Etla Threshold Days by Year (MXN00020034)

12 fixed thresholds counted per year at Etla (MXN00020034): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Etla Thresholds

Etla: days with a maximum temperature at or above 30 C (86 F) in 55 years, most in 1957 with 267.
Etla: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1958 with 54.
Etla: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1958 with 28.
Etla: days with a maximum temperature at or above 90 F (32.2 C) in 50 years, most in 1960 with 143.
12 fixed thresholds have at least one qualifying day at Etla.

Days at or above 30 C (86 F)

55 years with a qualifying day

Days per year at Etla with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 267 in 1957.

Days at or above 30 C (86 F) per year at Etla
Year	Days	Decade average
1925	102	124.5
1926	151	124.5
1927	83	124.5
1929	162	124.5
1930	197	157.5
1931	118	157.5
1957	267	241
1958	211	241
1959	245	241
1960	259	104.9
1963	79	104.9
1964	87	104.9
1965	103	104.9
1966	66	104.9
1967	55	104.9
1968	71	104.9
1969	119	104.9
1970	103	84.9
1971	82	84.9
1972	90	84.9
1973	79	84.9
1974	74	84.9
1975	78	84.9
1976	65	84.9
1977	99	84.9
1978	94	84.9
1979	85	84.9
1980	73	47.9
1981	61	47.9
1982	61	47.9
1983	70	47.9
1984	44	47.9
1985	20	47.9
1986	27	47.9
1988	48	47.9
1989	27	47.9
1990	32	58.9
1992	40	58.9
1993	56	58.9
1994	72	58.9
1995	58	58.9
1996	36	58.9
1997	31	58.9
1998	102	58.9
1999	103	58.9
2000	53	98.8
2001	113	98.8
2004	131	98.8
2005	215	98.8
2006	57	98.8
2007	54	98.8
2008	77	98.8
2009	90	98.8
2010	120	117
2011	114	117

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

First to last qualifying date each year at Etla
Year	First date	Last date
1925	1925-01-27	1925-11-04
1926	1926-01-04	1926-12-25
1927	1927-02-09	1927-12-30
1929	1929-01-15	1929-12-31
1930	1930-01-11	1930-12-25
1931	1931-02-07	1931-12-31
1957	1957-01-08	1957-12-20
1958	1958-01-26	1958-12-08
1959	1959-01-02	1959-12-26
1960	1960-01-01	1960-12-19
1963	1963-01-11	1963-11-22
1964	1964-01-19	1964-11-19
1965	1965-01-27	1965-12-31
1966	1966-01-01	1966-12-28
1967	1967-01-23	1967-09-04
1968	1968-02-21	1968-11-27
1969	1969-01-09	1969-11-13
1970	1970-01-29	1970-12-22
1971	1971-01-22	1971-06-07
1972	1972-01-24	1972-11-25
1973	1973-01-08	1973-11-02
1974	1974-02-03	1974-08-28
1975	1975-02-18	1975-11-08
1976	1976-02-18	1976-09-27
1977	1977-01-28	1977-12-29
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-10-21
1980	1980-02-19	1980-07-06
1981	1981-03-01	1981-05-27
1982	1982-03-06	1982-08-25
1983	1983-03-04	1983-06-23
1984	1984-02-24	1984-05-23
1985	1985-04-02	1985-05-31
1986	1986-03-12	1986-05-18
1988	1988-02-19	1988-06-03
1989	1989-03-02	1989-06-10
1990	1990-01-21	1990-05-31
1992	1992-03-16	1992-06-26
1993	1993-02-21	1993-06-10
1994	1994-03-05	1994-06-07
1995	1995-02-13	1995-06-27
1996	1996-02-21	1996-05-28
1997	1997-02-27	1997-12-28
1998	1998-02-16	1998-11-22
1999	1999-02-04	1999-12-09
2000	2000-01-04	2000-10-08
2001	2001-01-28	2001-11-25
2004	2004-04-08	2004-12-25
2005	2005-01-01	2005-12-31
2006	2006-03-01	2006-10-17
2007	2007-02-13	2007-12-22
2008	2008-02-04	2008-09-09
2009	2009-02-18	2009-11-30
2010	2010-01-19	2010-11-30
2011	2011-01-04	2011-12-11

Every Fixed Threshold

Fixed thresholds at Etla
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	55	267	1957	114
35 C (95 F): Days	33	89	1960	4
40 C (104 F): Days	3	4	1957	2
90 F (32.2 C): Days	50	143	1960	38
100 F (37.8 C): Days	4	13	1960	13
0 C (32 F): Frost days (min	5	2	1925	2
20 C (68 F): Tropical nights (min	13	247	1957	1
25 C (77 F): Days with min	3	12	1957	9
10 mm (0.39 in): Days with 10 mm or more rain	54	54	1958	28
25 mm (0.98 in): Days with 25 mm or more rain	54	28	1958	11
50 mm (1.97 in): Days with 50 mm or more rain	28	10	1957	3
100 mm (3.94 in): Days with 100 mm or more rain	3	4	1960	4

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1925.

Download the Data

Data for Etla 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).

Etla Threshold Days by Year (MXN00020034)

Key Facts for Etla Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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