Ixtepeji Threshold Days by Year (MXN00020040)

10 fixed thresholds counted per year at Ixtepeji (MXN00020040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ixtepeji Thresholds

Ixtepeji: days with a maximum temperature at or above 30 C (86 F) in 42 years, most in 1987 with 309.
Ixtepeji: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1969 with 42.
Ixtepeji: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 2010 with 15.
Ixtepeji: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 1987 with 148.
10 fixed thresholds have at least one qualifying day at Ixtepeji.

Days at or above 30 C (86 F)

42 years with a qualifying day

Days per year at Ixtepeji with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 309 in 1987.

Days at or above 30 C (86 F) per year at Ixtepeji
Year	Days	Decade average
1956	19	19
1957	14	19
1958	34	19
1959	9	19
1960	2	56.2
1961	19	56.2
1963	62	56.2
1964	82	56.2
1965	65	56.2
1966	72	56.2
1967	58	56.2
1968	65	56.2
1969	81	56.2
1970	60	48.3
1971	80	48.3
1972	80	48.3
1973	92	48.3
1974	47	48.3
1975	13	48.3
1976	24	48.3
1977	35	48.3
1978	20	48.3
1979	32	48.3
1980	54	99.3
1981	59	99.3
1982	52	99.3
1983	74	99.3
1984	48	99.3
1987	309	99.3
1991	70	30.3
1992	12	30.3
1993	9	30.3
2000	28	43
2001	33	43
2002	27	43
2004	43	43
2005	63	43
2006	43	43
2007	46	43
2008	56	43
2009	48	43
2010	63	63

For each year, a bar from the first to the last day at Ixtepeji meeting 30 C (86 F).

First to last qualifying date each year at Ixtepeji
Year	First date	Last date
1956	1956-03-03	1956-04-29
1957	1957-03-30	1957-06-14
1958	1958-03-12	1958-11-08
1959	1959-03-26	1959-06-26
1960	1960-05-24	1960-06-29
1961	1961-01-28	1961-12-16
1963	1963-01-04	1963-11-05
1964	1964-01-20	1964-10-16
1965	1965-02-12	1965-12-14
1966	1966-02-14	1966-10-14
1967	1967-02-17	1967-11-25
1968	1968-02-22	1968-11-27
1969	1969-01-08	1969-06-27
1970	1970-02-02	1970-10-24
1971	1971-01-24	1971-10-29
1972	1972-02-26	1972-12-05
1973	1973-01-07	1973-11-21
1974	1974-03-03	1974-09-28
1975	1975-02-28	1975-06-09
1976	1976-03-20	1976-10-28
1977	1977-01-24	1977-10-11
1978	1978-02-28	1978-05-19
1979	1979-01-26	1979-10-22
1980	1980-02-17	1980-06-02
1981	1981-02-28	1981-05-26
1982	1982-03-13	1982-06-19
1983	1983-02-05	1983-06-20
1984	1984-02-25	1984-05-23
1987	1987-01-04	1987-12-31
1991	1991-02-14	1991-06-06
1992	1992-02-17	1992-11-24
1993	1993-02-15	1993-06-08
2000	2000-01-06	2000-11-12
2001	2001-01-07	2001-12-13
2002	2002-01-12	2002-05-30
2004	2004-02-05	2004-12-24
2005	2005-01-11	2005-12-31
2006	2006-01-01	2006-12-29
2007	2007-01-06	2007-12-30
2008	2008-01-07	2008-11-29
2009	2009-02-18	2009-10-15
2010	2010-01-20	2010-10-27

Every Fixed Threshold

Fixed thresholds at Ixtepeji
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	42	309	1987	63
35 C (95 F): Days	18	29	1987	5
90 F (32.2 C): Days	31	148	1987	32
100 F (37.8 C): Days	2	1	2006	1
0 C (32 F): Frost days (min	22	9	1966	2
20 C (68 F): Tropical nights (min	1	1	1980	1
10 mm (0.39 in): Days with 10 mm or more rain	41	42	1969	39
25 mm (0.98 in): Days with 25 mm or more rain	41	15	2010	15
50 mm (1.97 in): Days with 50 mm or more rain	12	6	2010	6
100 mm (3.94 in): Days with 100 mm or more rain	2	1	2005	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

Download the Data

Data for Ixtepeji 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). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Ixtepeji Threshold Days by Year (MXN00020040)

Key Facts for Ixtepeji Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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