Mascota (Smn) Threshold Days by Year (MXN00014096)

12 fixed thresholds counted per year at Mascota (Smn) (MXN00014096): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mascota (Smn) Thresholds

Mascota (Smn): days with 10 mm (0.39 in) or more of precipitation in 81 years, most in 1966 with 49.
Mascota (Smn): days with 25 mm (0.98 in) or more of precipitation in 81 years, most in 1963 with 17.
Mascota (Smn): days with a maximum temperature at or above 30 C (86 F) in 76 years, most in 1930 with 287.
Mascota (Smn): days with a maximum temperature at or above 90 F (32.2 C) in 75 years, most in 1930 with 204.
12 fixed thresholds have at least one qualifying day at Mascota (Smn).

Days at or above 30 C (86 F)

76 years with a qualifying day

Days per year at Mascota (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 287 in 1930.

Days at or above 30 C (86 F) per year at Mascota (Smn)
Year	Days	Decade average
1928	144	144
1930	287	171.5
1931	246	171.5
1932	212	171.5
1933	164	171.5
1934	121	171.5
1935	56	171.5
1936	138	171.5
1937	219	171.5
1938	204	171.5
1939	68	171.5
1944	118	134.8
1945	143	134.8
1947	168	134.8
1948	148	134.8
1949	97	134.8
1950	172	165.4
1951	171	165.4
1952	129	165.4
1953	110	165.4
1954	115	165.4
1955	131	165.4
1956	205	165.4
1957	287	165.4
1958	206	165.4
1959	128	165.4
1960	162	177.3
1961	122	177.3
1962	168	177.3
1963	116	177.3
1964	177	177.3
1965	214	177.3
1966	169	177.3
1967	192	177.3
1968	186	177.3
1969	267	177.3
1970	239	203.5
1971	218	203.5
1972	204	203.5
1973	191	203.5
1974	206	203.5
1975	193	203.5
1976	208	203.5
1977	223	203.5
1978	162	203.5
1979	191	203.5
1980	184	107.8
1981	174	107.8
1982	176	107.8
1983	71	107.8
1984	79	107.8
1985	4	107.8
1986	84	107.8
1987	81	107.8
1988	71	107.8
1989	154	107.8
1990	83	106.1
1991	148	106.1
1994	125	106.1
1995	112	106.1
1996	104	106.1
1997	72	106.1
1998	119	106.1
1999	86	106.1
2000	152	118.5
2001	85	118.5
2002	118	118.5
2003	108	118.5
2004	83	118.5
2005	141	118.5
2006	140	118.5
2007	123	118.5
2008	101	118.5
2009	134	118.5
2010	99	127
2011	155	127

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

First to last qualifying date each year at Mascota (Smn)
Year	First date	Last date
1928	1928-01-27	1928-11-15
1930	1930-01-05	1930-12-30
1931	1931-01-02	1931-12-15
1932	1932-01-17	1932-12-11
1933	1933-01-01	1933-09-19
1934	1934-02-06	1934-12-29
1935	1935-03-01	1935-06-04
1936	1936-01-20	1936-12-31
1937	1937-01-01	1937-12-31
1938	1938-01-01	1938-12-31
1939	1939-01-01	1939-12-30
1944	1944-01-22	1944-10-15
1945	1945-03-04	1945-09-16
1947	1947-02-24	1947-11-01
1948	1948-02-17	1948-12-27
1949	1949-03-03	1949-11-30
1950	1950-01-02	1950-11-28
1951	1951-01-24	1951-12-28
1952	1952-02-20	1952-10-31
1953	1953-01-08	1953-10-30
1954	1954-03-05	1954-09-26
1955	1955-02-14	1955-11-14
1956	1956-02-19	1956-12-31
1957	1957-01-01	1957-12-28
1958	1958-01-30	1958-12-21
1959	1959-02-08	1959-12-21
1960	1960-01-03	1960-12-02
1961	1961-02-12	1961-12-22
1962	1962-01-01	1962-11-25
1963	1963-01-24	1963-11-24
1964	1964-02-10	1964-12-31
1965	1965-01-03	1965-12-31
1966	1966-02-04	1966-12-28
1967	1967-01-04	1967-12-06
1968	1968-01-01	1968-12-28
1969	1969-01-06	1969-12-26
1970	1970-01-12	1970-12-31
1971	1971-01-01	1971-12-30
1972	1972-01-23	1972-12-27
1973	1973-01-15	1973-12-16
1974	1974-01-06	1974-12-07
1975	1975-01-14	1975-12-22
1976	1976-01-04	1976-12-13
1977	1977-01-03	1977-12-29
1978	1978-01-01	1978-12-18
1979	1979-01-02	1979-12-31
1980	1980-01-05	1980-12-30
1981	1981-01-08	1981-12-04
1982	1982-01-05	1982-11-23
1983	1983-01-11	1983-06-30
1984	1984-03-17	1984-10-31
1985	1985-04-29	1985-05-23
1986	1986-01-26	1986-09-17
1987	1987-04-01	1987-10-27
1988	1988-02-27	1988-09-14
1989	1989-03-12	1989-12-30
1990	1990-04-07	1990-08-31
1991	1991-03-12	1991-10-30
1994	1994-03-02	1994-08-31
1995	1995-03-13	1995-09-06
1996	1996-02-16	1996-08-09
1997	1997-03-05	1997-08-23
1998	1998-03-20	1998-08-21
1999	1999-03-11	1999-06-28
2000	2000-02-20	2000-09-16
2001	2001-02-17	2001-11-03
2002	2002-01-19	2002-12-02
2003	2003-01-30	2003-12-01
2004	2004-03-01	2004-11-08
2005	2005-01-29	2005-12-14
2006	2006-02-04	2006-12-06
2007	2007-01-09	2007-12-03
2008	2008-02-22	2008-11-26
2009	2009-01-25	2009-11-16
2010	2010-03-16	2010-12-12
2011	2011-02-12	2011-11-23

Every Fixed Threshold

Fixed thresholds at Mascota (Smn)
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	76	287	1930	155
35 C (95 F): Days	56	139	1930	5
40 C (104 F): Days	3	33	1930	2
90 F (32.2 C): Days	75	204	1930	48
100 F (37.8 C): Days	6	75	1930	6
0 C (32 F): Frost days (min	10	8	1987	2
20 C (68 F): Tropical nights (min	74	200	1936	6
25 C (77 F): Days with min	1	24	1936	24
10 mm (0.39 in): Days with 10 mm or more rain	81	49	1966	31
25 mm (0.98 in): Days with 25 mm or more rain	81	17	1963	15
50 mm (1.97 in): Days with 50 mm or more rain	54	4	1979	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.

Download the Data

Data for Mascota (Smn) 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).

Mascota (Smn) Threshold Days by Year (MXN00014096)

Key Facts for Mascota (Smn) Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related