Ahuijullo Weather Records (MXN00014005)

Record envelope, standing records and threshold days for Ahuijullo (MXN00014005), Mexico, with 30 years of record.

Key Facts for Ahuijullo

Ahuijullo (MXN00014005) is a weather station in Mexico at 19.08 latitude and -103.10 longitude, 820 m (2,690 ft) above sea level.
The station reports from 1961 to 1990, 30 years of record.
1,464 records set at Ahuijullo still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 19.08 latitude, -103.10 longitude.
Elevation: 820 m (2,690 ft).
Period of record: 1961 to 1990, 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 Ahuijullo. 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 Ahuijullo, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	40.6 C (105.1 F)	5.0 C (41.0 F)	n/a	n/a
Feb	41.7 C (107.1 F)	3.9 C (39.0 F)	n/a	n/a
Mar	43.9 C (111.0 F)	5.6 C (42.1 F)	n/a	n/a
Apr	45.0 C (113.0 F)	7.8 C (46.0 F)	n/a	n/a
May	45.6 C (114.1 F)	10.0 C (50.0 F)	n/a	n/a
Jun	45.6 C (114.1 F)	13.9 C (57.0 F)	n/a	n/a
Jul	43.9 C (111.0 F)	13.9 C (57.0 F)	n/a	n/a
Aug	42.8 C (109.0 F)	15.6 C (60.1 F)	n/a	n/a
Sep	41.7 C (107.1 F)	12.8 C (55.0 F)	n/a	n/a
Oct	41.7 C (107.1 F)	8.9 C (48.0 F)	n/a	n/a
Nov	40.6 C (105.1 F)	8.9 C (48.0 F)	n/a	n/a
Dec	40.0 C (104.0 F)	5.0 C (41.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ahuijullo still stand. 1969 holds the most, with 112.

Standing records at Ahuijullo by the year they were set
Year set	Standing records
1964	73
1965	85
1966	102
1967	57
1968	99
1969	112
1970	73
1971	72
1972	56
1973	44
1974	49
1975	34
1976	28
1977	41
1978	23
1979	60
1980	48
1981	96
1982	58
1983	15
1984	54
1986	47
1987	52
1988	44
1989	38
1990	4

Wettest Day of Each Month

Jun: 116.3 mm (4.6 in)

The wettest day on record for each calendar month at Ahuijullo. The most was 116.3 mm (4.6 in) on 15 June 1976.

Record daily precipitation for each month at Ahuijullo
Month	Record daily precipitation (mm)	Date
Jan	71.4 mm (2.8 in)	25 January 1980
Feb	23.9 mm (0.9 in)	21 February 1965
Mar	57.2 mm (2.3 in)	4 March 1968
Apr	24.9 mm (1.0 in)	5 April 1973
May	57.9 mm (2.3 in)	28 May 1974
Jun	116.3 mm (4.6 in)	15 June 1976
Jul	75.9 mm (3.0 in)	28 July 1972
Aug	68.3 mm (2.7 in)	11 August 1980
Sep	75.9 mm (3.0 in)	23 September 1978
Oct	72.9 mm (2.9 in)	13 October 1973
Nov	75.4 mm (3.0 in)	18 November 1976
Dec	49.8 mm (2.0 in)	4 December 1989

Period of Record Coverage

1964 to 1990

26 years of record at Ahuijullo, 1964 to 1990. 9 years have data for under 90 percent of days and are left out of rankings: 1964, 1982, 1983, 1984, 1986, 1987, 1988, 1989 and others.

Days with data per year at Ahuijullo
Year	Days with data	Share of year	Complete
1964	260	71%	No
1965	365	100%	Yes
1966	364	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	358	98%	Yes
1970	365	100%	Yes
1971	364	100%	Yes
1972	345	94%	Yes
1973	364	100%	Yes
1974	365	100%	Yes
1975	364	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	364	100%	Yes
1980	338	92%	Yes
1981	335	92%	Yes
1982	151	41%	No
1983	61	17%	No
1984	154	42%	No
1986	171	47%	No
1987	200	55%	No
1988	306	84%	No
1989	241	66%	No
1990	30	8%	No

Latest Records

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

Climate Trend

14 complete years, 1965 to 1979

One stripe for each of 14 complete years at Ahuijullo, 1965 to 1979. Blue stripes are years cooler than the station's own mean of 26.6 C (79.9 F); red stripes are warmer. The coolest year was 1965, at 25.2 C (77.3 F), and the warmest was 1969, at 27.2 C (81.0 F). The strongest colour marks a difference of 1.5 C (2.7 F).

