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Built 2026-10-18 (18 October 2026)

Richfield 10 WSW Threshold Days by Year

6 fixed thresholds counted per year at Richfield 10 WSW (USC00146813): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Richfield 10 WSW Thresholds

  • Richfield 10 WSW: days with 10 mm (0.39 in) or more of precipitation in 84 years, most in 2017 with 25.
  • Richfield 10 WSW: days with 25 mm (0.98 in) or more of precipitation in 82 years, most in 2004 with 10.
  • Richfield 10 WSW: days with 10 cm (3.9 in) or more of snowfall in 41 years, most in 1983 with 6.
  • Richfield 10 WSW: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 2018 with 4.
  • 6 fixed thresholds have at least one qualifying day at Richfield 10 WSW.
84 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Richfield 10 WSW Days per year at Richfield 10 WSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 2017. 01020301941: 211942: 161943: 111944: 141945: 111946: 131947: 121948: 161949: 191950: 151951: 151952: 81953: 91954: 31955: 91956: 41957: 131958: 161959: 141960: 151961: 121962: 131963: 81964: 81965: 191966: 131967: 121968: 71969: 161970: 131971: 151972: 161973: 131974: 101975: 101976: 121977: 151978: 111979: 181980: 91981: 141982: 111983: 71984: 141985: 91986: 171987: 131988: 171989: 171990: 111991: 141992: 121993: 151994: 131995: 111996: 181997: 121998: 191999: 192000: 82001: 112002: 102003: 142004: 202005: 152006: 132007: 82008: 122009: 132010: 102013: 112014: 112015: 162016: 132017: 252018: 112019: 152020: 112021: 82022: 72023: 202024: 192025: 122026: 131941195019591968197719861995200420152024
Days per year at Richfield 10 WSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 2017.
Days with 10 mm (0.39 in) or more of precipitation per year at Richfield 10 WSW
YearDaysDecade average
19412114.8
19421614.8
19431114.8
19441414.8
19451114.8
19461314.8
19471214.8
19481614.8
19491914.8
19501510.6
19511510.6
1952810.6
1953910.6
1954310.6
1955910.6
1956410.6
19571310.6
19581610.6
19591410.6
19601512.3
19611212.3
19621312.3
1963812.3
1964812.3
19651912.3
19661312.3
19671212.3
1968712.3
19691612.3
19701313.3
19711513.3
19721613.3
19731313.3
19741013.3
19751013.3
19761213.3
19771513.3
19781113.3
19791813.3
1980912.8
19811412.8
19821112.8
1983712.8
19841412.8
1985912.8
19861712.8
19871312.8
19881712.8
19891712.8
19901114.4
19911414.4
19921214.4
19931514.4
19941314.4
19951114.4
19961814.4
19971214.4
19981914.4
19991914.4
2000812.4
20011112.4
20021012.4
20031412.4
20042012.4
20051512.4
20061312.4
2007812.4
20081212.4
20091312.4
20101014
20131114
20141114
20151614
20161314
20172514
20181114
20191514
20201112.9
2021812.9
2022712.9
20232012.9
20241912.9
20251212.9
20261312.9
First to last qualifying date each year at Richfield 10 WSW For each year, a bar from the first to the last day at Richfield 10 WSW meeting 10 mm (0.39 in). 1941: 16 January 1941 to 15 October 19411942: 16 March 1942 to 17 October 19421943: 8 April 1943 to 10 December 19431944: 8 January 1944 to 4 December 19441945: 21 January 1945 to 24 December 19451946: 29 April 1946 to 4 November 19461947: 12 April 1947 to 4 December 19471948: 2 March 1948 to 1 November 19481949: 30 March 1949 to 9 October 19491950: 17 June 1950 to 2 October 19501951: 2 January 1951 to 27 October 19511952: 17 April 1952 to 29 August 19521953: 17 May 1953 to 6 November 19531954: 23 July 1954 to 13 August 19541955: 13 April 1955 to 25 September 19551956: 25 May 1956 to 19 August 19561957: 21 March 1957 to 25 October 19571958: 28 January 1958 to 17 November 19581959: 7 May 1959 to 6 October 19591960: 14 January 1960 to 18 October 19601961: 25 March 1961 to 14 November 19611962: 24 March 1962 to 29 September 19621963: 19 May 1963 to 8 September 19631964: 4 February 1964 to 16 November 19641965: 13 May 1965 to 18 October 19651966: 1 June 1966 to 27 September 19661967: 12 April 1967 to 31 August 19671968: 28 April 1968 to 10 August 19681969: 17 April 1969 to 13 October 19691970: 17 April 1970 to 13 November 19701971: 19 February 1971 to 28 November 19711972: 6 May 1972 to 13 November 19721973: 24 April 1973 to 11 October 19731974: 10 March 1974 to 13 October 19741975: 11 April 1975 to 19 November 19751976: 16 April 1976 to 28 September 19761977: 15 April 1977 to 16 September 19771978: 1 May 1978 to 25 September 19781979: 18 March 1979 to 28 December 19791980: 28 March 1980 to 7 December 19801981: 4 March 1981 to 8 November 19811982: 19 March 1982 to 27 December 