1998	82.8 mm (3.3 in)
1999	95.0 mm (3.7 in)
2000	3.8 mm (0.15 in)
2001	46.5 mm (1.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Chilapa (Smn), 1949 to 2001. The record is 285.8 mm (11.3 in) in 1997, marked on the chart; the median year is 106.5 mm (4.2 in).

Wettest five days (Rx5day) at Chilapa (Smn) by year
Year	Wettest five days (Rx5day)
1949	78.8 mm (3.1 in)
1950	105.7 mm (4.2 in)
1951	104.4 mm (4.1 in)
1952	85.9 mm (3.4 in)
1953	114.1 mm (4.5 in)
1954	102.1 mm (4.0 in)
1955	87.2 mm (3.4 in)
1956	141.3 mm (5.6 in)
1957	87.9 mm (3.5 in)
1958	179.0 mm (7.0 in)
1959	102.1 mm (4.0 in)
1960	120.7 mm (4.8 in)
1961	121.8 mm (4.8 in)
1962	84.6 mm (3.3 in)
1963	95.8 mm (3.8 in)
1964	109.5 mm (4.3 in)
1965	102.9 mm (4.1 in)
1966	114.8 mm (4.5 in)
1967	201.9 mm (7.9 in)
1968	106.4 mm (4.2 in)
1969	80.1 mm (3.2 in)
1970	85.6 mm (3.4 in)
1971	136.4 mm (5.4 in)
1972	87.9 mm (3.5 in)
1973	157.2 mm (6.2 in)
1974	153.5 mm (6.0 in)
1975	127.8 mm (5.0 in)
1976	203.2 mm (8.0 in)
1977	76.7 mm (3.0 in)
1978	106.5 mm (4.2 in)
1979	110.4 mm (4.3 in)
1980	133.6 mm (5.3 in)
1981	122.5 mm (4.8 in)
1982	167.3 mm (6.6 in)
1983	127.5 mm (5.0 in)
1984	139.7 mm (5.5 in)
1985	94.9 mm (3.7 in)
1986	89.4 mm (3.5 in)
1987	101.6 mm (4.0 in)
1988	83.4 mm (3.3 in)
1990	45.0 mm (1.8 in)
1991	108.5 mm (4.3 in)
1992	85.9 mm (3.4 in)
1993	94.7 mm (3.7 in)
1994	63.0 mm (2.5 in)
1995	91.0 mm (3.6 in)
1996	115.1 mm (4.5 in)
1997	285.8 mm (11.3 in)
1998	268.1 mm (10.6 in)
1999	229.3 mm (9.0 in)
2000	5.6 mm (0.22 in)
2001	119.6 mm (4.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Chilapa (Smn), 1949 to 2001. The record is 129 days in 1998, marked on the chart; the median year is 31 days.

Longest dry spell (CDD) at Chilapa (Smn) by year
Year	Longest dry spell (CDD)
1949	34 days
1950	11 days
1951	23 days
1952	26 days
1953	24 days
1954	33 days
1955	27 days
1956	75 days
1957	18 days
1958	33 days
1959	30 days
1960	22 days
1961	20 days
1962	22 days
1963	23 days
1964	28 days
1965	29 days
1966	24 days
1967	30 days
1968	39 days
1969	24 days
1970	35 days
1971	48 days
1972	23 days
1973	32 days
1974	37 days
1975	25 days
1976	31 days
1977	27 days
1978	43 days
1979	32 days
1980	24 days
1981	38 days
1982	39 days
1983	29 days
1984	53 days
1985	28 days
1986	44 days
1987	37 days
1988	27 days
1990	5 days
1991	47 days
1992	96 days
1993	61 days
1994	89 days
1995	86 days
1996	113 days
1997	77 days
1998	129 days
1999	84 days
2000	25 days
2001	28 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 Chilapa (Smn) standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Chilapa (Smn) 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).