Annual mean temperature at Ahuijullo as warming stripes, 1965 to 1979
Year	Annual mean temperature	Difference from the station mean
1965	25.2 C	-1.41 C
1966	25.3 C	-1.26 C
1967	25.8 C	-0.83 C
1968	26.7 C	+0.11 C
1969	27.2 C	+0.64 C
1970	27.1 C	+0.46 C
1971	26.5 C	-0.08 C
1973	26.8 C	+0.22 C
1974	26.7 C	+0.13 C
1975	26.8 C	+0.18 C
1976	27.0 C	+0.36 C
1977	27.2 C	+0.58 C
1978	27.0 C	+0.40 C
1979	27.1 C	+0.46 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

1961 to 1990

Yearly extremes at Ahuijullo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.6 C (114.1 F)	1968	41.7 C (107.1 F)	26
Coldest night (TNn)	3.9 C (39.0 F)	1967	7.8 C (46.0 F)	26
Wettest day (Rx1day)	116.3 mm (4.6 in)	1976	56.4 mm (2.2 in)	29
Wettest five days (Rx5day)	196.4 mm (7.7 in)	1968	109.0 mm (4.3 in)	29
Longest dry spell (CDD)	170 days	1969	99 days	29

Hottest day (TXx)

The hottest day of the year at Ahuijullo, 1961 to 1990. The record is 45.6 C (114.1 F) in 1968, marked on the chart; the median year is 41.7 C (107.1 F).

Hottest day (TXx) at Ahuijullo by year
Year	Hottest day (TXx)
1961	n/a
1962	n/a
1963	n/a
1964	40.0 C (104.0 F)
1965	41.1 C (106.0 F)
1966	40.6 C (105.1 F)
1967	42.8 C (109.0 F)
1968	45.6 C (114.1 F)
1969	45.6 C (114.1 F)
1970	45.0 C (113.0 F)
1971	42.8 C (109.0 F)
1972	41.7 C (107.1 F)
1973	43.9 C (111.0 F)
1974	41.7 C (107.1 F)
1975	42.8 C (109.0 F)
1976	43.9 C (111.0 F)
1977	45.0 C (113.0 F)
1978	43.9 C (111.0 F)
1979	45.0 C (113.0 F)
1980	45.0 C (113.0 F)
1981	39.4 C (102.9 F)
1982	37.8 C (100.0 F)
1983	36.7 C (98.1 F)
1984	35.6 C (96.1 F)
1986	38.9 C (102.0 F)
1987	35.6 C (96.1 F)
1988	38.9 C (102.0 F)
1989	39.4 C (102.9 F)
1990	38.9 C (102.0 F)

Coldest night (TNn)

The coldest night of the year at Ahuijullo, 1961 to 1990. The record is 3.9 C (39.0 F) in 1967, marked on the chart; the median year is 7.8 C (46.0 F).

Coldest night (TNn) at Ahuijullo by year
Year	Coldest night (TNn)
1961	n/a
1962	n/a
1963	n/a
1964	5.0 C (41.0 F)
1965	5.0 C (41.0 F)
1966	7.8 C (46.0 F)
1967	3.9 C (39.0 F)
1968	7.8 C (46.0 F)
1969	5.0 C (41.0 F)
1970	6.7 C (44.1 F)
1971	5.6 C (42.1 F)
1972	6.7 C (44.1 F)
1973	6.7 C (44.1 F)
1974	7.8 C (46.0 F)
1975	6.7 C (44.1 F)
1976	5.0 C (41.0 F)
1977	7.8 C (46.0 F)
1978	8.9 C (48.0 F)
1979	8.9 C (48.0 F)
1980	8.9 C (48.0 F)
1981	7.8 C (46.0 F)
1982	8.9 C (48.0 F)
1983	15.6 C (60.1 F)
1984	11.7 C (53.1 F)
1986	13.9 C (57.0 F)
1987	8.9 C (48.0 F)
1988	5.0 C (41.0 F)
1989	9.4 C (48.9 F)
1990	12.8 C (55.0 F)

Wettest day (Rx1day)

The wettest day of the year at Ahuijullo, 1961 to 1990. The record is 116.3 mm (4.6 in) in 1976, marked on the chart; the median year is 56.4 mm (2.2 in).

