San Joaquin Weather Records (MXN00007147)

Record envelope, standing records and threshold days for San Joaquin (MXN00007147), Mexico, with 30 years of record.

Key Facts for San Joaquin

San Joaquin (MXN00007147) is a weather station in Mexico at 17.55 latitude and -93.10 longitude, 21 m (68 ft) above sea level.
The station reports from 1962 to 1991, 30 years of record.
1,464 records set at San Joaquin still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 17.55 latitude, -93.10 longitude.
Elevation: 21 m (68 ft).
Period of record: 1962 to 1991, 30 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 Joaquin. 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 Joaquin, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	34.4 C (93.9 F)	9.4 C (48.9 F)	n/a	n/a
Feb	35.0 C (95.0 F)	8.9 C (48.0 F)	n/a	n/a
Mar	41.1 C (106.0 F)	10.0 C (50.0 F)	n/a	n/a
Apr	40.0 C (104.0 F)	13.3 C (55.9 F)	n/a	n/a
May	40.6 C (105.1 F)	13.9 C (57.0 F)	n/a	n/a
Jun	39.4 C (102.9 F)	19.4 C (66.9 F)	n/a	n/a
Jul	36.7 C (98.1 F)	18.3 C (64.9 F)	n/a	n/a
Aug	35.6 C (96.1 F)	18.9 C (66.0 F)	n/a	n/a
Sep	38.9 C (102.0 F)	18.3 C (64.9 F)	n/a	n/a
Oct	38.9 C (102.0 F)	15.0 C (59.0 F)	n/a	n/a
Nov	35.0 C (95.0 F)	10.0 C (50.0 F)	n/a	n/a
Dec	32.8 C (91.0 F)	9.4 C (48.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at San Joaquin still stand. 1973 holds the most, with 137.

Standing records at San Joaquin by the year they were set
Year set	Standing records
1962	45
1963	55
1964	81
1965	50
1966	65
1967	61
1968	49
1969	73
1970	66
1972	62
1973	137
1974	44
1975	50
1976	32
1977	65
1978	41
1979	35
1980	51
1981	36
1982	38
1983	37
1984	38
1985	28
1986	33
1987	55
1988	34
1989	38
1990	16
1991	49

Wettest Day of Each Month

Oct: 314.2 mm (12.4 in)

The wettest day on record for each calendar month at San Joaquin. The most was 314.2 mm (12.4 in) on 5 October 1985.

Record daily precipitation for each month at San Joaquin
Month	Record daily precipitation (mm)	Date
Jan	179.8 mm (7.1 in)	27 January 1967
Feb	229.9 mm (9.1 in)	5 February 1988
Mar	148.1 mm (5.8 in)	20 March 1986
Apr	230.1 mm (9.1 in)	5 April 1974
May	152.9 mm (6.0 in)	16 May 1967
Jun	205.5 mm (8.1 in)	21 June 1973
Jul	188.0 mm (7.4 in)	11 July 1972
Aug	127.0 mm (5.0 in)	7 August 1987
Sep	222.0 mm (8.7 in)	22 September 1968
Oct	314.2 mm (12.4 in)	5 October 1985
Nov	213.4 mm (8.4 in)	7 November 1978
Dec	293.4 mm (11.6 in)	22 December 1967

Period of Record Coverage

1962 to 1991

29 years of record at San Joaquin, 1962 to 1991. 2 years have data for under 90 percent of days and are left out of rankings: 1962, 1991.

Days with data per year at San Joaquin
Year	Days with data	Share of year	Complete
1962	306	84%	No
1963	363	99%	Yes
1964	365	100%	Yes
1965	364	100%	Yes
1966	363	99%	Yes
1967	364	100%	Yes
1968	363	99%	Yes
1969	362	99%	Yes
1970	360	99%	Yes
1972	364	99%	Yes
1973	361	99%	Yes
1974	364	100%	Yes
1975	365	100%	Yes
1976	363	99%	Yes
1977	364	100%	Yes
1978	358	98%	Yes
1979	334	92%	Yes
1980	363	99%	Yes
1981	365	100%	Yes
1982	365	100%	Yes
1983	360	99%	Yes
1984	362	99%	Yes
1985	363	99%	Yes
1986	364	100%	Yes
1987	365	100%	Yes
1988	366	100%	Yes
1989	364	100%	Yes
1990	365	100%	Yes
1991	298	82%	No

Latest Records

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

Climate Trend

26 complete years, 1963 to 1990

One stripe for each of 26 complete years at San Joaquin, 1963 to 1990. Blue stripes are years cooler than the station's own mean of 25.1 C (77.3 F); red stripes are warmer. The coolest year was 1987, at 24.4 C (75.9 F), and the warmest was 1973, at 25.9 C (78.5 F). The strongest colour marks a difference of 0.8 C (1.4 F).

