Nieves Threshold Days by Year (MXN00032038)

12 fixed thresholds counted per year at Nieves (MXN00032038): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nieves Thresholds

Nieves: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1961 with 41.
Nieves: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 2011 with 173.
Nieves: days with a maximum temperature at or above 90 F (32.2 C) in 40 years, most in 1963 with 107.
Nieves: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1943 with 10.
12 fixed thresholds have at least one qualifying day at Nieves.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at Nieves with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 173 in 2011.

Days at or above 30 C (86 F) per year at Nieves
Year	Days	Decade average
1947	10	12.7
1948	12	12.7
1949	16	12.7
1950	50	27.7
1951	23	27.7
1957	10	27.7
1961	16	97.4
1962	118	97.4
1963	137	97.4
1964	132	97.4
1965	115	97.4
1966	135	97.4
1967	29	97.4
1970	2	80.2
1972	68	80.2
1973	79	80.2
1974	104	80.2
1975	90	80.2
1976	68	80.2
1977	106	80.2
1978	94	80.2
1979	111	80.2
1980	123	80.5
1981	73	80.5
1982	124	80.5
1983	78	80.5
1984	50	80.5
1985	64	80.5
1986	64	80.5
1987	68	80.5
1994	90	101.8
1996	88	101.8
1997	83	101.8
1998	132	101.8
1999	116	101.8
2000	91	97.9
2001	109	97.9
2002	104	97.9
2003	75	97.9
2004	58	97.9
2005	106	97.9
2006	89	97.9
2007	111	97.9
2009	138	97.9
2010	135	144.3
2011	173	144.3
2012	125	144.3

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

First to last qualifying date each year at Nieves
Year	First date	Last date
1947	1947-05-15	1947-06-30
1948	1948-06-01	1948-08-10
1949	1949-06-05	1949-12-28
1950	1950-01-06	1950-11-30
1951	1951-06-09	1951-08-15
1957	1957-06-03	1957-06-30
1961	1961-08-02	1961-10-31
1962	1962-03-23	1962-09-27
1963	1963-05-02	1963-10-02
1964	1964-05-02	1964-10-04
1965	1965-05-02	1965-09-22
1966	1966-05-04	1966-09-30
1967	1967-05-03	1967-09-25
1970	1970-04-28	1970-04-29
1972	1972-04-13	1972-07-13
1973	1973-03-12	1973-08-01
1974	1974-03-09	1974-09-19
1975	1975-03-20	1975-07-12
1976	1976-03-21	1976-08-16
1977	1977-03-14	1977-10-11
1978	1978-03-31	1978-08-20
1979	1979-03-27	1979-09-06
1980	1980-03-09	1980-09-21
1981	1981-04-13	1981-08-17
1982	1982-03-12	1982-10-01
1983	1983-04-01	1983-09-06
1984	1984-04-05	1984-06-28
1985	1985-03-25	1985-09-18
1986	1986-03-31	1986-09-02
1987	1987-04-18	1987-09-16
1994	1994-03-19	1994-10-25
1996	1996-02-21	1996-09-23
1997	1997-04-22	1997-10-08
1998	1998-03-24	1998-10-05
1999	1999-03-31	1999-10-08
2000	2000-03-23	2000-10-31
2001	2001-04-01	2001-10-22
2002	2002-03-16	2002-10-04
2003	2003-03-07	2003-09-26
2004	2004-03-19	2004-10-22
2005	2005-03-28	2005-10-02
2006	2006-02-17	2006-09-22
2007	2007-02-22	2007-10-17
2009	2009-02-16	2009-10-08
2010	2010-03-31	2010-10-26
2011	2011-02-16	2011-10-07
2012	2012-02-28	2012-10-26

Every Fixed Threshold

Fixed thresholds at Nieves
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	173	2011	125
35 C (95 F): Days	34	30	1963	9
90 F (32.2 C): Days	40	107	1963	31
100 F (37.8 C): Days	4	3	1982	2
0 C (32 F): Ice days (max	1	1	1997	1
0 C (32 F): Frost days (min	18	88	2010	25
-10 C (14 F): Days with min	2	2	1997	2
20 C (68 F): Tropical nights (min	10	238	1951	1
25 C (77 F): Days with min	4	96	1951	4
10 mm (0.39 in): Days with 10 mm or more rain	62	41	1961	12
25 mm (0.98 in): Days with 25 mm or more rain	38	10	1943	4
50 mm (1.97 in): Days with 50 mm or more rain	14	2	1973	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

Data for Nieves 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).

Nieves Threshold Days by Year (MXN00032038)

Key Facts for Nieves Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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