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Built 2026-10-19 (19 October 2026)

Kaplan Threshold Days by Year (USC00164775)

5 fixed thresholds counted per year at Kaplan (USC00164775): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kaplan Thresholds

  • Kaplan: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2009 with 58.
  • Kaplan: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 2024 with 31.
  • Kaplan: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1998 with 10.
  • Kaplan: days with 100 mm (3.94 in) or more of precipitation in 21 years, most in 2016 with 3.
  • 5 fixed thresholds have at least one qualifying day at Kaplan.
31 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Kaplan Days per year at Kaplan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 2009. 02040601995: 431996: 361997: 461998: 441999: 312000: 302001: 452002: 482003: 392004: 452005: 262006: 332007: 442009: 582010: 432011: 362012: 452013: 442014: 452015: 492016: 502017: 442018: 462019: 422020: 452021: 422022: 382023: 352024: 462025: 452026: 3419951999200320072012201620202024
Days per year at Kaplan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 2009.
Days with 10 mm (0.39 in) or more of precipitation per year at Kaplan
YearDaysDecade average
19954340
19963640
19974640
19984440
19993140
20003040.9
20014540.9
20024840.9
20033940.9
20044540.9
20052640.9
20063340.9
20074440.9
20095840.9
20104344.4
20113644.4
20124544.4
20134444.4
20144544.4
20154944.4
20165044.4
20174444.4
20184644.4
20194244.4
20204540.7
20214240.7
20223840.7
20233540.7
20244640.7
20254540.7
20263440.7
First to last qualifying date each year at Kaplan For each year, a bar from the first to the last day at Kaplan meeting 10 mm (0.39 in). 1995: 1 January 1995 to 31 December 19951996: 2 January 1996 to 27 December 19961997: 8 January 1997 to 27 December 19971998: 5 January 1998 to 28 December 19981999: 2 January 1999 to 21 December 19992000: 10 January 2000 to 28 December 20002001: 8 January 2001 to 28 December 20012002: 6 January 2002 to 31 December 20022003: 7 February 2003 to 29 December 20032004: 6 January 2004 to 8 December 20042005: 13 January 2005 to 31 October 20052006: 11 January 2006 to 30 December 20062007: 5 January 2007 to 27 December 20072009: 7 January 2009 to 31 December 20092010: 16 January 2010 to 30 December 20102011: 25 January 2011 to 27 December 20112012: 10 January 2012 to 29 December 20122013: 2 January 2013 to 29 December 20132014: 11 January 2014 to 24 December 20142015: 4 January 2015 to 31 December 20152016: 1 January 2016 to 6 December 20162017: 1 January 2017 to 27 December 20172018: 8 January 2018 to 28 December 20182019: 1 January 2019 to 16 December 20192020: 3 January 2020 to 24 December 20202021: 7 January 2021 to 19 December 20212022: 20 January 2022 to 30 December 20222023: 9 January 2023 to 25 December 20232024: 3 January 2024 to 26 December 20242025: 6 January 2025 to 15 December 20252026: 10 January 2026 to 3 October 202619951999200320072012201620202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kaplan meeting 10 mm (0.39 in).
First to last qualifying date each year at Kaplan
YearFirst dateLast date
19951995-01-011995-12-31
19961996-01-021996-12-27
19971997-01-081997-12-27
19981998-01-051998-12-28
19991999-01-021999-12-21
20002000-01-102000-12-28
20012001-01-082001-12-28
20022002-01-062002-12-31
20032003-02-072003-12-29
20042004-01-062004-12-08
20052005-01-132005-10-31
20062006-01-112006-12-30
20072007-01-052007-12-27
20092009-01-072009-12-31
20102010-01-162010-12-30
20112011-01-252011-12-27
20122012-01-102012-12-29
20132013-01-022013-12-29
20142014-01-112014-12-24
20152015-01-042015-12-31
20162016-01-012016-12-06
20172017-01-012017-12-27
20182018-01-082018-12-28
20192019-01-012019-12-16
20202020-01-032020-12-24
20212021-01-072021-12-19
20222022-01-202022-12-30
20232023-01-092023-12-25
20242024-01-032024-12-26
20252025-01-062025-12-15
20262026-01-102026-10-03

Every Fixed Threshold

Fixed thresholds at Kaplan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3158200934
25 mm (0.98 in): Days with 25 mm or more rain3131202417
50 mm (1.97 in): Days with 50 mm or more rain311019983
100 mm (3.94 in): Days with 100 mm or more rain21320162
200 mm (7.87 in): Days with 200 mm or more rain1120161

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1995.

Download the Data

  • Data for Kaplan 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 (2026-10-12).