Tlacolula de Matamoros Threshold Days by Year (MXN00020165)

9 fixed thresholds counted per year at Tlacolula de Matamoros (MXN00020165): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tlacolula de Matamoros Thresholds

Tlacolula de Matamoros: days with a maximum temperature at or above 30 C (86 F) in 34 years, most in 1982 with 160.
Tlacolula de Matamoros: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1958 with 33.
Tlacolula de Matamoros: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1958 with 11.
Tlacolula de Matamoros: days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 1981 with 59.
9 fixed thresholds have at least one qualifying day at Tlacolula de Matamoros.

Days at or above 30 C (86 F)

34 years with a qualifying day

Days per year at Tlacolula de Matamoros with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 1982.

Days at or above 30 C (86 F) per year at Tlacolula de Matamoros
Year	Days	Decade average
1950	70	33.6
1951	6	33.6
1952	19	33.6
1953	26	33.6
1954	17	33.6
1955	26	33.6
1956	41	33.6
1957	47	33.6
1958	49	33.6
1959	35	33.6
1960	51	52.8
1961	48	52.8
1962	48	52.8
1963	45	52.8
1964	71	52.8
1965	77	52.8
1966	43	52.8
1967	30	52.8
1968	44	52.8
1969	71	52.8
1970	59	68.9
1971	54	68.9
1972	59	68.9
1973	73	68.9
1974	36	68.9
1975	59	68.9
1976	67	68.9
1977	144	68.9
1981	139	123.8
1982	160	123.8
1983	135	123.8
1984	90	123.8
1985	98	123.8
1986	121	123.8

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

First to last qualifying date each year at Tlacolula de Matamoros
Year	First date	Last date
1950	1950-02-01	1950-06-06
1951	1951-04-06	1951-06-17
1952	1952-02-24	1952-05-10
1953	1953-03-21	1953-06-01
1954	1954-02-27	1954-03-30
1955	1955-03-20	1955-12-03
1956	1956-02-15	1956-05-02
1957	1957-02-19	1957-12-02
1958	1958-03-01	1958-05-12
1959	1959-02-03	1959-05-22
1960	1960-01-01	1960-06-23
1961	1961-01-24	1961-10-31
1962	1962-02-08	1962-06-01
1963	1963-01-12	1963-06-17
1964	1964-02-04	1964-11-12
1965	1965-03-01	1965-12-24
1966	1966-01-18	1966-05-24
1967	1967-02-15	1967-11-24
1968	1968-01-05	1968-09-16
1969	1969-01-09	1969-06-13
1970	1970-03-02	1970-06-01
1971	1971-01-31	1971-06-07
1972	1972-02-15	1972-11-25
1973	1973-01-03	1973-05-28
1974	1974-02-15	1974-06-07
1975	1975-02-28	1975-06-07
1976	1976-02-18	1976-12-31
1977	1977-01-02	1977-12-31
1981	1981-02-02	1981-12-30
1982	1982-01-18	1982-11-29
1983	1983-01-29	1983-11-06
1984	1984-02-14	1984-11-25
1985	1985-01-30	1985-11-14
1986	1986-02-06	1986-12-28

Every Fixed Threshold

Fixed thresholds at Tlacolula de Matamoros
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	34	160	1982	121
35 C (95 F): Days	15	25	1981	10
40 C (104 F): Days	2	1	1983	1
90 F (32.2 C): Days	29	59	1981	28
100 F (37.8 C): Days	5	3	1983	1
0 C (32 F): Frost days (min	27	56	1954	11
10 mm (0.39 in): Days with 10 mm or more rain	33	33	1958	17
25 mm (0.98 in): Days with 25 mm or more rain	33	11	1958	6
50 mm (1.97 in): Days with 50 mm or more rain	11	2	1958	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

Data for Tlacolula de Matamoros 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).

Tlacolula de Matamoros Threshold Days by Year (MXN00020165)

Key Facts for Tlacolula de Matamoros Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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