Annual mean temperature at San Joaquin as warming stripes, 1963 to 1990
Year	Annual mean temperature	Difference from the station mean
1963	25.0 C	-0.19 C
1964	25.1 C	-0.07 C
1965	25.2 C	+0.01 C
1966	24.7 C	-0.43 C
1967	24.8 C	-0.38 C
1968	24.5 C	-0.60 C
1969	25.1 C	-0.06 C
1970	24.5 C	-0.64 C
1972	25.5 C	+0.40 C
1973	25.9 C	+0.72 C
1974	25.5 C	+0.35 C
1975	25.8 C	+0.69 C
1976	24.8 C	-0.31 C
1977	25.3 C	+0.19 C
1978	25.2 C	+0.01 C
1980	25.3 C	+0.15 C
1981	25.3 C	+0.11 C
1982	25.6 C	+0.45 C
1983	25.5 C	+0.35 C
1984	24.8 C	-0.33 C
1985	25.4 C	+0.24 C
1986	25.0 C	-0.10 C
1987	24.4 C	-0.76 C
1988	25.0 C	-0.16 C
1989	25.2 C	+0.01 C
1990	25.5 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

1962 to 1991

Yearly extremes at San Joaquin: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	41.1 C (106.0 F)	1984	37.8 C (100.0 F)	29
Coldest night (TNn)	8.9 C (48.0 F)	1989	11.1 C (52.0 F)	29
Wettest day (Rx1day)	314.2 mm (12.4 in)	1985	162.8 mm (6.4 in)	29
Wettest five days (Rx5day)	462.8 mm (18.2 in)	1980	339.2 mm (13.4 in)	29
Longest dry spell (CDD)	40 days	1987	18 days	29

Hottest day (TXx)

The hottest day of the year at San Joaquin, 1962 to 1991. The record is 41.1 C (106.0 F) in 1984, marked on the chart; the median year is 37.8 C (100.0 F).

Hottest day (TXx) at San Joaquin by year
Year	Hottest day (TXx)
1962	36.1 C (97.0 F)
1963	36.7 C (98.1 F)
1964	38.9 C (102.0 F)
1965	36.1 C (97.0 F)
1966	36.7 C (98.1 F)
1967	37.8 C (100.0 F)
1968	37.8 C (100.0 F)
1969	37.2 C (99.0 F)
1970	36.7 C (98.1 F)
1972	38.9 C (102.0 F)
1973	40.0 C (104.0 F)
1974	38.9 C (102.0 F)
1975	40.0 C (104.0 F)
1976	38.3 C (100.9 F)
1977	37.2 C (99.0 F)
1978	40.6 C (105.1 F)
1979	37.2 C (99.0 F)
1980	37.2 C (99.0 F)
1981	38.9 C (102.0 F)
1982	36.1 C (97.0 F)
1983	40.0 C (104.0 F)
1984	41.1 C (106.0 F)
1985	38.3 C (100.9 F)
1986	36.7 C (98.1 F)
1987	35.0 C (95.0 F)
1988	37.8 C (100.0 F)
1989	37.2 C (99.0 F)
1990	37.2 C (99.0 F)
1991	40.0 C (104.0 F)

Coldest night (TNn)

The coldest night of the year at San Joaquin, 1962 to 1991. The record is 8.9 C (48.0 F) in 1989, marked on the chart; the median year is 11.1 C (52.0 F).

Coldest night (TNn) at San Joaquin by year
Year	Coldest night (TNn)
1962	14.4 C (57.9 F)
1963	9.4 C (48.9 F)
1964	12.2 C (54.0 F)
1965	9.4 C (48.9 F)
1966	10.6 C (51.1 F)
1967	10.6 C (51.1 F)
1968	11.7 C (53.1 F)
1969	15.0 C (59.0 F)
1970	10.0 C (50.0 F)
1972	10.0 C (50.0 F)
1973	10.6 C (51.1 F)
1974	12.8 C (55.0 F)
1975	13.3 C (55.9 F)
1976	11.1 C (52.0 F)
1977	12.8 C (55.0 F)
1978	11.1 C (52.0 F)
1979	13.9 C (57.0 F)
1980	12.2 C (54.0 F)
1981	11.1 C (52.0 F)
1982	10.6 C (51.1 F)
1983	12.2 C (54.0 F)
1984	10.6 C (51.1 F)
1985	12.2 C (54.0 F)
1986	10.0 C (50.0 F)
1987	10.0 C (50.0 F)
1988	10.6 C (51.1 F)
1989	8.9 C (48.0 F)
1990	12.8 C (55.0 F)
1991	10.0 C (50.0 F)

