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

El Cajon Threshold Days by Year (MXN00016158)

13 fixed thresholds counted per year at El Cajon (MXN00016158): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for El Cajon Thresholds

  • El Cajon: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1968 with 41.
  • El Cajon: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1968 with 17.
  • El Cajon: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1963 with 365.
  • El Cajon: days with a maximum temperature at or above 35 C (95 F) in 37 years, most in 2011 with 339.
  • 13 fixed thresholds have at least one qualifying day at El Cajon.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at El Cajon Days per year at El Cajon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 365 in 1963. 01002003004001953: 3571954: 3591955: 3151956: 3621957: 3601958: 3161959: 3451960: 3531962: 3371963: 3651965: 3351966: 3571967: 3541968: 3521969: 3581970: 3581972: 3571973: 3561974: 3591975: 3521976: 3521977: 3591978: 3561979: 3611980: 3591981: 3411982: 3591983: 3541984: 3441985: 3342005: 3652006: 3552007: 3602008: 3622009: 3612010: 3552011: 3641953195719621967197219761980198420072011
Days per year at El Cajon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 365 in 1963.
Days at or above 30 C (86 F) per year at El Cajon
YearDaysDecade average
1953357344.9
1954359344.9
1955315344.9
1956362344.9
1957360344.9
1958316344.9
1959345344.9
1960353351.4
1962337351.4
1963365351.4
1965335351.4
1966357351.4
1967354351.4
1968352351.4
1969358351.4
1970358356.7
1972357356.7
1973356356.7
1974359356.7
1975352356.7
1976352356.7
1977359356.7
1978356356.7
1979361356.7
1980359348.5
1981341348.5
1982359348.5
1983354348.5
1984344348.5
1985334348.5
2005365360.6
2006355360.6
2007360360.6
2008362360.6
2009361360.6
2010355359.5
2011364359.5
First to last qualifying date each year at El Cajon For each year, a bar from the first to the last day at El Cajon meeting 30 C (86 F). 1953: 1 January 1953 to 31 December 19531954: 1 January 1954 to 31 December 19541955: 1 January 1955 to 30 November 19551956: 1 January 1956 to 31 December 19561957: 1 January 1957 to 31 December 19571958: 2 January 1958 to 25 December 19581959: 8 January 1959 to 30 December 19591960: 1 January 1960 to 30 December 19601962: 1 January 1962 to 31 December 19621963: 1 January 1963 to 31 December 19631965: 1 January 1965 to 31 December 19651966: 1 January 1966 to 31 December 19661967: 1 January 1967 to 31 December 19671968: 1 January 1968 to 31 December 19681969: 1 January 1969 to 31 December 19691970: 1 January 1970 to 31 December 19701972: 1 January 1972 to 31 December 19721973: 1 January 1973 to 31 December 19731974: 1 January 1974 to 31 December 19741975: 1 January 1975 to 31 December 19751976: 1 January 1976 to 31 December 19761977: 1 January 1977 to 31 December 19771978: 1 January 1978 to 31 December 19781979: 1 January 1979 to 31 December 19791980: 1 January 1980 to 31 December 19801981: 1 January 1981 to 31 December 19811982: 1 January 1982 to 30 December 19821983: 1 January 1983 to 31 December 19831984: 1 January 1984 to 31 December 19841985: 1 January 1985 to 30 November 19852005: 1 January 2005 to 31 December 20052006: 1 January 2006 to 30 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 31 December 20102011: 1 January 2011 to 31 December 201119531958196519701976198120052010JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at El Cajon meeting 30 C (86 F).
First to last qualifying date each year at El Cajon
YearFirst dateLast date
19531953-01-011953-12-31
19541954-01-011954-12-31
19551955-01-011955-11-30
19561956-01-011956-12-31
19571957-01-011957-12-31
19581958-01-021958-12-25
19591959-01-081959-12-30
19601960-01-011960-12-30
19621962-01-011962-12-31
19631963-01-011963-12-31
19651965-01-011965-12-31
19661966-01-011966-12-31
19671967-01-011967-12-31
19681968-01-011968-12-31
19691969-01-011969-12-31
19701970-01-011970-12-31
19721972-01-011972-12-31
19731973-01-011973-12-31
19741974-01-011974-12-31
19751975-01-011975-12-31
19761976-01-011976-12-31
19771977-01-011977-12-31
19781978-01-011978-12-31
19791979-01-011979-12-31
19801980-01-011980-12-31
19811981-01-011981-12-31
19821982-01-011982-12-30
19831983-01-011983-12-31
19841984-01-011984-12-31
19851985-01-011985-11-30
20052005-01-012005-12-31
20062006-01-012006-12-30
20072007-01-012007-12-31
20082008-01-012008-12-31
20092009-01-012009-12-31
20102010-01-012010-12-31
20112011-01-012011-12-31

Every Fixed Threshold

Fixed thresholds at El Cajon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days373651963364
35 C (95 F): Days373392011339
40 C (104 F): Days371442009124
45 C (113 F): Days124319631
90 F (32.2 C): Days373592011359
100 F (37.8 C): Days372742009239
110 F (43.3 C): Days1574196333
20 C (68 F): Tropical nights (min373531959183
25 C (77 F): Days with min32137196013
10 mm (0.39 in): Days with 10 mm or more rain3941196831
25 mm (0.98 in): Days with 25 mm or more rain3917196812
50 mm (1.97 in): Days with 50 mm or more rain36619682
100 mm (3.94 in): Days with 100 mm or more rain7119531

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1953.

Download the Data

  • Data for El Cajon 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).