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Built 2026-10-19 (19 October 2026)

Chesalon Threshold Days by Year (ASN00010878)

3 fixed thresholds counted per year at Chesalon (ASN00010878): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chesalon Thresholds

  • Chesalon: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1992 with 16.
  • Chesalon: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1992 with 5.
  • Chesalon: days with 50 mm (1.97 in) or more of precipitation in 14 years, most in 1993 with 2.
  • 3 fixed thresholds have at least one qualifying day at Chesalon.
56 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Chesalon Days per year at Chesalon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 16 in 1992. 051015201968: 81969: 111970: 51971: 71972: 61973: 121974: 151975: 121976: 111977: 141978: 101979: 41980: 51981: 81982: 81983: 101984: 81985: 71986: 111987: 131988: 111989: 91990: 51991: 51992: 161993: 131994: 81995: 101996: 101997: 131998: 131999: 112000: 92001: 102003: 112004: 72005: 102006: 82007: 92008: 112009: 82010: 32011: 152013: 122014: 92015: 112016: 142017: 112018: 52019: 62020: 92021: 102022: 132023: 52024: 72025: 111968197419801986199219982005201120182024
Days per year at Chesalon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 16 in 1992.
Days with 10 mm (0.39 in) or more of precipitation per year at Chesalon
YearDaysDecade average
196889.5
1969119.5
197059.6
197179.6
197269.6
1973129.6
1974159.6
1975129.6
1976119.6
1977149.6
1978109.6
197949.6
198059
198189
198289
1983109
198489
198579
1986119
1987139
1988119
198999
1990510.4
1991510.4
19921610.4
19931310.4
1994810.4
19951010.4
19961010.4
19971310.4
19981310.4
19991110.4
200099.2
2001109.2
2003119.2
200479.2
2005109.2
200689.2
200799.2
2008119.2
200989.2
201039.6
2011159.6
2013129.6
201499.6
2015119.6
2016149.6
2017119.6
201859.6
201969.6
202099.2
2021109.2
2022139.2
202359.2
202479.2
2025119.2
First to last qualifying date each year at Chesalon For each year, a bar from the first to the last day at Chesalon meeting 10 mm (0.39 in). 1968: 10 February 1968 to 1 July 19681969: 19 February 1969 to 10 December 19691970: 17 February 1970 to 4 October 19701971: 28 March 1971 to 24 November 19711972: 31 January 1972 to 7 October 19721973: 22 January 1973 to 14 November 19731974: 4 March 1974 to 19 November 19741975: 10 March 1975 to 17 November 19751976: 7 January 1976 to 8 November 19761977: 12 April 1977 to 29 December 19771978: 5 January 1978 to 2 October 19781979: 27 February 1979 to 23 September 19791980: 16 January 1980 to 31 December 19801981: 13 January 1981 to 7 November 19811982: 21 January 1982 to 4 October 19821983: 27 February 1983 to 31 December 19831984: 8 May 1984 to 3 November 19841985: 14 July 1985 to 29 November 19851986: 31 January 1986 to 5 December 19861987: 26 March 1987 to 25 December 19871988: 10 March 1988 to 24 July 19881989: 26 February 1989 to 3 October 19891990: 29 January 1990 to 13 July 19901991: 5 May 1991 to 26 December 19911992: 2 February 1992 to 15 November 19921993: 19 March 1993 to 10 November 19931994: 23 May 1994 to 15 October 19941995: 9 January 1995 to 22 December 19951996: 12 April 1996 to 12 December 19961997: 19 February 1997 to 13 November 19971998: 10 March 1998 to 11 December 19981999: 6 January 1999 to 1 December 19992000: 15 January 2000 to 11 May 20002001: 5 June 2001 to 1 December 20012003: 17 February 2003 to 1 October 20032004: 5 January 2004 to 3 November 20042005: 1 April 2005 to 17 October 20052006: 8 January 2006 to 29 November 20062007: 4 January 2007 to 19 December 20072008: 3 February 2008 to 11 December 20082009: 3 March 2009 to 19 November 20092010: 10 February 2010 to 14 May 20102011: 25 January 2011 to 31 December 20112013: 16 January 2013 to 7 December 20132014: 27 April 2014 to 21 December 20142015: 15 March 2015 to 6 December 20152016: 19 January 2016 to 12 December 20162017: 30 January 2017 to 13 November 20172018: 17 February 2018 to 3 November 20182019: 4 April 2019 to 12 October 20192020: 29 February 2020 to 22 October 20202021: 7 February 2021 to 26 October 20212022: 15 February 2022 to 13 November 20222023: 26 March 2023 to 3 August 20232024: 4 March 2024 to 22 August 20242025: 14 March 2025 to 6 September 202519681975198219891996200420112019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Chesalon meeting 10 mm (0.39 in).
First to last qualifying date each year at Chesalon
YearFirst dateLast date
19681968-02-101968-07-01
19691969-02-191969-12-10
19701970-02-171970-10-04
19711971-03-281971-11-24
19721972-01-311972-10-07
19731973-01-221973-11-14
19741974-03-041974-11-19
19751975-03-101975-11-17
19761976-01-071976-11-08
19771977-04-121977-12-29
19781978-01-051978-10-02
19791979-02-271979-09-23
19801980-01-161980-12-31
19811981-01-131981-11-07
19821982-01-211982-10-04
19831983-02-271983-12-31
19841984-05-081984-11-03
19851985-07-141985-11-29
19861986-01-311986-12-05
19871987-03-261987-12-25
19881988-03-101988-07-24
19891989-02-261989-10-03
19901990-01-291990-07-13
19911991-05-051991-12-26
19921992-02-021992-11-15
19931993-03-191993-11-10
19941994-05-231994-10-15
19951995-01-091995-12-22
19961996-04-121996-12-12
19971997-02-191997-11-13
19981998-03-101998-12-11
19991999-01-061999-12-01
20002000-01-152000-05-11
20012001-06-052001-12-01
20032003-02-172003-10-01
20042004-01-052004-11-03
20052005-04-012005-10-17
20062006-01-082006-11-29
20072007-01-042007-12-19
20082008-02-032008-12-11
20092009-03-032009-11-19
20102010-02-102010-05-14
20112011-01-252011-12-31
20132013-01-162013-12-07
20142014-04-272014-12-21
20152015-03-152015-12-06
20162016-01-192016-12-12
20172017-01-302017-11-13
20182018-02-172018-11-03
20192019-04-042019-10-12
20202020-02-292020-10-22
20212021-02-072021-10-26
20222022-02-152022-11-13
20232023-03-262023-08-03
20242024-03-042024-08-22
20252025-03-142025-09-06

Every Fixed Threshold

Fixed thresholds at Chesalon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5616199211
25 mm (0.98 in): Days with 25 mm or more rain45519921
50 mm (1.97 in): Days with 50 mm or more rain14219932

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Chesalon 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).