Zongolica Weather Records (MXN00030200)

Record envelope, standing records and threshold days for Zongolica (MXN00030200), Mexico, with 31 years of record.

Key Facts for Zongolica

Zongolica (MXN00030200) is a weather station in Mexico at 18.67 latitude and -97.00 longitude, 1,224 m (4,015 ft) above sea level.
The station reports from 1954 to 1984, 31 years of record.
1,464 records set at Zongolica still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 18.67 latitude, -97.00 longitude.
Elevation: 1,224 m (4,015 ft).
Period of record: 1954 to 1984, 31 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 Zongolica. 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 Zongolica, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	30.6 C (87.1 F)	-2.2 C (28.0 F)	n/a	n/a
Feb	33.9 C (93.0 F)	-5.0 C (23.0 F)	n/a	n/a
Mar	39.4 C (102.9 F)	-0.6 C (30.9 F)	n/a	n/a
Apr	37.8 C (100.0 F)	1.7 C (35.1 F)	n/a	n/a
May	38.9 C (102.0 F)	5.6 C (42.1 F)	n/a	n/a
Jun	37.8 C (100.0 F)	7.8 C (46.0 F)	n/a	n/a
Jul	36.7 C (98.1 F)	2.8 C (37.0 F)	n/a	n/a
Aug	35.0 C (95.0 F)	7.8 C (46.0 F)	n/a	n/a
Sep	35.0 C (95.0 F)	7.8 C (46.0 F)	n/a	n/a
Oct	30.0 C (86.0 F)	2.8 C (37.0 F)	n/a	n/a
Nov	31.1 C (88.0 F)	0.0 C (32.0 F)	n/a	n/a
Dec	31.1 C (88.0 F)	-1.1 C (30.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Zongolica still stand. 1967 holds the most, with 151.

Standing records at Zongolica by the year they were set
Year set	Standing records
1954	46
1955	50
1956	52
1957	53
1958	39
1959	33
1960	43
1961	47
1962	39
1963	29
1964	47
1965	44
1966	47
1967	151
1968	61
1969	20
1970	143
1971	77
1972	38
1973	64
1974	80
1975	55
1976	31
1977	27
1978	24
1979	42
1980	36
1981	6
1982	15
1983	2
1984	23

Wettest Day of Each Month

Sep: 233.4 mm (9.2 in)

The wettest day on record for each calendar month at Zongolica. The most was 233.4 mm (9.2 in) on 20 September 1974.

Record daily precipitation for each month at Zongolica
Month	Record daily precipitation (mm)	Date
Jan	70.9 mm (2.8 in)	4 January 1959
Feb	51.8 mm (2.0 in)	13 February 1981
Mar	51.8 mm (2.0 in)	28 March 1957
Apr	93.7 mm (3.7 in)	26 April 1972
May	73.2 mm (2.9 in)	3 May 1972
Jun	108.0 mm (4.3 in)	17 June 1963
Jul	158.5 mm (6.2 in)	5 July 1955
Aug	208.8 mm (8.2 in)	11 August 1972
Sep	233.4 mm (9.2 in)	20 September 1974
Oct	115.8 mm (4.6 in)	9 October 1959
Nov	81.8 mm (3.2 in)	1 November 1966
Dec	92.5 mm (3.6 in)	15 December 1973

Period of Record Coverage

1954 to 1984

31 years of record at Zongolica, 1954 to 1984. 4 years have data for under 90 percent of days and are left out of rankings: 1957, 1969, 1981, 1983.

Days with data per year at Zongolica
Year	Days with data	Share of year	Complete
1954	352	96%	Yes
1955	365	100%	Yes
1956	365	100%	Yes
1957	175	48%	No
1958	359	98%	Yes
1959	365	100%	Yes
1960	363	99%	Yes
1961	364	100%	Yes
1962	364	100%	Yes
1963	364	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	365	100%	Yes
1967	360	99%	Yes
1968	362	99%	Yes
1969	210	58%	No
1970	362	99%	Yes
1971	364	100%	Yes
1972	366	100%	Yes
1973	361	99%	Yes
1974	364	100%	Yes
1975	365	100%	Yes
1976	365	100%	Yes
1977	363	99%	Yes
1978	365	100%	Yes
1979	364	100%	Yes
1980	366	100%	Yes
1981	242	66%	No
1982	365	100%	Yes
1983	59	16%	No
1984	334	91%	Yes

