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Built 2026-10-18 (18 October 2026)

Whitewater Threshold Days by Year

5 fixed thresholds counted per year at Whitewater (USC00248939): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Whitewater Thresholds

  • Whitewater: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 2016 with 18.
  • Whitewater: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1976 with 5.
  • Whitewater: days with 10 cm (3.9 in) or more of snowfall in 42 years, most in 1971 with 4.
  • Whitewater: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1993 with 2.
  • 5 fixed thresholds have at least one qualifying day at Whitewater.
69 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Whitewater Days per year at Whitewater with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2016. 051015201952: 61953: 81954: 101955: 91956: 61957: 71958: 31959: 51961: 91962: 141963: 111964: 41965: 121966: 111967: 51968: 51969: 131971: 41972: 111973: 71974: 101975: 81976: 81977: 71978: 91979: 81980: 71981: 81982: 71983: 71984: 31985: 91986: 141987: 81988: 41989: 111990: 91991: 151992: 61993: 131994: 71995: 41996: 61997: 101998: 121999: 92000: 92001: 52002: 112003: 52004: 112005: 82006: 62007: 102008: 92010: 102013: 62014: 62015: 82016: 182017: 22018: 92019: 122020: 72021: 62022: 72024: 62025: 92026: 51952195919671975198219891996200320132020
Days per year at Whitewater with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2016.
Days with 10 mm (0.39 in) or more of precipitation per year at Whitewater
YearDaysDecade average
195266.8
195386.8
1954106.8
195596.8
195666.8
195776.8
195836.8
195956.8
196199.3
1962149.3
1963119.3
196449.3
1965129.3
1966119.3
196759.3
196859.3
1969139.3
197148
1972118
197378
1974108
197588
197688
197778
197898
197988
198077.8
198187.8
198277.8
198377.8
198437.8
198597.8
1986147.8
198787.8
198847.8
1989117.8
199099.1
1991159.1
199269.1
1993139.1
199479.1
199549.1
199669.1
1997109.1
1998129.1
199999.1
200098.2
200158.2
2002118.2
200358.2
2004118.2
200588.2
200668.2
2007108.2
200898.2
2010108.9
201368.9
201468.9
201588.9
2016188.9
201728.9
201898.9
2019128.9
202076.7
202166.7
202276.7
202466.7
202596.7
202656.7
First to last qualifying date each year at Whitewater For each year, a bar from the first to the last day at Whitewater meeting 10 mm (0.39 in). 1952: 22 June 1952 to 30 August 19521953: 30 April 1953 to 10 December 19531954: 11 March 1954 to 28 September 19541955: 2 May 1955 to 20 September 19551956: 5 May 1956 to 30 August 19561957: 23 April 1957 to 22 October 19571958: 3 July 1958 to 20 October 19581959: 27 June 1959 to 7 October 19591961: 4 March 1961 to 22 October 19611962: 11 May 1962 to 15 October 19621963: 16 April 1963 to 26 August 19631964: 3 May 1964 to 29 July 19641965: 7 May 1965 to 4 September 19651966: 26 January 1966 to 20 August 19661967: 12 June 1967 to 6 October 19671968: 6 April 1968 to 21 September 19681969: 21 January 1969 to 10 October 19691971: 8 January 1971 to 21 October 19711972: 27 February 1972 to 23 September 19721973: 20 April 1973 to 2 September 19731974: 27 April 1974 to 20 August 19741975: 26 April 1975 to 8 October 19751976: 7 June 1976 to 10 August 19761977: 8 May 1977 to 2 October 19771978: 28 April 1978 to 12 September 19781979: 11 February 1979 to 10 September 19791980: 6 January 1980 to 22 October 19801981: 6 May 1981 to 13 October 19811982: 8 May 1982 to 28 September 19821983: 14 March 1983 to 30 September 19831984: 7 June 1984 to 12 September 19841985: 22 March 1985 to 18 September 19851986: 5 May 1986 to 17 November 19861987: 21 March 1987 to 16 September 19871988: 7 May 1988 to 11 September 19881989: 6 January 1989 