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

Wilton Threshold Days by Year (IN003050400)

4 fixed thresholds counted per year at Wilton (IN003050400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wilton Thresholds

  • Wilton: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1951 with 104.
  • Wilton: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1951 with 70.
  • Wilton: days with 50 mm (1.97 in) or more of precipitation in 55 years, most in 1951 with 33.
  • Wilton: days with 100 mm (3.94 in) or more of precipitation in 24 years, most in 1901 with 6.
  • 4 fixed thresholds have at least one qualifying day at Wilton.
55 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wilton Days per year at Wilton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 104 in 1951. 0501001501901: 871902: 721903: 901904: 681905: 811906: 931907: 651908: 751909: 691910: 791911: 911912: 791913: 891914: 661915: 881916: 661917: 851918: 641919: 651920: 721921: 841922: 681923: 741924: 751925: 851926: 541927: 791928: 831929: 891930: 771931: 701932: 941933: 791934: 851935: 791936: 821937: 671938: 931939: 741940: 711941: 771942: 721943: 831945: 821946: 721948: 711949: 821950: 941951: 1041953: 871954: 1031955: 831956: 811957: 931959: 801901190719131919192519311937194319511959
Days per year at Wilton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 104 in 1951.
Days with 10 mm (0.39 in) or more of precipitation per year at Wilton
YearDaysDecade average
19018777.8
19027277.8
19039077.8
19046877.8
19058177.8
19069377.8
19076577.8
19087577.8
19096977.8
19107977.2
19119177.2
19127977.2
19138977.2
19146677.2
19158877.2
19166677.2
19178577.2
19186477.2
19196577.2
19207276.3
19218476.3
19226876.3
19237476.3
19247576.3
19258576.3
19265476.3
19277976.3
19288376.3
19298976.3
19307780
19317080
19329480
19337980
19348580
19357980
19368280
19376780
19389380
19397480
19407176.3
19417776.3
19427276.3
19438376.3
19458276.3
19467276.3
19487176.3
19498276.3
19509490.6
195110490.6
19538790.6
195410390.6
19558390.6
19568190.6
19579390.6
19598090.6
First to last qualifying date each year at Wilton For each year, a bar from the first to the last day at Wilton meeting 10 mm (0.39 in). 1901: 19 January 1901 to 28 November 19011902: 31 January 1902 to 2 November 19021903: 29 January 1903 to 29 November 19031904: 20 February 1904 to 24 November 19041905: 13 January 1905 to 12 November 19051906: 30 January 1906 to 4 November 19061907: 28 January 1907 to 24 October 19071908: 27 January 1908 to 10 October 19081909: 18 January 1909 to 22 October 19091910: 11 January 1910 to 11 December 19101911: 19 January 1911 to 15 November 19111912: 29 January 1912 to 1 November 19121913: 14 January 1913 to 22 December 19131914: 16 February 1914 to 19 October 19141915: 21 February 1915 to 30 December 19151916: 17 February 1916 to 30 November 19161917: 23 January 1917 to 31 October 19171918: 24 January 1918 to 30 October 19181919: 7 April 1919 to 11 October 19191920: 27 January 1920 to 27 December 19201921: 1 January 1921 to 11 December 19211922: 11 January 1922 to 5 October 19221923: 2 February 1923 to 11 October 19231924: 26 February 1924 to 17 November 19241925: 6 March 1925 to 17 October 19251926: 10 January 1926 to 13 November 19261927: 11 February 1927 to 16 October 19271928: 8 February 1928 to 20 November 19281929: 17 January 1929 to 26 December 19291930: 22 February 1930 to 7 December 19301931: 12 January 1931 to 26 October 19311932: 17 January 1932 to 26 December 19321933: 4 January 1933 to 26 October 19331934: 14 January 1934 to 30 December 19341935: 9 February 1935 to 10 November 19351936: 6 January 1936 to 17 December 19361937: 11 February 1937 to 24 October 19371938: 16 January 1938 to 13 November 19381939: 8 February 1939 to 25 October 19391940: 4 February 1940 to 9 December 19401941: 16 February 1941 to 19 October 19411942: 23 February 1942 to 29 September 19421943: 30 January 1943 to 22 October 19431945: 3 January 1945 to 16 October 19451946: 28 February 1946 to 23 October 19461948: 23 January 1948 to 25 November 19481949: 19 February 1949 to 11 December 19491950: 3 February 1950 to 26 December 19501951: 17 January 1951 to 30 December 19511953: 2 February 1953 to 17 November 19531954: 14 February 1954 to 6 December 19541955: 31 January 1955 to 24 December 19551956: 10 January 1956 to 15 December 19561957: 9 January 1957 to 30 November 19571959: 7 January 1959 to 29 October 195919011908191519221929193619431953JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wilton meeting 10 mm (0.39 in).
First to last qualifying date each year at Wilton
YearFirst dateLast date
19011901-01-191901-11-28
19021902-01-311902-11-02
19031903-01-291903-11-29
19041904-02-201904-11-24
19051905-01-131905-11-12
19061906-01-301906-11-04
19071907-01-281907-10-24
19081908-01-271908-10-10
19091909-01-181909-10-22
19101910-01-111910-12-11
19111911-01-191911-11-15
19121912-01-291912-11-01
19131913-01-141913-12-22
19141914-02-161914-10-19
19151915-02-211915-12-30
19161916-02-171916-11-30
19171917-01-231917-10-31
19181918-01-241918-10-30
19191919-04-071919-10-11
19201920-01-271920-12-27
19211921-01-011921-12-11
19221922-01-111922-10-05
19231923-02-021923-10-11
19241924-02-261924-11-17
19251925-03-061925-10-17
19261926-01-101926-11-13
19271927-02-111927-10-16
19281928-02-081928-11-20
19291929-01-171929-12-26
19301930-02-221930-12-07
19311931-01-121931-10-26
19321932-01-171932-12-26
19331933-01-041933-10-26
19341934-01-141934-12-30
19351935-02-091935-11-10
19361936-01-061936-12-17
19371937-02-111937-10-24
19381938-01-161938-11-13
19391939-02-081939-10-25
19401940-02-041940-12-09
19411941-02-161941-10-19
19421942-02-231942-09-29
19431943-01-301943-10-22
19451945-01-031945-10-16
19461946-02-281946-10-23
19481948-01-231948-11-25
19491949-02-191949-12-11
19501950-02-031950-12-26
19511951-01-171951-12-30
19531953-02-021953-11-17
19541954-02-141954-12-06
19551955-01-311955-12-24
19561956-01-101956-12-15
19571957-01-091957-11-30
19591959-01-071959-10-29

Every Fixed Threshold

Fixed thresholds at Wilton
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain55104195180
25 mm (0.98 in): Days with 25 mm or more rain5570195141
50 mm (1.97 in): Days with 50 mm or more rain5533195117
100 mm (3.94 in): Days with 100 mm or more rain24619015

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

  • Data for Wilton 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).