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Built 2026-10-19 (19 October 2026)

Willeroon Threshold Days by Year (ASN00051129)

4 fixed thresholds counted per year at Willeroon (ASN00051129): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Willeroon Thresholds

  • Willeroon: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1891 with 23.
  • Willeroon: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1896 with 7.
  • Willeroon: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1903 with 3.
  • Willeroon: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1896 with 1.
  • 4 fixed thresholds have at least one qualifying day at Willeroon.
32 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Willeroon Days per year at Willeroon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1891. 01020301883: 51884: 101885: 151886: 181887: 201888: 61889: 191890: 221891: 231892: 111893: 181894: 211895: 141896: 171897: 121898: 101899: 61900: 71901: 51902: 31903: 151904: 101905: 141906: 211907: 121908: 151909: 161910: 131911: 161912: 91913: 161916: 1618831887189118951899190319071911
Days per year at Willeroon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1891.
Days with 10 mm (0.39 in) or more of precipitation per year at Willeroon
YearDaysDecade average
1883513.3
18841013.3
18851513.3
18861813.3
18872013.3
1888613.3
18891913.3
18902215.4
18912315.4
18921115.4
18931815.4
18942115.4
18951415.4
18961715.4
18971215.4
18981015.4
1899615.4
1900711.8
1901511.8
1902311.8
19031511.8
19041011.8
19051411.8
19062111.8
19071211.8
19081511.8
19091611.8
19101314
19111614
1912914
19131614
19161614
First to last qualifying date each year at Willeroon For each year, a bar from the first to the last day at Willeroon meeting 10 mm (0.39 in). 1883: 28 February 1883 to 15 October 18831884: 20 January 1884 to 16 November 18841885: 8 January 1885 to 23 December 18851886: 12 April 1886 to 7 December 18861887: 21 January 1887 to 25 December 18871888: 4 January 1888 to 25 December 18881889: 5 February 1889 to 20 December 18891890: 10 February 1890 to 22 December 18901891: 5 January 1891 to 2 December 18911892: 16 May 1892 to 18 December 18921893: 17 January 1893 to 20 November 18931894: 9 January 1894 to 12 December 18941895: 16 January 1895 to 16 December 18951896: 25 January 1896 to 1 December 18961897: 3 January 1897 to 21 September 18971898: 15 January 1898 to 20 October 18981899: 26 March 1899 to 11 September 18991900: 5 January 1900 to 3 July 19001901: 10 March 1901 to 25 August 19011902: 8 November 1902 to 29 November 19021903: 26 January 1903 to 12 December 19031904: 2 January 1904 to 17 December 19041905: 18 February 1905 to 30 December 19051906: 11 February 1906 to 28 November 19061907: 9 January 1907 to 27 December 19071908: 1 February 1908 to 11 December 19081909: 19 January 1909 to 23 December 19091910: 10 January 1910 to 11 December 19101911: 7 January 1911 to 31 December 19111912: 1 March 1912 to 28 December 19121913: 14 February 1913 to 25 December 19131916: 3 April 1916 to 1 December 191618831887189118951899190319071911JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Willeroon meeting 10 mm (0.39 in).
First to last qualifying date each year at Willeroon
YearFirst dateLast date
18831883-02-281883-10-15
18841884-01-201884-11-16
18851885-01-081885-12-23
18861886-04-121886-12-07
18871887-01-211887-12-25
18881888-01-041888-12-25
18891889-02-051889-12-20
18901890-02-101890-12-22
18911891-01-051891-12-02
18921892-05-161892-12-18
18931893-01-171893-11-20
18941894-01-091894-12-12
18951895-01-161895-12-16
18961896-01-251896-12-01
18971897-01-031897-09-21
18981898-01-151898-10-20
18991899-03-261899-09-11
19001900-01-051900-07-03
19011901-03-101901-08-25
19021902-11-081902-11-29
19031903-01-261903-12-12
19041904-01-021904-12-17
19051905-02-181905-12-30
19061906-02-111906-11-28
19071907-01-091907-12-27
19081908-02-011908-12-11
19091909-01-191909-12-23
19101910-01-101910-12-11
19111911-01-071911-12-31
19121912-03-011912-12-28
19131913-02-141913-12-25
19161916-04-031916-12-01

Every Fixed Threshold

Fixed thresholds at Willeroon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3223189116
25 mm (0.98 in): Days with 25 mm or more rain31718966
50 mm (1.97 in): Days with 50 mm or more rain17319032
100 mm (3.94 in): Days with 100 mm or more rain2118961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1883.

Download the Data

  • Data for Willeroon 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).