to 4 October 19891990: 13 March 1990 to 19 December 19901991: 7 January 1991 to 4 November 19911992: 13 June 1992 to 2 November 19921993: 13 June 1993 to 25 November 19931994: 24 April 1994 to 14 October 19941995: 7 June 1995 to 4 October 19951996: 3 January 1996 to 21 December 19961997: 21 April 1997 to 11 October 19971998: 25 April 1998 to 28 December 19981999: 21 April 1999 to 3 September 19992000: 13 April 2000 to 21 September 20002001: 29 May 2001 to 31 July 20012002: 5 March 2002 to 6 September 20022003: 21 February 2003 to 27 December 20032004: 11 May 2004 to 30 December 20042005: 10 April 2005 to 27 November 20052006: 17 April 2006 to 28 November 20062007: 28 March 2007 to 5 October 20072008: 1 May 2008 to 12 October 20082010: 13 April 2010 to 10 September 20102013: 11 January 2013 to 27 September 20132014: 16 June 2014 to 27 September 20142015: 16 May 2015 to 3 October 20152016: 5 April 2016 to 5 December 20162017: 11 July 2017 to 4 December 20172018: 23 March 2018 to 2 November 20182019: 28 April 2019 to 8 December 20192020: 28 June 2020 to 9 November 20202021: 9 June 2021 to 23 August 20212022: 12 May 2022 to 23 October 20222024: 30 April 2024 to 18 September 20242025: 18 May 2025 to 12 December 20252026: 17 April 2026 to 3 September 202619521962197219811990199920082020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Whitewater meeting 10 mm (0.39 in).
First to last qualifying date each year at Whitewater
YearFirst dateLast date
19521952-06-221952-08-30
19531953-04-301953-12-10
19541954-03-111954-09-28
19551955-05-021955-09-20
19561956-05-051956-08-30
19571957-04-231957-10-22
19581958-07-031958-10-20
19591959-06-271959-10-07
19611961-03-041961-10-22
19621962-05-111962-10-15
19631963-04-161963-08-26
19641964-05-031964-07-29
19651965-05-071965-09-04
19661966-01-261966-08-20
19671967-06-121967-10-06
19681968-04-061968-09-21
19691969-01-211969-10-10
19711971-01-081971-10-21
19721972-02-271972-09-23
19731973-04-201973-09-02
19741974-04-271974-08-20
19751975-04-261975-10-08
19761976-06-071976-08-10
19771977-05-081977-10-02
19781978-04-281978-09-12
19791979-02-111979-09-10
19801980-01-061980-10-22
19811981-05-061981-10-13
19821982-05-081982-09-28
19831983-03-141983-09-30
19841984-06-071984-09-12
19851985-03-221985-09-18
19861986-05-051986-11-17
19871987-03-211987-09-16
19881988-05-071988-09-11
19891989-01-061989-10-04
19901990-03-131990-12-19
19911991-01-071991-11-04
19921992-06-131992-11-02
19931993-06-131993-11-25
19941994-04-241994-10-14
19951995-06-071995-10-04
19961996-01-031996-12-21
19971997-04-211997-10-11
19981998-04-251998-12-28
19991999-04-211999-09-03
20002000-04-132000-09-21
20012001-05-292001-07-31
20022002-03-052002-09-06
20032003-02-212003-12-27
20042004-05-112004-12-30
20052005-04-102005-11-27
20062006-04-172006-11-28
20072007-03-282007-10-05
20082008-05-012008-10-12
20102010-04-132010-09-10
20132013-01-112013-09-27
20142014-06-162014-09-27
20152015-05-162015-10-03
20162016-04-052016-12-05
20172017-07-112017-12-04
20182018-03-232018-11-02
20192019-04-282019-12-08
20202020-06-282020-11-09
20212021-06-092021-08-23
20222022-05-122022-10-23
20242024-04-302024-09-18
20252025-05-182025-12-12
20262026-04-172026-09-03

Every Fixed Threshold

Fixed thresholds at Whitewater
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain691820165
25 mm (0.98 in): Days with 25 mm or more rain58519761
50 mm (1.97 in): Days with 50 mm or more rain8219931
10 cm (3.9 in): Days with 10 cm or more snowfall42419711
25 cm (9.8 in): Days with 25 cm or more snowfall3119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

  • Data for Whitewater 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 (2026-10-17).