Wettest day (Rx1day)

The wettest day of the year at San Joaquin, 1962 to 1991. The record is 314.2 mm (12.4 in) in 1985, marked on the chart; the median year is 162.8 mm (6.4 in).

Wettest day (Rx1day) at San Joaquin by year
Year	Wettest day (Rx1day)
1962	118.1 mm (4.6 in)
1963	155.4 mm (6.1 in)
1964	226.8 mm (8.9 in)
1965	141.5 mm (5.6 in)
1966	166.9 mm (6.6 in)
1967	293.4 mm (11.6 in)
1968	222.0 mm (8.7 in)
1969	129.8 mm (5.1 in)
1970	162.8 mm (6.4 in)
1972	188.0 mm (7.4 in)
1973	205.5 mm (8.1 in)
1974	230.1 mm (9.1 in)
1975	119.1 mm (4.7 in)
1976	127.5 mm (5.0 in)
1977	180.1 mm (7.1 in)
1978	213.4 mm (8.4 in)
1979	189.5 mm (7.5 in)
1980	248.4 mm (9.8 in)
1981	151.4 mm (6.0 in)
1982	213.4 mm (8.4 in)
1983	94.5 mm (3.7 in)
1984	114.6 mm (4.5 in)
1985	314.2 mm (12.4 in)
1986	148.1 mm (5.8 in)
1987	127.0 mm (5.0 in)
1988	229.9 mm (9.1 in)
1989	128.8 mm (5.1 in)
1990	146.8 mm (5.8 in)
1991	143.8 mm (5.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at San Joaquin, 1962 to 1991. The record is 462.8 mm (18.2 in) in 1980, marked on the chart; the median year is 339.2 mm (13.4 in).

Wettest five days (Rx5day) at San Joaquin by year
Year	Wettest five days (Rx5day)
1962	222.6 mm (8.8 in)
1963	320.8 mm (12.6 in)
1964	367.5 mm (14.5 in)
1965	341.7 mm (13.5 in)
1966	341.2 mm (13.4 in)
1967	401.1 mm (15.8 in)
1968	369.5 mm (14.5 in)
1969	257.9 mm (10.2 in)
1970	253.6 mm (10.0 in)
1972	324.2 mm (12.8 in)
1973	370.7 mm (14.6 in)
1974	367.4 mm (14.5 in)
1975	280.4 mm (11.0 in)
1976	277.1 mm (10.9 in)
1977	339.2 mm (13.4 in)
1978	403.2 mm (15.9 in)
1979	385.5 mm (15.2 in)
1980	462.8 mm (18.2 in)
1981	359.3 mm (14.1 in)
1982	455.0 mm (17.9 in)
1983	189.0 mm (7.4 in)
1984	344.9 mm (13.6 in)
1985	427.0 mm (16.8 in)
1986	219.8 mm (8.7 in)
1987	296.5 mm (11.7 in)
1988	324.1 mm (12.8 in)
1989	284.7 mm (11.2 in)
1990	207.3 mm (8.2 in)
1991	180.6 mm (7.1 in)

Longest dry spell (CDD)

The longest dry spell of the year at San Joaquin, 1962 to 1991. The record is 40 days in 1987, marked on the chart; the median year is 18 days.

Longest dry spell (CDD) at San Joaquin by year
Year	Longest dry spell (CDD)
1962	19 days
1963	15 days
1964	20 days
1965	27 days
1966	19 days
1967	38 days
1968	18 days
1969	14 days
1970	24 days
1972	23 days
1973	16 days
1974	26 days
1975	22 days
1976	16 days
1977	24 days
1978	18 days
1979	9 days
1980	17 days
1981	18 days
1982	17 days
1983	19 days
1984	22 days
1985	15 days
1986	17 days
1987	40 days
1988	17 days
1989	15 days
1990	12 days
1991	24 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 Joaquin standing records by year: CSV or JSON. Field meanings are on the data page.
Data for San Joaquin 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 2026-10-13 (13 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).