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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Santa Ana (Smn) Threshold Days by Year (MXN00026134)

14 fixed thresholds counted per year at Santa Ana (Smn) (MXN00026134): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Santa Ana (Smn) Thresholds

  • Santa Ana (Smn): days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1931 with 19.
  • Santa Ana (Smn): days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1936 with 6.
  • Santa Ana (Smn): nights with a minimum temperature at or below 0 C (32 F) in 24 years, most in 1959 with 93.
  • Santa Ana (Smn): days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 1940 with 317.
  • 14 fixed thresholds have at least one qualifying day at Santa Ana (Smn).
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Santa Ana (Smn) Days per year at Santa Ana (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 317 in 1940. 01002003004001931: 2231932: 1771933: 2311934: 2691936: 2511937: 2871938: 2161939: 2611940: 3171946: 2071949: 2751952: 1941954: 1761956: 1351957: 1031958: 641959: 591961: 1661962: 2161963: 2051964: 1791965: 1681968: 18719311934193819461954195819621965
Days per year at Santa Ana (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 317 in 1940.
Days at or above 30 C (86 F) per year at Santa Ana (Smn)
YearDaysDecade average
1931223239.4
1932177239.4
1933231239.4
1934269239.4
1936251239.4
1937287239.4
1938216239.4
1939261239.4
1940317266.3
1946207266.3
1949275266.3
1952194121.8
1954176121.8
1956135121.8
1957103121.8
195864121.8
195959121.8
1961166186.8
1962216186.8
1963205186.8
1964179186.8
1965168186.8
1968187186.8
First to last qualifying date each year at Santa Ana (Smn) For each year, a bar from the first to the last day at Santa Ana (Smn) meeting 30 C (86 F). 1931: 11 March 1931 to 9 November 19311932: 8 February 1932 to 10 November 19321933: 28 March 1933 to 26 December 19331934: 8 February 1934 to 9 December 19341936: 13 February 1936 to 25 December 19361937: 29 January 1937 to 31 December 19371938: 18 March 1938 to 16 December 19381939: 12 March 1939 to 31 December 19391940: 1 January 1940 to 31 December 19401946: 8 March 1946 to 5 December 19461949: 1 March 1949 to 31 December 19491952: 24 January 1952 to 3 November 19521954: 24 February 1954 to 5 December 19541956: 18 March 1956 to 29 September 19561957: 31 May 1957 to 1 October 19571958: 21 April 1958 to 17 September 19581959: 29 April 1959 to 25 October 19591961: 22 March 1961 to 26 October 19611962: 9 February 1962 to 15 November 19621963: 2 February 1963 to 24 December 19631964: 4 January 1964 to 30 October 19641965: 25 February 1965 to 6 November 19651968: 25 February 1968 to 24 November 196819311934193819461954195819621965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Santa Ana (Smn) meeting 30 C (86 F).
First to last qualifying date each year at Santa Ana (Smn)
YearFirst dateLast date
19311931-03-111931-11-09
19321932-02-081932-11-10
19331933-03-281933-12-26
19341934-02-081934-12-09
19361936-02-131936-12-25
19371937-01-291937-12-31
19381938-03-181938-12-16
19391939-03-121939-12-31
19401940-01-011940-12-31
19461946-03-081946-12-05
19491949-03-011949-12-31
19521952-01-241952-11-03
19541954-02-241954-12-05
19561956-03-181956-09-29
19571957-05-311957-10-01
19581958-04-211958-09-17
19591959-04-291959-10-25
19611961-03-221961-10-26
19621962-02-091962-11-15
19631963-02-021963-12-24
19641964-01-041964-10-30
19651965-02-251965-11-06
19681968-02-251968-11-24

Every Fixed Threshold

Fixed thresholds at Santa Ana (Smn)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days233171940187
35 C (95 F): Days232511940104
40 C (104 F): Days20159193431
45 C (113 F): Days106919342
90 F (32.2 C): Days232801940135
100 F (37.8 C): Days22185194052
110 F (43.3 C): Days139919346
120 F (48.9 C): Days410194910
0 C (32 F): Frost days (min2493195924
20 C (68 F): Tropical nights (min23179193477
25 C (77 F): Days with min2015719347
10 mm (0.39 in): Days with 10 mm or more rain3319193113
25 mm (0.98 in): Days with 25 mm or more rain31619363
50 mm (1.97 in): Days with 50 mm or more rain9219311

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

  • Data for Santa Ana (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 . Last revised (2025-12-31).