19821983: 17 February 1983 to 3 December 19831984: 26 March 1984 to 16 October 19841985: 29 April 1985 to 10 October 19851986: 27 April 1986 to 4 November 19861987: 15 February 1987 to 28 September 19871988: 2 March 1988 to 24 September 19881989: 15 May 1989 to 13 September 19891990: 19 January 1990 to 3 November 19901991: 3 May 1991 to 16 November 19911992: 16 May 1992 to 21 November 19921993: 30 March 1993 to 13 December 19931994: 10 May 1994 to 5 October 19941995: 23 April 1995 to 21 September 19951996: 26 May 1996 to 16 November 19961997: 24 April 1997 to 23 December 19971998: 17 March 1998 to 1 November 19981999: 29 January 1999 to 9 October 19992000: 2 March 2000 to 29 October 20002001: 28 January 2001 to 18 September 20012002: 12 June 2002 to 24 December 20022003: 18 March 2003 to 6 November 20032004: 4 March 2004 to 21 November 20042005: 31 January 2005 to 31 October 20052006: 20 March 2006 to 31 December 20062007: 24 March 2007 to 30 September 20072008: 6 May 2008 to 15 October 20082009: 12 April 2009 to 29 October 20092010: 8 March 2010 to 23 September 20102013: 5 June 2013 to 12 September 20132014: 23 May 2014 to 10 October 20142015: 5 May 2015 to 14 December 20152016: 12 April 2016 to 7 September 20162017: 16 January 2017 to 25 September 20172018: 23 May 2018 to 27 December 20182019: 12 January 2019 to 28 December 20192020: 25 May 2020 to 13 December 20202021: 14 March 2021 to 4 September 20212022: 24 May 2022 to 17 August 20222023: 26 April 2023 to 14 December 20232024: 5 January 2024 to 19 November 20242025: 7 May 2025 to 21 November 20252026: 28 May 2026 to 1 October 202619411952196319741985199620072020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Richfield 10 WSW meeting 10 mm (0.39 in).
First to last qualifying date each year at Richfield 10 WSW
YearFirst dateLast date
19411941-01-161941-10-15
19421942-03-161942-10-17
19431943-04-081943-12-10
19441944-01-081944-12-04
19451945-01-211945-12-24
19461946-04-291946-11-04
19471947-04-121947-12-04
19481948-03-021948-11-01
19491949-03-301949-10-09
19501950-06-171950-10-02
19511951-01-021951-10-27
19521952-04-171952-08-29
19531953-05-171953-11-06
19541954-07-231954-08-13
19551955-04-131955-09-25
19561956-05-251956-08-19
19571957-03-211957-10-25
19581958-01-281958-11-17
19591959-05-071959-10-06
19601960-01-141960-10-18
19611961-03-251961-11-14
19621962-03-241962-09-29
19631963-05-191963-09-08
19641964-02-041964-11-16
19651965-05-131965-10-18
19661966-06-011966-09-27
19671967-04-121967-08-31
19681968-04-281968-08-10
19691969-04-171969-10-13
19701970-04-171970-11-13
19711971-02-191971-11-28
19721972-05-061972-11-13
19731973-04-241973-10-11
19741974-03-101974-10-13
19751975-04-111975-11-19
19761976-04-161976-09-28
19771977-04-151977-09-16
19781978-05-011978-09-25
19791979-03-181979-12-28
19801980-03-281980-12-07
19811981-03-041981-11-08
19821982-03-191982-12-27
19831983-02-171983-12-03
19841984-03-261984-10-16
19851985-04-291985-10-10
19861986-04-271986-11-04
19871987-02-151987-09-28
19881988-03-021988-09-24
19891989-05-151989-09-13
19901990-01-191990-11-03
19911991-05-031991-11-16
19921992-05-161992-11-21
19931993-03-301993-12-13
19941994-05-101994-10-05
19951995-04-231995-09-21
19961996-05-261996-11-16
19971997-04-241997-12-23
19981998-03-171998-11-01
19991999-01-291999-10-09
20002000-03-022000-10-29
20012001-01-282001-09-18
20022002-06-122002-12-24
20032003-03-182003-11-06
20042004-03-042004-11-21
20052005-01-312005-10-31
20062006-03-202006-12-31
20072007-03-242007-09-30
20082008-05-062008-10-15
20092009-04-122009-10-29
20102010-03-082010-09-23
20132013-06-052013-09-12
20142014-05-232014-10-10
20152015-05-052015-12-14
20162016-04-122016-09-07
20172017-01-162017-09-25
20182018-05-232018-12-27
20192019-01-122019-12-28
20202020-05-252020-12-13
20212021-03-142021-09-04
20222022-05-242022-08-17
20232023-04-262023-12-14
20242024-01-052024-11-19
20252025-05-072025-11-21
20262026-05-282026-10-01

Every Fixed Threshold

Fixed thresholds at Richfield 10 WSW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain8425201713
25 mm (0.98 in): Days with 25 mm or more rain821020046
50 mm (1.97 in): Days with 50 mm or more rain36420181
100 mm (3.94 in): Days with 100 mm or more rain3220181
10 cm (3.9 in): Days with 10 cm or more snowfall41619831
25 cm (9.8 in): Days with 25 cm or more snowfall3119721

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

  • Data for Richfield 10 WSW 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 (2026-10-16).