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

Kofa Mine Threshold Days by Year (USC00024702)

14 fixed thresholds counted per year at Kofa Mine (USC00024702): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kofa Mine Thresholds

  • Kofa Mine: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1983 with 11.
  • Kofa Mine: nights with a minimum temperature at or above 20 C (68 F) in 55 years, most in 2001 with 171.
  • Kofa Mine: nights with a minimum temperature at or above 25 C (77 F) in 55 years, most in 2003 with 97.
  • Kofa Mine: days with a maximum temperature at or above 30 C (86 F) in 53 years, most in 1989 with 204.
  • 14 fixed thresholds have at least one qualifying day at Kofa Mine.
53 years with a qualifying day
Days at or above 30 C (86 F) per year at Kofa Mine Days per year at Kofa Mine with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 204 in 1989. 01002003001953: 1731954: 1961955: 1711956: 1911957: 1601958: 1801959: 1881960: 1811961: 1751962: 1881965: 1731967: 1671971: 1521972: 1951974: 1851975: 1551980: 1741981: 1771982: 1631983: 1521984: 1701985: 1791986: 1811987: 1841988: 1591989: 2041990: 1841991: 1691992: 1841993: 1751994: 1701995: 1801996: 1931997: 1921998: 1581999: 1852000: 1812001: 1962002: 1762003: 1762004: 1942005: 1452006: 1772007: 2022008: 1852009: 1842010: 1702011: 1802012: 1942013: 1862014: 1952015: 1792016: 204195319591971198219881994200020062012
Days per year at Kofa Mine with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 204 in 1989.
Days at or above 30 C (86 F) per year at Kofa Mine
YearDaysDecade average
1953173179.9
1954196179.9
1955171179.9
1956191179.9
1957160179.9
1958180179.9
1959188179.9
1960181176.8
1961175176.8
1962188176.8
1965173176.8
1967167176.8
1971152171.8
1972195171.8
1974185171.8
1975155171.8
1980174174.3
1981177174.3
1982163174.3
1983152174.3
1984170174.3
1985179174.3
1986181174.3
1987184174.3
1988159174.3
1989204174.3
1990184179
1991169179
1992184179
1993175179
1994170179
1995180179
1996193179
1997192179
1998158179
1999185179
2000181181.6
2001196181.6
2002176181.6
2003176181.6
2004194181.6
2005145181.6
2006177181.6
2007202181.6
2008185181.6
2009184181.6
2010170186.9
2011180186.9
2012194186.9
2013186186.9
2014195186.9
2015179186.9
2016204186.9
First to last qualifying date each year at Kofa Mine For each year, a bar from the first to the last day at Kofa Mine meeting 30 C (86 F). 1953: 23 March 1953 to 12 November 19531954: 22 February 1954 to 24 November 19541955: 9 April 1955 to 6 November 19551956: 18 March 1956 to 11 November 19561957: 13 February 1957 to 25 October 19571958: 15 April 1958 to 8 November 19581959: 1 April 1959 to 28 October 19591960: 19 March 1960 to 1 November 19601961: 22 March 1961 to 22 October 19611962: 26 March 1962 to 12 November 19621965: 16 April 1965 to 7 November 19651967: 16 March 1967 to 15 November 19671971: 19 January 1971 to 15 October 19711972: 28 February 1972 to 17 October 19721974: 15 March 1974 to 21 October 19741975: 1 May 1975 to 15 November 19751980: 9 April 1980 to 10 November 19801981: 18 February 1981 to 3 November 19811982: 11 April 1982 to 25 October 19821983: 31 March 1983 to 3 November 19831984: 20 March 1984 to 5 November 19841985: 1 April 1985 to 4 November 19851986: 24 February 1986 to 30 October 19861987: 2 April 1987 to 28 October 19871988: 20 March 1988 to 6 November 