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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Sunnyside Threshold Days by Year

3 fixed thresholds counted per year at Sunnyside (ASN00010200): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sunnyside Thresholds

  • Sunnyside: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1915 with 10.
  • Sunnyside: days with 25 mm (0.98 in) or more of precipitation in 13 years, most in 1912 with 2.
  • Sunnyside: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1923 with 1.
  • 3 fixed thresholds have at least one qualifying day at Sunnyside.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sunnyside Days per year at Sunnyside with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 10 in 1915. 0358101912: 71913: 81914: 11915: 101923: 61924: 41925: 71926: 61927: 101928: 21929: 51930: 81931: 61932: 81933: 41934: 81935: 31936: 61937: 51938: 41939: 81912191519251928193119341937
Days per year at Sunnyside with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 10 in 1915.
Days with 10 mm (0.39 in) or more of precipitation per year at Sunnyside
YearDaysDecade average
191276.5
191386.5
191416.5
1915106.5
192365.7
192445.7
192575.7
192665.7
1927105.7
192825.7
192955.7
193086
193166
193286
193346
193486
193536
193666
193756
193846
193986
First to last qualifying date each year at Sunnyside For each year, a bar from the first to the last day at Sunnyside meeting 10 mm (0.39 in). 1912: 19 January 1912 to 29 December 19121913: 8 June 1913 to 20 December 19131914: 22 October 1914 to 22 October 19141915: 2 January 1915 to 29 August 19151923: 23 April 1923 to 16 December 19231924: 14 May 1924 to 18 October 19241925: 15 January 1925 to 30 December 19251926: 4 February 1926 to 20 June 19261927: 7 March 1927 to 11 September 19271928: 28 April 1928 to 9 July 19281929: 17 March 1929 to 5 November 19291930: 11 March 1930 to 18 August 19301931: 23 April 1931 to 11 August 19311932: 28 March 1932 to 9 October 19321933: 24 May 1933 to 15 November 19331934: 3 January 1934 to 4 November 19341935: 15 January 1935 to 6 August 19351936: 3 June 1936 to 28 December 19361937: 15 May 1937 to 2 November 19371938: 16 March 1938 to 24 November 19381939: 13 February 1939 to 1 November 19391912191519251928193119341937JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sunnyside meeting 10 mm (0.39 in).
First to last qualifying date each year at Sunnyside
YearFirst dateLast date
19121912-01-191912-12-29
19131913-06-081913-12-20
19141914-10-221914-10-22
19151915-01-021915-08-29
19231923-04-231923-12-16
19241924-05-141924-10-18
19251925-01-151925-12-30
19261926-02-041926-06-20
19271927-03-071927-09-11
19281928-04-281928-07-09
19291929-03-171929-11-05
19301930-03-111930-08-18
19311931-04-231931-08-11
19321932-03-281932-10-09
19331933-05-241933-11-15
19341934-01-031934-11-04
19351935-01-151935-08-06
19361936-06-031936-12-28
19371937-05-151937-11-02
19381938-03-161938-11-24
19391939-02-131939-11-01

Every Fixed Threshold

Fixed thresholds at Sunnyside
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain211019158
25 mm (0.98 in): Days with 25 mm or more rain13219122
50 mm (1.97 in): Days with 50 mm or more rain1119231

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

  • Data for Sunnyside 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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