Moroleon Threshold Days by Year (MXN00011047)

10 fixed thresholds counted per year at Moroleon (MXN00011047): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moroleon Thresholds

Moroleon: days with a maximum temperature at or above 30 C (86 F) in 42 years, most in 1928 with 305.
Moroleon: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1923 with 42.
Moroleon: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1925 with 13.
Moroleon: days with a maximum temperature at or above 90 F (32.2 C) in 41 years, most in 1928 with 186.
10 fixed thresholds have at least one qualifying day at Moroleon.

Days at or above 30 C (86 F)

42 years with a qualifying day

Days per year at Moroleon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 305 in 1928.

Days at or above 30 C (86 F) per year at Moroleon
Year	Days	Decade average
1923	12	155
1924	87	155
1925	235	155
1926	91	155
1927	185	155
1928	305	155
1929	170	155
1930	158	158
1942	258	184
1943	110	184
1963	108	127.3
1964	110	127.3
1965	79	127.3
1969	212	127.3
1970	218	113.7
1971	178	113.7
1972	218	113.7
1973	126	113.7
1974	77	113.7
1975	50	113.7
1976	55	113.7
1977	72	113.7
1978	69	113.7
1979	74	113.7
1980	77	66.7
1981	49	66.7
1982	90	66.7
1983	74	66.7
1984	55	66.7
1985	45	66.7
1988	77	66.7
2002	60	50.3
2003	56	50.3
2004	19	50.3
2005	72	50.3
2006	43	50.3
2007	44	50.3
2008	51	50.3
2009	57	50.3
2010	47	50.3
2011	62	50.3
2012	42	50.3

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

First to last qualifying date each year at Moroleon
Year	First date	Last date
1923	1923-05-02	1923-06-07
1924	1924-04-18	1924-12-29
1925	1925-01-01	1925-12-06
1926	1926-01-16	1926-08-04
1927	1927-01-28	1927-12-31
1928	1928-01-01	1928-12-31
1929	1929-01-01	1929-09-12
1930	1930-03-06	1930-10-16
1942	1942-01-04	1942-12-31
1943	1943-01-02	1943-08-03
1963	1963-02-27	1963-09-23
1964	1964-02-27	1964-11-17
1965	1965-04-02	1965-11-27
1969	1969-01-25	1969-12-26
1970	1970-01-11	1970-12-30
1971	1971-01-02	1971-12-21
1972	1972-01-06	1972-12-25
1973	1973-01-01	1973-11-08
1974	1974-02-17	1974-08-16
1975	1975-03-15	1975-06-10
1976	1976-03-10	1976-06-24
1977	1977-03-04	1977-11-11
1978	1978-03-01	1978-08-29
1979	1979-03-13	1979-07-22
1980	1980-03-06	1980-07-25
1981	1981-03-28	1981-08-17
1982	1982-03-11	1982-09-30
1983	1983-03-19	1983-06-30
1984	1984-03-24	1984-10-18
1985	1985-03-02	1985-06-12
1988	1988-03-23	1988-10-23
2002	2002-03-03	2002-06-28
2003	2003-02-26	2003-06-13
2004	2004-03-19	2004-10-09
2005	2005-03-21	2005-07-21
2006	2006-03-08	2006-06-17
2007	2007-03-01	2007-06-16
2008	2008-03-28	2008-06-06
2009	2009-02-28	2009-06-25
2010	2010-04-05	2010-06-28
2011	2011-03-26	2011-08-05
2012	2012-03-02	2012-06-14

Every Fixed Threshold

Fixed thresholds at Moroleon
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	42	305	1928	42
35 C (95 F): Days	26	126	1929	6
40 C (104 F): Days	2	8	1929	8
90 F (32.2 C): Days	41	186	1928	3
100 F (37.8 C): Days	8	72	1929	1
0 C (32 F): Frost days (min	15	6	1975	3
20 C (68 F): Tropical nights (min	6	6	1923	1
10 mm (0.39 in): Days with 10 mm or more rain	42	42	1923	22
25 mm (0.98 in): Days with 25 mm or more rain	42	13	1925	9
50 mm (1.97 in): Days with 50 mm or more rain	27	4	1973	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

Data for Moroleon 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).

Moroleon Threshold Days by Year (MXN00011047)

Key Facts for Moroleon Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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