19881989: 24 February 1989 to 11 November 19891990: 18 March 1990 to 13 November 19901991: 4 April 1991 to 8 November 19911992: 9 April 1992 to 20 October 19921993: 10 April 1993 to 25 October 19931994: 31 March 1994 to 1 November 19941995: 16 March 1995 to 25 November 19951996: 8 February 1996 to 13 November 19961997: 9 March 1997 to 5 November 19971998: 23 March 1998 to 24 October 19981999: 2 March 1999 to 16 November 19992000: 3 April 2000 to 20 October 20002001: 20 March 2001 to 4 November 20012002: 21 March 2002 to 20 October 20022003: 26 March 2003 to 28 October 20032004: 8 March 2004 to 15 October 20042005: 11 March 2005 to 1 November 20052006: 8 April 2006 to 20 November 20062007: 10 March 2007 to 19 November 20072008: 24 March 2008 to 20 November 20082009: 1 March 2009 to 10 November 20092010: 15 April 2010 to 5 November 20102011: 10 March 2011 to 1 November 20112012: 30 March 2012 to 7 November 20122013: 13 March 2013 to 12 November 20132014: 14 February 2014 to 10 November 20142015: 9 February 2015 to 2 November 20152016: 12 February 2016 to 15 November 201619531960197419851992199920062013JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kofa Mine meeting 30 C (86 F).
First to last qualifying date each year at Kofa Mine
YearFirst dateLast date
19531953-03-231953-11-12
19541954-02-221954-11-24
19551955-04-091955-11-06
19561956-03-181956-11-11
19571957-02-131957-10-25
19581958-04-151958-11-08
19591959-04-011959-10-28
19601960-03-191960-11-01
19611961-03-221961-10-22
19621962-03-261962-11-12
19651965-04-161965-11-07
19671967-03-161967-11-15
19711971-01-191971-10-15
19721972-02-281972-10-17
19741974-03-151974-10-21
19751975-05-011975-11-15
19801980-04-091980-11-10
19811981-02-181981-11-03
19821982-04-111982-10-25
19831983-03-311983-11-03
19841984-03-201984-11-05
19851985-04-011985-11-04
19861986-02-241986-10-30
19871987-04-021987-10-28
19881988-03-201988-11-06
19891989-02-241989-11-11
19901990-03-181990-11-13
19911991-04-041991-11-08
19921992-04-091992-10-20
19931993-04-101993-10-25
19941994-03-311994-11-01
19951995-03-161995-11-25
19961996-02-081996-11-13
19971997-03-091997-11-05
19981998-03-231998-10-24
19991999-03-021999-11-16
20002000-04-032000-10-20
20012001-03-202001-11-04
20022002-03-212002-10-20
20032003-03-262003-10-28
20042004-03-082004-10-15
20052005-03-112005-11-01
20062006-04-082006-11-20
20072007-03-102007-11-19
20082008-03-242008-11-20
20092009-03-012009-11-10
20102010-04-152010-11-05
20112011-03-102011-11-01
20122012-03-302012-11-07
20132013-03-132013-11-12
20142014-02-142014-11-10
20152015-02-092015-11-02
20162016-02-122016-11-15

Every Fixed Threshold

Fixed thresholds at Kofa Mine
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days532041989204
35 C (95 F): Days531482001117
40 C (104 F): Days5382198058
45 C (113 F): Days311319812
90 F (32.2 C): Days531781954160
100 F (37.8 C): Days53110198182
110 F (43.3 C): Days5142198112
0 C (32 F): Frost days (min25919651
20 C (68 F): Tropical nights (min551712001155
25 C (77 F): Days with min5597200386
10 mm (0.39 in): Days with 10 mm or more rain561119834
25 mm (0.98 in): Days with 25 mm or more rain37520131
50 mm (1.97 in): Days with 50 mm or more rain13319831
100 mm (3.94 in): Days with 100 mm or more rain2119582

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 Kofa Mine 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).