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Built 2026-10-19 (19 October 2026)

Sprague Threshold Days by Year (USC00258065)

6 fixed thresholds counted per year at Sprague (USC00258065): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sprague Thresholds

  • Sprague: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1993 with 41.
  • Sprague: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 1977 with 14.
  • Sprague: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1996 with 5.
  • Sprague: days with 10 cm (3.9 in) or more of snowfall in 34 years, most in 1952 with 6.
  • 6 fixed thresholds have at least one qualifying day at Sprague.
46 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sprague Days per year at Sprague with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1993. 02040601943: 221945: 231946: 141948: 241949: 261950: 251951: 371952: 231953: 131954: 271955: 141956: 221957: 301958: 241959: 291960: 251961: 261962: 231963: 211964: 131965: 321972: 261973: 321974: 131975: 261976: 181977: 261978: 261979: 251980: 161981: 271983: 221984: 271985: 171986: 371987: 271988: 131989: 171991: 161992: 211993: 411994: 251995: 291996: 261997: 251998: 291943195019551960196519761981198719931998
Days per year at Sprague with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Sprague
YearDaysDecade average
19432221.8
19452321.8
19461421.8
19482421.8
19492621.8
19502524.4
19513724.4
19522324.4
19531324.4
19542724.4
19551424.4
19562224.4
19573024.4
19582424.4
19592924.4
19602523.3
19612623.3
19622323.3
19632123.3
19641323.3
19653223.3
19722624
19733224
19741324
19752624
19761824
19772624
19782624
19792524
19801622.6
19812722.6
19832222.6
19842722.6
19851722.6
19863722.6
19872722.6
19881322.6
19891722.6
19911626.5
19922126.5
19934126.5
19942526.5
19952926.5
19962626.5
19972526.5
19982926.5
First to last qualifying date each year at Sprague For each year, a bar from the first to the last day at Sprague meeting 10 mm (0.39 in). 1943: 3 February 1943 to 6 November 19431945: 22 February 1945 to 25 December 19451946: 5 March 1946 to 9 November 19461948: 1 January 1948 to 19 November 19481949: 3 January 1949 to 10 October 19491950: 13 February 1950 to 8 November 19501951: 25 February 1951 to 14 December 19511952: 29 February 1952 to 22 December 19521953: 14 March 1953 to 3 December 19531954: 19 February 1954 to 26 October 19541955: 5 January 1955 to 10 December 19551956: 3 April 1956 to 30 October 19561957: 18 March 1957 to 31 December 19571958: 27 February 1958 to 17 November 19581959: 5 March 1959 to 28 December 19591960: 15 January 1960 to 14 October 19601961: 13 March 1961 to 16 November 19611962: 15 February 1962 to 20 October 19621963: 5 March 1963 to 21 October 19631964: 4 February 1964 to 20 September 19641965: 10 February 1965 to 24 December 19651972: 16 April 1972 to 30 December 19721973: 2 February 1973 to 24 December 19731974: 11 April 1974 to 15 December 19741975: 11 January 1975 to 26 November 19751976: 21 February 1976 to 26 September 19761977: 3 March 1977 to 9 November 19771978: 14 March 1978 to 26 November 19781979: 19 January 1979 to 21 November 19791980: 16 January 1980 to 7 December 19801981: 4 March 1981 to 17 December 19811983: 4 March 1983 to 27 November 19831984: 17 March 1984 to 16 December 19841985: 23 March 1985 to 19 November 19851986: 12 March 1986 to 7 December 19861987: 1 March 1987 to 1 November 19871988: 1 April 1988 to 20 December 19881989: 29 January 1989 to 12 September 19891991: 2 March 1991 to 23 December 19911992: 1 January 1992 to 14 December 19921993: 2 March 1993 to 13 December 19931994: 27 January 1994 to 21 November 19941995: 3 February 1995 to 10 November 19951996: 31 March 1996 to 17 November 19961997: 9 March 1997 to 3 December 19971998: 1 February 1998 to 10 November 199819431951195719631975198119881995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sprague meeting 10 mm (0.39 in).
First to last qualifying date each year at Sprague
YearFirst dateLast date
19431943-02-031943-11-06
19451945-02-221945-12-25
19461946-03-051946-11-09
19481948-01-011948-11-19
19491949-01-031949-10-10
19501950-02-131950-11-08
19511951-02-251951-12-14
19521952-02-291952-12-22
19531953-03-141953-12-03
19541954-02-191954-10-26
19551955-01-051955-12-10
19561956-04-031956-10-30
19571957-03-181957-12-31
19581958-02-271958-11-17
19591959-03-051959-12-28
19601960-01-151960-10-14
19611961-03-131961-11-16
19621962-02-151962-10-20
19631963-03-051963-10-21
19641964-02-041964-09-20
19651965-02-101965-12-24
19721972-04-161972-12-30
19731973-02-021973-12-24
19741974-04-111974-12-15
19751975-01-111975-11-26
19761976-02-211976-09-26
19771977-03-031977-11-09
19781978-03-141978-11-26
19791979-01-191979-11-21
19801980-01-161980-12-07
19811981-03-041981-12-17
19831983-03-041983-11-27
19841984-03-171984-12-16
19851985-03-231985-11-19
19861986-03-121986-12-07
19871987-03-011987-11-01
19881988-04-011988-12-20
19891989-01-291989-09-12
19911991-03-021991-12-23
19921992-01-011992-12-14
19931993-03-021993-12-13
19941994-01-271994-11-21
19951995-02-031995-11-10
19961996-03-311996-11-17
19971997-03-091997-12-03
19981998-02-011998-11-10

Every Fixed Threshold

Fixed thresholds at Sprague
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4641199329
25 mm (0.98 in): Days with 25 mm or more rain461419779
50 mm (1.97 in): Days with 50 mm or more rain34519961
100 mm (3.94 in): Days with 100 mm or more rain5119501
10 cm (3.9 in): Days with 10 cm or more snowfall34619522
25 cm (9.8 in): Days with 25 cm or more snowfall3219652

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

  • Data for Sprague 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).