Chapala Threshold Days by Year (MXN00002006)

15 fixed thresholds counted per year at Chapala (MXN00002006): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chapala Thresholds

Chapala: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 1996 with 248.
Chapala: days with a maximum temperature at or above 35 C (95 F) in 47 years, most in 1996 with 161.
Chapala: days with a maximum temperature at or above 90 F (32.2 C) in 47 years, most in 1996 with 201.
Chapala: days with a maximum temperature at or above 100 F (37.8 C) in 47 years, most in 1996 with 111.
15 fixed thresholds have at least one qualifying day at Chapala.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at Chapala with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 248 in 1996.

Days at or above 30 C (86 F) per year at Chapala
Year	Days	Decade average
1954	120	121.5
1955	117	121.5
1958	140	121.5
1959	109	121.5
1960	108	118.7
1961	112	118.7
1963	157	118.7
1964	151	118.7
1965	102	118.7
1968	82	118.7
1972	155	148.9
1973	170	148.9
1974	180	148.9
1975	134	148.9
1976	125	148.9
1977	133	148.9
1978	143	148.9
1979	151	148.9
1980	171	115
1981	130	115
1982	127	115
1983	91	115
1984	78	115
1985	83	115
1986	125	115
1990	85	162.1
1991	63	162.1
1992	115	162.1
1993	91	162.1
1994	166	162.1
1995	163	162.1
1996	248	162.1
1997	233	162.1
1998	219	162.1
1999	238	162.1
2000	214	205.9
2001	201	205.9
2002	203	205.9
2003	213	205.9
2004	220	205.9
2006	198	205.9
2007	215	205.9
2008	233	205.9
2009	156	205.9
2010	175	162.7
2011	167	162.7
2012	146	162.7

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

First to last qualifying date each year at Chapala
Year	First date	Last date
1954	1954-03-09	1954-11-25
1955	1955-04-08	1955-10-30
1958	1958-04-17	1958-11-23
1959	1959-03-31	1959-10-27
1960	1960-03-05	1960-10-17
1961	1961-03-05	1961-09-17
1963	1963-01-31	1963-11-13
1964	1964-02-07	1964-10-26
1965	1965-01-31	1965-11-29
1968	1968-07-09	1968-10-28
1972	1972-02-19	1972-10-16
1973	1973-04-06	1973-12-11
1974	1974-01-15	1974-11-14
1975	1975-03-03	1975-11-15
1976	1976-04-22	1976-11-09
1977	1977-04-07	1977-12-07
1978	1978-05-11	1978-10-23
1979	1979-04-13	1979-12-25
1980	1980-01-01	1980-11-06
1981	1981-04-24	1981-12-08
1982	1982-01-01	1982-10-25
1983	1983-05-21	1983-10-22
1984	1984-04-14	1984-11-19
1985	1985-04-07	1985-10-25
1986	1986-03-27	1986-12-20
1990	1990-07-15	1990-11-02
1991	1991-06-19	1991-10-18
1992	1992-04-17	1992-10-24
1993	1993-03-19	1993-11-08
1994	1994-02-26	1994-10-23
1995	1995-03-01	1995-11-03
1996	1996-02-19	1996-12-31
1997	1997-01-01	1997-12-11
1998	1998-01-10	1998-12-30
1999	1999-01-09	1999-12-31
2000	2000-01-01	2000-12-30
2001	2001-01-01	2001-11-23
2002	2002-02-22	2002-12-18
2003	2003-01-01	2003-12-31
2004	2004-01-01	2004-12-31
2006	2006-01-03	2006-12-03
2007	2007-02-18	2007-11-17
2008	2008-02-25	2008-11-25
2009	2009-03-02	2009-11-16
2010	2010-01-09	2010-11-25
2011	2011-04-25	2011-11-25
2012	2012-01-04	2012-10-24

Every Fixed Threshold

Fixed thresholds at Chapala
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	248	1996	146
35 C (95 F): Days	47	161	1996	82
40 C (104 F): Days	45	70	1974	34
45 C (113 F): Days	24	17	2010	9
90 F (32.2 C): Days	47	201	1996	95
100 F (37.8 C): Days	47	111	1996	56
110 F (43.3 C): Days	30	24	2010	10
120 F (48.9 C): Days	2	1	2006	1
0 C (32 F): Frost days (min	47	66	1964	5
20 C (68 F): Tropical nights (min	39	83	2011	4
25 C (77 F): Days with min	16	36	2011	36
10 mm (0.39 in): Days with 10 mm or more rain	43	13	1983	5
25 mm (0.98 in): Days with 25 mm or more rain	26	5	1983	2
50 mm (1.97 in): Days with 50 mm or more rain	5	2	1978	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2010	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

Data for Chapala 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).

Chapala Threshold Days by Year (MXN00002006)

Key Facts for Chapala Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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