Tepecoacuilco Threshold Days by Year (MXN00012085)

12 fixed thresholds counted per year at Tepecoacuilco (MXN00012085): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tepecoacuilco Thresholds

Tepecoacuilco: days with a maximum temperature at or above 30 C (86 F) in 24 years, most in 1932 with 366.
Tepecoacuilco: days with a maximum temperature at or above 35 C (95 F) in 24 years, most in 1932 with 347.
Tepecoacuilco: days with a maximum temperature at or above 90 F (32.2 C) in 24 years, most in 1932 with 363.
Tepecoacuilco: days with a maximum temperature at or above 100 F (37.8 C) in 24 years, most in 1932 with 194.
12 fixed thresholds have at least one qualifying day at Tepecoacuilco.

Days at or above 30 C (86 F)

24 years with a qualifying day

Days per year at Tepecoacuilco with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 1932.

Days at or above 30 C (86 F) per year at Tepecoacuilco
Year	Days	Decade average
1931	354	360
1932	366	360
1945	356	359.6
1946	360	359.6
1947	358	359.6
1948	365	359.6
1949	359	359.6
1950	362	337.2
1956	337	337.2
1957	357	337.2
1958	310	337.2
1959	320	337.2
1960	347	326.1
1961	329	326.1
1962	343	326.1
1963	321	326.1
1964	331	326.1
1965	314	326.1
1966	322	326.1
1967	331	326.1
1968	313	326.1
1969	310	326.1
1970	289	293.5
1971	298	293.5

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

First to last qualifying date each year at Tepecoacuilco
Year	First date	Last date
1931	1931-01-12	1931-12-31
1932	1932-01-01	1932-12-31
1945	1945-01-01	1945-12-31
1946	1946-01-01	1946-12-31
1947	1947-01-01	1947-12-31
1948	1948-01-01	1948-12-31
1949	1949-01-01	1949-12-31
1950	1950-01-01	1950-12-31
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-31
1958	1958-01-01	1958-12-26
1959	1959-01-03	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-20
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-21
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-19

Every Fixed Threshold

Fixed thresholds at Tepecoacuilco
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	24	366	1932	298
35 C (95 F): Days	24	347	1932	89
40 C (104 F): Days	18	100	1932	3
45 C (113 F): Days	1	3	1931	3
90 F (32.2 C): Days	24	363	1932	140
100 F (37.8 C): Days	24	194	1932	15
110 F (43.3 C): Days	3	10	1932	4
20 C (68 F): Tropical nights (min	24	210	1969	133
25 C (77 F): Days with min	17	8	1969	1
10 mm (0.39 in): Days with 10 mm or more rain	22	47	1931	32
25 mm (0.98 in): Days with 25 mm or more rain	21	17	1931	11
50 mm (1.97 in): Days with 50 mm or more rain	14	3	1948	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Tepecoacuilco 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).

Tepecoacuilco Threshold Days by Year (MXN00012085)

Key Facts for Tepecoacuilco Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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