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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Clare Hill Threshold Days by Year

3 fixed thresholds counted per year at Clare Hill (ASN00008031): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clare Hill Thresholds

  • Clare Hill: days with 10 mm (0.39 in) or more of precipitation in 22 years, most in 1939 with 19.
  • Clare Hill: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1933 with 7.
  • Clare Hill: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1934 with 1.
  • 3 fixed thresholds have at least one qualifying day at Clare Hill.
22 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Clare Hill Days per year at Clare Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1939. 051015201921: 181922: 91923: 171925: 141932: 121933: 161934: 151935: 101936: 61937: 121938: 71939: 191940: 71941: 121942: 71943: 111944: 111947: 121948: 41949: 61950: 131951: 1419211925193419371940194319481951
Days per year at Clare Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1939.
Days with 10 mm (0.39 in) or more of precipitation per year at Clare Hill
YearDaysDecade average
19211814.5
1922914.5
19231714.5
19251414.5
19321212.1
19331612.1
19341512.1
19351012.1
1936612.1
19371212.1
1938712.1
19391912.1
194078.8
1941128.8
194278.8
1943118.8
1944118.8
1947128.8
194848.8
194968.8
19501313.5
19511413.5
First to last qualifying date each year at Clare Hill For each year, a bar from the first to the last day at Clare Hill meeting 10 mm (0.39 in). 1921: 19 February 1921 to 30 December 19211922: 16 April 1922 to 25 September 19221923: 13 February 1923 to 7 August 19231925: 3 March 1925 to 12 October 19251932: 13 April 1932 to 23 October 19321933: 7 March 1933 to 1 December 19331934: 5 March 1934 to 22 August 19341935: 6 January 1935 to 29 August 19351936: 19 April 1936 to 30 September 19361937: 21 April 1937 to 16 September 19371938: 16 March 1938 to 25 August 19381939: 13 February 1939 to 10 November 19391940: 14 May 1940 to 3 December 19401941: 2 May 1941 to 25 October 19411942: 15 April 1942 to 1 July 19421943: 31 January 1943 to 2 August 19431944: 18 May 1944 to 27 August 19441947: 6 March 1947 to 25 October 19471948: 30 April 1948 to 23 November 19481949: 16 February 1949 to 1 September 19491950: 9 May 1950 to 10 October 19501951: 23 April 1951 to 27 September 195119211925193419371940194319481951JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Clare Hill meeting 10 mm (0.39 in).
First to last qualifying date each year at Clare Hill
YearFirst dateLast date
19211921-02-191921-12-30
19221922-04-161922-09-25
19231923-02-131923-08-07
19251925-03-031925-10-12
19321932-04-131932-10-23
19331933-03-071933-12-01
19341934-03-051934-08-22
19351935-01-061935-08-29
19361936-04-191936-09-30
19371937-04-211937-09-16
19381938-03-161938-08-25
19391939-02-131939-11-10
19401940-05-141940-12-03
19411941-05-021941-10-25
19421942-04-151942-07-01
19431943-01-311943-08-02
19441944-05-181944-08-27
19471947-03-061947-10-25
19481948-04-301948-11-23
19491949-02-161949-09-01
19501950-05-091950-10-10
19511951-04-231951-09-27

Every Fixed Threshold

Fixed thresholds at Clare Hill
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2219193914
25 mm (0.98 in): Days with 25 mm or more rain16719332
50 mm (1.97 in): Days with 50 mm or more rain2119341

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1921.

Download the Data

  • Data for Clare Hill 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).