Latest Records

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

Climate Trend

24 complete years, 1955 to 1982

One stripe for each of 24 complete years at Zongolica, 1955 to 1982. Blue stripes are years cooler than the station's own mean of 17.3 C (63.1 F); red stripes are warmer. The coolest year was 1968, at 16.2 C (61.2 F), and the warmest was 1980, at 18.3 C (64.9 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Zongolica as warming stripes, 1955 to 1982
Year	Annual mean temperature	Difference from the station mean
1955	17.4 C	+0.11 C
1956	16.7 C	-0.59 C
1958	17.7 C	+0.39 C
1960	17.3 C	+0.02 C
1961	17.4 C	+0.06 C
1962	17.3 C	-0.03 C
1963	17.3 C	-0.01 C
1964	17.6 C	+0.34 C
1965	17.3 C	-0.05 C
1966	16.3 C	-1.03 C
1967	18.1 C	+0.76 C
1968	16.2 C	-1.09 C
1970	17.6 C	+0.30 C
1971	17.9 C	+0.61 C
1972	17.1 C	-0.17 C
1973	17.6 C	+0.34 C
1974	16.8 C	-0.48 C
1975	18.0 C	+0.67 C
1976	16.9 C	-0.38 C
1977	16.5 C	-0.85 C
1978	16.5 C	-0.79 C
1979	17.8 C	+0.54 C
1980	18.3 C	+0.98 C
1982	17.8 C	+0.47 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

1954 to 1984

Yearly extremes at Zongolica: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.4 C (102.9 F)	1973	33.9 C (93.0 F)	31
Coldest night (TNn)	-5.0 C (23.0 F)	1967	1.1 C (34.0 F)	31
Wettest day (Rx1day)	233.4 mm (9.2 in)	1974	108.0 mm (4.3 in)	31
Wettest five days (Rx5day)	565.6 mm (22.3 in)	1974	238.3 mm (9.4 in)	31
Longest dry spell (CDD)	33 days	1955	18 days	31

Hottest day (TXx)

The hottest day of the year at Zongolica, 1954 to 1984. The record is 39.4 C (102.9 F) in 1973, marked on the chart; the median year is 33.9 C (93.0 F).

Hottest day (TXx) at Zongolica by year
Year	Hottest day (TXx)
1954	34.4 C (93.9 F)
1955	35.0 C (95.0 F)
1956	33.9 C (93.0 F)
1957	27.8 C (82.0 F)
1958	33.9 C (93.0 F)
1959	31.7 C (89.1 F)
1960	33.9 C (93.0 F)
1961	35.0 C (95.0 F)
1962	33.3 C (91.9 F)
1963	33.9 C (93.0 F)
1964	35.0 C (95.0 F)
1965	32.8 C (91.0 F)
1966	30.0 C (86.0 F)
1967	37.8 C (100.0 F)
1968	31.7 C (89.1 F)
1969	34.4 C (93.9 F)
1970	28.3 C (82.9 F)
1971	29.4 C (84.9 F)
1972	30.0 C (86.0 F)
1973	39.4 C (102.9 F)
1974	36.7 C (98.1 F)
1975	36.1 C (97.0 F)
1976	31.7 C (89.1 F)
1977	33.9 C (93.0 F)
1978	35.0 C (95.0 F)
1979	30.6 C (87.1 F)
1980	35.0 C (95.0 F)
1981	30.6 C (87.1 F)
1982	30.6 C (87.1 F)
1983	30.0 C (86.0 F)
1984	38.9 C (102.0 F)

Coldest night (TNn)

The coldest night of the year at Zongolica, 1954 to 1984. The record is -5.0 C (23.0 F) in 1967, marked on the chart; the median year is 1.1 C (34.0 F).

Coldest night (TNn) at Zongolica by year
Year	Coldest night (TNn)
1954	-0.6 C (30.9 F)
1955	-1.1 C (30.0 F)
1956	-1.7 C (28.9 F)
1957	2.2 C (36.0 F)
1958	1.7 C (35.1 F)
1959	3.9 C (39.0 F)
1960	-0.6 C (30.9 F)
1961	-1.7 C (28.9 F)
1962	2.2 C (36.0 F)
1963	-1.1 C (30.0 F)
1964	4.4 C (39.9 F)
1965	0.6 C (33.1 F)
1966	0.0 C (32.0 F)
1967	-5.0 C (23.0 F)
1968	-1.7 C (28.9 F)
1969	2.8 C (37.0 F)
1970	4.4 C (39.9 F)
1971	5.0 C (41.0 F)
1972	1.1 C (34.0 F)
1973	-2.8 C (27.0 F)
1974	-0.6 C (30.9 F)
1975	0.6 C (33.1 F)
1976	-2.2 C (28.0 F)
1977	0.0 C (32.0 F)
1978	3.9 C (39.0 F)
1979	2.8 C (37.0 F)
1980	5.0 C (41.0 F)
1981	3.9 C (39.0 F)
1982	2.8 C (37.0 F)
1983	3.9 C (39.0 F)
1984	3.9 C (39.0 F)

