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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Walgo Threshold Days by Year (ASN00010159)

3 fixed thresholds counted per year at Walgo (ASN00010159): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walgo Thresholds

  • Walgo: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1917 with 25.
  • Walgo: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1917 with 9.
  • Walgo: days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1908 with 1.
  • 3 fixed thresholds have at least one qualifying day at Walgo.
33 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Walgo Days per year at Walgo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1917. 01020301907: 171908: 151909: 211910: 181911: 71912: 121913: 131914: 41915: 201916: 121917: 251918: 141919: 101920: 141921: 121922: 111924: 81925: 131926: 151927: 111931: 121932: 201933: 121934: 141935: 81936: 31937: 91938: 71939: 161940: 61941: 81942: 71943: 11190719111915191919241931193519391943
Days per year at Walgo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1917.
Days with 10 mm (0.39 in) or more of precipitation per year at Walgo
YearDaysDecade average
19071717.7
19081517.7
19092117.7
19101813.5
1911713.5
19121213.5
19131313.5
1914413.5
19152013.5
19161213.5
19172513.5
19181413.5
19191013.5
19201412
19211212
19221112
1924812
19251312
19261512
19271112
19311211.2
19322011.2
19331211.2
19341411.2
1935811.2
1936311.2
1937911.2
1938711.2
19391611.2
194068
194188
194278
1943118
First to last qualifying date each year at Walgo For each year, a bar from the first to the last day at Walgo meeting 10 mm (0.39 in). 1907: 8 March 1907 to 8 September 19071908: 27 March 1908 to 9 November 19081909: 6 January 1909 to 30 December 19091910: 3 February 1910 to 16 October 19101911: 20 May 1911 to 31 July 19111912: 19 January 1912 to 28 September 19121913: 10 June 1913 to 20 December 19131914: 25 June 1914 to 4 December 19141915: 25 February 1915 to 10 October 19151916: 21 January 1916 to 5 October 19161917: 1 March 1917 to 2 October 19171918: 16 February 1918 to 16 September 19181919: 23 February 1919 to 2 November 19191920: 12 March 1920 to 23 November 19201921: 8 May 1921 to 13 October 19211922: 29 April 1922 to 6 August 19221924: 26 March 1924 to 10 August 19241925: 23 January 1925 to 26 December 19251926: 4 February 1926 to 24 November 19261927: 12 March 1927 to 12 December 19271931: 21 February 1931 to 26 December 19311932: 28 March 1932 to 27 August 19321933: 11 May 1933 to 29 November 19331934: 8 March 1934 to 4 November 19341935: 6 January 1935 to 29 August 19351936: 3 June 1936 to 30 September 19361937: 3 March 1937 to 30 August 19371938: 14 March 1938 to 24 November 19381939: 19 February 1939 to 10 November 19391940: 13 June 1940 to 3 December 19401941: 27 April 1941 to 19 September 19411942: 13 March 1942 to 21 December 19421943: 31 January 1943 to 15 September 19431907191219171922193119361941JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Walgo meeting 10 mm (0.39 in).
First to last qualifying date each year at Walgo
YearFirst dateLast date
19071907-03-081907-09-08
19081908-03-271908-11-09
19091909-01-061909-12-30
19101910-02-031910-10-16
19111911-05-201911-07-31
19121912-01-191912-09-28
19131913-06-101913-12-20
19141914-06-251914-12-04
19151915-02-251915-10-10
19161916-01-211916-10-05
19171917-03-011917-10-02
19181918-02-161918-09-16
19191919-02-231919-11-02
19201920-03-121920-11-23
19211921-05-081921-10-13
19221922-04-291922-08-06
19241924-03-261924-08-10
19251925-01-231925-12-26
19261926-02-041926-11-24
19271927-03-121927-12-12
19311931-02-211931-12-26
19321932-03-281932-08-27
19331933-05-111933-11-29
19341934-03-081934-11-04
19351935-01-061935-08-29
19361936-06-031936-09-30
19371937-03-031937-08-30
19381938-03-141938-11-24
19391939-02-191939-11-10
19401940-06-131940-12-03
19411941-04-271941-09-19
19421942-03-131942-12-21
19431943-01-311943-09-15

Every Fixed Threshold

Fixed thresholds at Walgo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3325191711
25 mm (0.98 in): Days with 25 mm or more rain26919172
50 mm (1.97 in): Days with 50 mm or more rain6119081

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

  • Data for Walgo 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).