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Built 2026-10-19 (19 October 2026)

Wittitrin Threshold Days by Year (ASN00059060)

5 fixed thresholds counted per year at Wittitrin (ASN00059060): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wittitrin Thresholds

  • Wittitrin: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1963 with 56.
  • Wittitrin: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 2009 with 29.
  • Wittitrin: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 2009 with 12.
  • Wittitrin: days with 100 mm (3.94 in) or more of precipitation in 29 years, most in 1974 with 6.
  • 5 fixed thresholds have at least one qualifying day at Wittitrin.
41 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wittitrin Days per year at Wittitrin with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1963. 02040601961: 351962: 381963: 561964: 251965: 221966: 241967: 451968: 291969: 361970: 281971: 311972: 421973: 331974: 401975: 371976: 371977: 331978: 301979: 211980: 231981: 331982: 271983: 411985: 422001: 262003: 302005: 352007: 382008: 462009: 482010: 382011: 492012: 302013: 352014: 262015: 452016: 232017: 362018: 352019: 172025: 7196119661971197619812003201020152025
Days per year at Wittitrin with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1963.
Days with 10 mm (0.39 in) or more of precipitation per year at Wittitrin
YearDaysDecade average
19613534.4
19623834.4
19635634.4
19642534.4
19652234.4
19662434.4
19674534.4
19682934.4
19693634.4
19702833.2
19713133.2
19724233.2
19733333.2
19744033.2
19753733.2
19763733.2
19773333.2
19783033.2
19792133.2
19802333.2
19813333.2
19822733.2
19834133.2
19854233.2
20012637.2
20033037.2
20053537.2
20073837.2
20084637.2
20094837.2
20103833.4
20114933.4
20123033.4
20133533.4
20142633.4
20154533.4
20162333.4
20173633.4
20183533.4
20191733.4
202577
First to last qualifying date each year at Wittitrin For each year, a bar from the first to the last day at Wittitrin meeting 10 mm (0.39 in). 1961: 13 January 1961 to 20 December 19611962: 2 January 1962 to 28 December 19621963: 1 January 1963 to 31 December 19631964: 13 January 1964 to 23 November 19641965: 14 January 1965 to 15 December 19651966: 18 January 1966 to 26 November 19661967: 5 January 1967 to 3 December 19671968: 6 January 1968 to 30 December 19681969: 2 January 1969 to 31 December 19691970: 1 January 1970 to 26 December 19701971: 4 January 1971 to 16 December 19711972: 6 January 1972 to 30 December 19721973: 27 January 1973 to 20 December 19731974: 6 January 1974 to 22 December 19741975: 3 January 1975 to 28 December 19751976: 12 January 1976 to 10 November 19761977: 3 January 1977 to 27 December 19771978: 4 January 1978 to 29 December 19781979: 19 January 1979 to 21 November 19791980: 2 January 1980 to 31 December 19801981: 2 February 1981 to 27 December 19811982: 16 January 1982 to 31 December 19821983: 1 January 1983 to 28 December 19831985: 24 January 1985 to 17 December 19852001: 1 January 2001 to 15 December 20012003: 2 January 2003 to 16 December 20032005: 17 January 2005 to 14 December 20052007: 2 January 2007 to 17 December 20072008: 5 January 2008 to 30 December 20082009: 3 January 2009 to 29 December 20092010: 4 January 2010 to 27 December 20102011: 6 January 2011 to 25 December 20112012: 16 January 2012 to 26 December 20122013: 13 January 2013 to 30 November 20132014: 21 January 2014 to 29 December 20142015: 12 January 2015 to 25 December 20152016: 6 January 2016 to 6 December 20162017: 15 January 2017 to 27 December 20172018: 3 January 2018 to 22 December 20182019: 22 January 2019 to 7 December 20192025: 16 January 2025 to 11 February 20251961196719731979200120102016JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wittitrin meeting 10 mm (0.39 in).
First to last qualifying date each year at Wittitrin
YearFirst dateLast date
19611961-01-131961-12-20
19621962-01-021962-12-28
19631963-01-011963-12-31
19641964-01-131964-11-23
19651965-01-141965-12-15
19661966-01-181966-11-26
19671967-01-051967-12-03
19681968-01-061968-12-30
19691969-01-021969-12-31
19701970-01-011970-12-26
19711971-01-041971-12-16
19721972-01-061972-12-30
19731973-01-271973-12-20
19741974-01-061974-12-22
19751975-01-031975-12-28
19761976-01-121976-11-10
19771977-01-031977-12-27
19781978-01-041978-12-29
19791979-01-191979-11-21
19801980-01-021980-12-31
19811981-02-021981-12-27
19821982-01-161982-12-31
19831983-01-011983-12-28
19851985-01-241985-12-17
20012001-01-012001-12-15
20032003-01-022003-12-16
20052005-01-172005-12-14
20072007-01-022007-12-17
20082008-01-052008-12-30
20092009-01-032009-12-29
20102010-01-042010-12-27
20112011-01-062011-12-25
20122012-01-162012-12-26
20132013-01-132013-11-30
20142014-01-212014-12-29
20152015-01-122015-12-25
20162016-01-062016-12-06
20172017-01-152017-12-27
20182018-01-032018-12-22
20192019-01-222019-12-07
20252025-01-162025-02-11

Every Fixed Threshold

Fixed thresholds at Wittitrin
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain415619637
25 mm (0.98 in): Days with 25 mm or more rain412920092
50 mm (1.97 in): Days with 50 mm or more rain391220092
100 mm (3.94 in): Days with 100 mm or more rain29619742
200 mm (7.87 in): Days with 200 mm or more rain5119681

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

  • Data for Wittitrin 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).