Wettest day (Rx1day)

The wettest day of the year at Zongolica, 1954 to 1984. The record is 233.4 mm (9.2 in) in 1974, marked on the chart; the median year is 108.0 mm (4.3 in).

Wettest day (Rx1day) at Zongolica by year
Year	Wettest day (Rx1day)
1954	113.3 mm (4.5 in)
1955	158.5 mm (6.2 in)
1956	63.5 mm (2.5 in)
1957	130.3 mm (5.1 in)
1958	111.8 mm (4.4 in)
1959	115.8 mm (4.6 in)
1960	118.9 mm (4.7 in)
1961	154.2 mm (6.1 in)
1962	67.8 mm (2.7 in)
1963	110.5 mm (4.4 in)
1964	108.0 mm (4.3 in)
1965	83.1 mm (3.3 in)
1966	82.8 mm (3.3 in)
1967	65.5 mm (2.6 in)
1968	76.5 mm (3.0 in)
1969	132.6 mm (5.2 in)
1970	162.3 mm (6.4 in)
1971	79.8 mm (3.1 in)
1972	208.8 mm (8.2 in)
1973	92.5 mm (3.6 in)
1974	233.4 mm (9.2 in)
1975	98.8 mm (3.9 in)
1976	99.8 mm (3.9 in)
1977	63.0 mm (2.5 in)
1978	69.9 mm (2.8 in)
1979	93.0 mm (3.7 in)
1980	127.3 mm (5.0 in)
1981	80.8 mm (3.2 in)
1982	127.3 mm (5.0 in)
1983	25.7 mm (1.0 in)
1984	158.2 mm (6.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Zongolica, 1954 to 1984. The record is 565.6 mm (22.3 in) in 1974, marked on the chart; the median year is 238.3 mm (9.4 in).

Wettest five days (Rx5day) at Zongolica by year
Year	Wettest five days (Rx5day)
1954	238.9 mm (9.4 in)
1955	447.0 mm (17.6 in)
1956	154.8 mm (6.1 in)
1957	292.6 mm (11.5 in)
1958	265.9 mm (10.5 in)
1959	184.2 mm (7.3 in)
1960	302.9 mm (11.9 in)
1961	300.8 mm (11.8 in)
1962	153.7 mm (6.1 in)
1963	247.7 mm (9.8 in)
1964	220.9 mm (8.7 in)
1965	233.2 mm (9.2 in)
1966	208.6 mm (8.2 in)
1967	128.3 mm (5.1 in)
1968	211.3 mm (8.3 in)
1969	398.8 mm (15.7 in)
1970	286.1 mm (11.3 in)
1971	193.9 mm (7.6 in)
1972	298.4 mm (11.7 in)
1973	234.0 mm (9.2 in)
1974	565.6 mm (22.3 in)
1975	344.1 mm (13.5 in)
1976	304.5 mm (12.0 in)
1977	152.4 mm (6.0 in)
1978	238.3 mm (9.4 in)
1979	186.3 mm (7.3 in)
1980	212.4 mm (8.4 in)
1981	249.8 mm (9.8 in)
1982	212.4 mm (8.4 in)
1983	41.7 mm (1.6 in)
1984	310.3 mm (12.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at Zongolica, 1954 to 1984. The record is 33 days in 1955, marked on the chart; the median year is 18 days.

Longest dry spell (CDD) at Zongolica by year
Year	Longest dry spell (CDD)
1954	24 days
1955	33 days
1956	20 days
1957	18 days
1958	17 days
1959	8 days
1960	13 days
1961	23 days
1962	25 days
1963	28 days
1964	22 days
1965	14 days
1966	12 days
1967	26 days
1968	12 days
1969	16 days
1970	27 days
1971	20 days
1972	25 days
1973	17 days
1974	18 days
1975	17 days
1976	11 days
1977	18 days
1978	20 days
1979	13 days
1980	16 days
1981	20 days
1982	20 days
1983	12 days
1984	14 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 Zongolica standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Zongolica 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).