Coatepec Threshold Days by Year (MXN00030026)

13 fixed thresholds counted per year at Coatepec (MXN00030026): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coatepec Thresholds

Coatepec: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 1971 with 132.
Coatepec: days with a maximum temperature at or above 90 F (32.2 C) in 28 years, most in 1984 with 50.
Coatepec: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1969 with 75.
Coatepec: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1969 with 27.
13 fixed thresholds have at least one qualifying day at Coatepec.

Days at or above 30 C (86 F)

28 years with a qualifying day

Days per year at Coatepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 132 in 1971.

Days at or above 30 C (86 F) per year at Coatepec
Year	Days	Decade average
1961	59	42.2
1962	30	42.2
1966	7	42.2
1967	37	42.2
1968	46	42.2
1969	74	42.2
1970	59	76.4
1971	132	76.4
1972	58	76.4
1973	79	76.4
1974	63	76.4
1975	99	76.4
1976	35	76.4
1977	72	76.4
1979	91	76.4
1980	77	70
1981	76	70
1982	44	70
1983	55	70
1984	98	70
2003	94	95.2
2004	73	95.2
2005	96	95.2
2007	89	95.2
2008	91	95.2
2009	128	95.2
2010	100	113.5
2011	127	113.5

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

First to last qualifying date each year at Coatepec
Year	First date	Last date
1961	1961-01-24	1961-08-04
1962	1962-02-21	1962-10-08
1966	1966-02-26	1966-12-25
1967	1967-03-06	1967-11-25
1968	1968-03-10	1968-09-17
1969	1969-03-08	1969-12-28
1970	1970-02-03	1970-08-23
1971	1971-02-07	1971-12-25
1972	1972-01-04	1972-11-20
1973	1973-01-01	1973-12-24
1974	1974-02-18	1974-10-29
1975	1975-01-10	1975-12-01
1976	1976-01-25	1976-09-27
1977	1977-01-08	1977-12-19
1979	1979-01-01	1979-11-28
1980	1980-01-22	1980-11-14
1981	1981-02-01	1981-12-28
1982	1982-01-01	1982-10-07
1983	1983-03-03	1983-12-13
1984	1984-02-15	1984-10-25
2003	2003-02-16	2003-11-28
2004	2004-02-05	2004-11-24
2005	2005-01-13	2005-12-30
2007	2007-02-13	2007-12-22
2008	2008-01-29	2008-12-15
2009	2009-01-06	2009-10-30
2010	2010-01-20	2010-11-29
2011	2011-01-09	2011-11-16

Every Fixed Threshold

Fixed thresholds at Coatepec
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	28	132	1971	127
35 C (95 F): Days	26	31	1984	17
40 C (104 F): Days	2	5	1984	1
90 F (32.2 C): Days	28	50	1984	45
100 F (37.8 C): Days	7	14	1984	3
110 F (43.3 C): Days	1	1	1984	1
0 C (32 F): Frost days (min	8	6	2011	6
20 C (68 F): Tropical nights (min	13	8	1970	1
25 C (77 F): Days with min	1	1	1970	1
10 mm (0.39 in): Days with 10 mm or more rain	28	75	1969	42
25 mm (0.98 in): Days with 25 mm or more rain	28	27	1969	15
50 mm (1.97 in): Days with 50 mm or more rain	27	11	2009	4
100 mm (3.94 in): Days with 100 mm or more rain	9	2	1974	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

Data for Coatepec 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).

Coatepec Threshold Days by Year (MXN00030026)

Key Facts for Coatepec Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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