Wettest day (Rx1day) at Ahuijullo by year
Year	Wettest day (Rx1day)
1961	64.3 mm (2.5 in)
1962	56.4 mm (2.2 in)
1963	71.4 mm (2.8 in)
1964	54.1 mm (2.1 in)
1965	47.2 mm (1.9 in)
1966	40.4 mm (1.6 in)
1967	52.3 mm (2.1 in)
1968	93.0 mm (3.7 in)
1969	54.9 mm (2.2 in)
1970	53.8 mm (2.1 in)
1971	75.4 mm (3.0 in)
1972	75.9 mm (3.0 in)
1973	72.9 mm (2.9 in)
1974	66.8 mm (2.6 in)
1975	57.4 mm (2.3 in)
1976	116.3 mm (4.6 in)
1977	51.3 mm (2.0 in)
1978	75.9 mm (3.0 in)
1979	42.9 mm (1.7 in)
1980	71.4 mm (2.8 in)
1981	67.8 mm (2.7 in)
1982	6.4 mm (0.25 in)
1983	6.9 mm (0.27 in)
1984	50.3 mm (2.0 in)
1986	37.8 mm (1.5 in)
1987	58.4 mm (2.3 in)
1988	59.4 mm (2.3 in)
1989	49.8 mm (2.0 in)
1990	18.8 mm (0.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ahuijullo, 1961 to 1990. The record is 196.4 mm (7.7 in) in 1968, marked on the chart; the median year is 109.0 mm (4.3 in).

Wettest five days (Rx5day) at Ahuijullo by year
Year	Wettest five days (Rx5day)
1961	110.0 mm (4.3 in)
1962	114.4 mm (4.5 in)
1963	100.8 mm (4.0 in)
1964	120.6 mm (4.7 in)
1965	109.0 mm (4.3 in)
1966	83.6 mm (3.3 in)
1967	109.0 mm (4.3 in)
1968	196.4 mm (7.7 in)
1969	105.2 mm (4.1 in)
1970	133.8 mm (5.3 in)
1971	108.9 mm (4.3 in)
1972	120.5 mm (4.7 in)
1973	133.1 mm (5.2 in)
1974	144.5 mm (5.7 in)
1975	129.5 mm (5.1 in)
1976	145.8 mm (5.7 in)
1977	106.7 mm (4.2 in)
1978	106.4 mm (4.2 in)
1979	93.5 mm (3.7 in)
1980	166.1 mm (6.5 in)
1981	88.6 mm (3.5 in)
1982	6.4 mm (0.25 in)
1983	6.9 mm (0.27 in)
1984	150.8 mm (5.9 in)
1986	73.9 mm (2.9 in)
1987	71.9 mm (2.8 in)
1988	126.7 mm (5.0 in)
1989	85.1 mm (3.4 in)
1990	18.8 mm (0.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ahuijullo, 1961 to 1990. The record is 170 days in 1969, marked on the chart; the median year is 99 days.

Longest dry spell (CDD) at Ahuijullo by year
Year	Longest dry spell (CDD)
1961	126 days
1962	134 days
1963	156 days
1964	154 days
1965	67 days
1966	66 days
1967	121 days
1968	103 days
1969	170 days
1970	69 days
1971	64 days
1972	142 days
1973	54 days
1974	73 days
1975	127 days
1976	121 days
1977	57 days
1978	99 days
1979	131 days
1980	112 days
1981	59 days
1982	136 days
1983	30 days
1984	34 days
1986	30 days
1987	42 days
1988	104 days
1989	59 days
1990	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 Ahuijullo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ahuijullo 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).