Tetitlan (Cfe) Threshold Days by Year (MXN00018040)

10 fixed thresholds counted per year at Tetitlan (Cfe) (MXN00018040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tetitlan (Cfe) Thresholds

Tetitlan (Cfe): days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 1988 with 338.
Tetitlan (Cfe): days with a maximum temperature at or above 35 C (95 F) in 29 years, most in 1982 with 112.
Tetitlan (Cfe): days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 1982 with 235.
Tetitlan (Cfe): nights with a minimum temperature at or above 20 C (68 F) in 29 years, most in 1988 with 97.
10 fixed thresholds have at least one qualifying day at Tetitlan (Cfe).

Days at or above 30 C (86 F)

29 years with a qualifying day

Days per year at Tetitlan (Cfe) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 1988.

Days at or above 30 C (86 F) per year at Tetitlan (Cfe)
Year	Days	Decade average
1956	300	284.8
1957	320	284.8
1958	247	284.8
1959	272	284.8
1960	298	291.2
1961	299	291.2
1962	312	291.2
1963	296	291.2
1964	284	291.2
1965	284	291.2
1966	247	291.2
1967	283	291.2
1968	297	291.2
1969	312	291.2
1970	304	309
1971	306	309
1972	322	309
1973	300	309
1974	291	309
1975	309	309
1978	315	309
1979	325	309
1980	318	310
1981	309	310
1982	328	310
1983	256	310
1985	284	310
1988	338	310
1989	337	310

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

First to last qualifying date each year at Tetitlan (Cfe)
Year	First date	Last date
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-30
1958	1958-01-13	1958-12-21
1959	1959-01-11	1959-12-23
1960	1960-01-03	1960-12-29
1961	1961-01-02	1961-12-31
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-29
1964	1964-01-21	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-28
1967	1967-01-04	1967-12-30
1968	1968-01-01	1968-12-16
1969	1969-01-03	1969-12-27
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-01	1972-12-27
1973	1973-01-04	1973-12-31
1974	1974-01-01	1974-12-24
1975	1975-01-04	1975-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-30
1983	1983-01-02	1983-12-31
1985	1985-02-08	1985-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-29

Every Fixed Threshold

Fixed thresholds at Tetitlan (Cfe)
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	29	338	1988	337
35 C (95 F): Days	29	112	1982	89
40 C (104 F): Days	10	2	1961	1
90 F (32.2 C): Days	29	235	1982	192
100 F (37.8 C): Days	28	21	1969	7
0 C (32 F): Frost days (min	1	1	1960	1
20 C (68 F): Tropical nights (min	29	97	1988	82
10 mm (0.39 in): Days with 10 mm or more rain	29	59	1958	30
25 mm (0.98 in): Days with 25 mm or more rain	29	31	1958	10
50 mm (1.97 in): Days with 50 mm or more rain	23	7	1958	3

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 Tetitlan (Cfe) 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).

Tetitlan (Cfe) Threshold Days by Year (MXN00018040)

Key Facts for Tetitlan (Cfe) Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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