Mapastepec Threshold Days by Year

13 fixed thresholds counted per year at Mapastepec (MXN00007113): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mapastepec Thresholds

Mapastepec: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1990 with 102.
Mapastepec: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1990 with 50.
Mapastepec: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 2005 with 22.
Mapastepec: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1976 with 366.
13 fixed thresholds have at least one qualifying day at Mapastepec.

Days at or above 30 C (86 F)

37 years with a qualifying day

Days per year at Mapastepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 1976.

Days at or above 30 C (86 F) per year at Mapastepec
Year	Days	Decade average
1961	354	351.3
1962	360	351.3
1963	353	351.3
1964	364	351.3
1965	361	351.3
1966	365	351.3
1967	344	351.3
1968	329	351.3
1969	332	351.3
1970	312	353.4
1972	336	353.4
1973	359	353.4
1974	361	353.4
1975	360	353.4
1976	366	353.4
1977	364	353.4
1978	361	353.4
1979	362	353.4
1980	362	359.3
1981	361	359.3
1982	365	359.3
1983	364	359.3
1984	335	359.3
1985	364	359.3
1986	362	359.3
1987	364	359.3
1988	361	359.3
1989	355	359.3
1990	365	363.3
1991	363	363.3
1992	362	363.3
2002	347	345.2
2003	355	345.2
2004	354	345.2
2005	352	345.2
2006	340	345.2
2008	323	345.2

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

First to last qualifying date each year at Mapastepec
Year	First date	Last date
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-31
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
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
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	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-31
1985	1985-01-01	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-01	1992-12-31
2002	2002-01-01	2002-12-31
2003	2003-01-02	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-31
2006	2006-01-01	2006-12-31
2008	2008-01-02	2008-12-21

Every Fixed Threshold

Fixed thresholds at Mapastepec
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	37	366	1976	323
35 C (95 F): Days	37	247	1980	75
40 C (104 F): Days	5	134	1974	2
90 F (32.2 C): Days	37	363	1990	201
100 F (37.8 C): Days	32	167	1974	4
110 F (43.3 C): Days	1	6	1974	6
20 C (68 F): Tropical nights (min	37	361	1970	303
25 C (77 F): Days with min	26	19	1970	5
10 mm (0.39 in): Days with 10 mm or more rain	39	102	1990	81
25 mm (0.98 in): Days with 25 mm or more rain	39	50	1990	38
50 mm (1.97 in): Days with 50 mm or more rain	38	22	2005	11
100 mm (3.94 in): Days with 100 mm or more rain	23	5	2008	1
200 mm (7.87 in): Days with 200 mm or more rain	1	2	2005	2

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 Mapastepec 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 2026-10-13 (13 October 2026). Threshold counts are computed by this site.

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

Mapastepec Threshold Days by Year

Key Facts for Mapastepec Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related