Ixtepec Threshold Days by Year (MXN00020039)

12 fixed thresholds counted per year at Ixtepec (MXN00020039): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ixtepec Thresholds

Ixtepec: days with a maximum temperature at or above 30 C (86 F) in 59 years, most in 1982 with 338.
Ixtepec: days with a maximum temperature at or above 35 C (95 F) in 59 years, most in 1951 with 194.
Ixtepec: days with a maximum temperature at or above 90 F (32.2 C) in 59 years, most in 1982 with 274.
Ixtepec: nights with a minimum temperature at or above 20 C (68 F) in 59 years, most in 1999 with 357.
12 fixed thresholds have at least one qualifying day at Ixtepec.

Days at or above 30 C (86 F)

59 years with a qualifying day

Days per year at Ixtepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 1982.

Days at or above 30 C (86 F) per year at Ixtepec
Year	Days	Decade average
1949	330	330
1950	324	297.8
1951	322	297.8
1952	319	297.8
1953	307	297.8
1954	259	297.8
1955	273	297.8
1956	299	297.8
1957	305	297.8
1958	290	297.8
1959	280	297.8
1960	280	273.6
1961	276	273.6
1962	275	273.6
1963	263	273.6
1964	285	273.6
1965	282	273.6
1966	256	273.6
1967	263	273.6
1968	270	273.6
1969	286	273.6
1970	281	291.8
1971	324	291.8
1972	299	291.8
1973	294	291.8
1974	286	291.8
1975	271	291.8
1976	265	291.8
1977	309	291.8
1978	303	291.8
1979	286	291.8
1980	293	308
1981	303	308
1982	338	308
1983	316	308
1984	293	308
1985	325	308
1986	306	308
1987	307	308
1989	291	308
1990	318	295.8
1991	307	295.8
1992	282	295.8
1994	299	295.8
1995	295	295.8
1997	305	295.8
1998	283	295.8
1999	277	295.8
2000	321	293.4
2001	303	293.4
2002	306	293.4
2003	324	293.4
2004	245	293.4
2006	292	293.4
2007	292	293.4
2008	257	293.4
2009	301	293.4
2010	241	256.5
2011	272	256.5

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

First to last qualifying date each year at Ixtepec
Year	First date	Last date
1949	1949-01-02	1949-12-31
1950	1950-01-01	1950-12-31
1951	1951-01-01	1951-12-31
1952	1952-01-01	1952-12-31
1953	1953-01-01	1953-12-30
1954	1954-01-03	1954-12-31
1955	1955-01-01	1955-12-25
1956	1956-01-20	1956-12-31
1957	1957-01-01	1957-12-31
1958	1958-01-05	1958-12-30
1959	1959-01-02	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-31
1962	1962-01-04	1962-12-28
1963	1963-01-04	1963-12-22
1964	1964-01-07	1964-12-30
1965	1965-01-02	1965-12-24
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-31
1969	1969-01-08	1969-12-31
1970	1970-01-02	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-30
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-24
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	1979-12-28
1980	1980-01-02	1980-12-16
1981	1981-01-06	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-06	1984-12-31
1985	1985-01-01	1985-12-30
1986	1986-01-02	1986-12-31
1987	1987-01-03	1987-12-31
1989	1989-01-02	1989-12-31
1990	1990-01-01	1990-12-30
1991	1991-01-05	1991-12-30
1992	1992-01-01	1992-12-22
1994	1994-01-02	1994-12-20
1995	1995-01-02	1995-12-30
1997	1997-01-01	1997-12-26
1998	1998-01-04	1998-12-12
1999	1999-01-09	1999-12-27
2000	2000-01-03	2000-12-27
2001	2001-01-07	2001-12-31
2002	2002-01-01	2002-12-31
2003	2003-01-01	2003-12-29
2004	2004-01-02	2004-12-21
2006	2006-01-01	2006-12-31
2007	2007-01-01	2007-12-31
2008	2008-01-07	2008-12-10
2009	2009-01-02	2009-12-31
2010	2010-01-15	2010-12-31
2011	2011-01-01	2011-12-31

Every Fixed Threshold

Fixed thresholds at Ixtepec
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	59	338	1982	272
35 C (95 F): Days	59	194	1951	50
40 C (104 F): Days	24	15	1995	4
90 F (32.2 C): Days	59	274	1982	162
100 F (37.8 C): Days	57	96	1951	9
20 C (68 F): Tropical nights (min	59	357	1999	320
25 C (77 F): Days with min	59	243	1997	51
10 mm (0.39 in): Days with 10 mm or more rain	58	36	2010	31
25 mm (0.98 in): Days with 25 mm or more rain	58	24	2010	16
50 mm (1.97 in): Days with 50 mm or more rain	56	14	1969	8
100 mm (3.94 in): Days with 100 mm or more rain	29	4	1950	1
200 mm (7.87 in): Days with 200 mm or more rain	4	3	1999	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

Data for Ixtepec 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).

Ixtepec Threshold Days by Year (MXN00020039)

Key Facts for Ixtepec Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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