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

Wessington Springs 7SW Threshold Days by Year (USC00399077)

6 fixed thresholds counted per year at Wessington Springs 7SW (USC00399077): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wessington Springs 7SW Thresholds

  • Wessington Springs 7SW: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1995 with 29.
  • Wessington Springs 7SW: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1991 with 10.
  • Wessington Springs 7SW: days with 10 cm (3.9 in) or more of snowfall in 42 years, most in 1962 with 9.
  • Wessington Springs 7SW: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1954 with 2.
  • 6 fixed thresholds have at least one qualifying day at Wessington Springs 7SW.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wessington Springs 7SW Days per year at Wessington Springs 7SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1995. 01020301948: 151949: 141950: 161951: 191952: 81953: 281954: 171955: 111956: 151957: 201958: 141959: 161960: 181961: 131962: 261963: 191964: 181965: 181966: 181967: 121968: 241969: 211970: 191971: 211973: 161974: 101975: 161976: 111978: 141979: 141980: 81981: 161982: 231983: 191984: 161985: 201986: 241987: 181988: 131989: 121990: 141991: 201992: 191993: 211994: 111995: 291996: 191997: 241948195319581963196819741980198519901995
Days per year at Wessington Springs 7SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1995.
Days with 10 mm (0.39 in) or more of precipitation per year at Wessington Springs 7SW
YearDaysDecade average
19481514.5
19491414.5
19501616.4
19511916.4
1952816.4
19532816.4
19541716.4
19551116.4
19561516.4
19572016.4
19581416.4
19591616.4
19601818.7
19611318.7
19622618.7
19631918.7
19641818.7
19651818.7
19661818.7
19671218.7
19682418.7
19692118.7
19701915.1
19712115.1
19731615.1
19741015.1
19751615.1
19761115.1
19781415.1
19791415.1
1980816.9
19811616.9
19822316.9
19831916.9
19841616.9
19852016.9
19862416.9
19871816.9
19881316.9
19891216.9
19901419.6
19912019.6
19921919.6
19932119.6
19941119.6
19952919.6
19961919.6
19972419.6
First to last qualifying date each year at Wessington Springs 7SW For each year, a bar from the first to the last day at Wessington Springs 7SW meeting 10 mm (0.39 in). 1948: 24 April 1948 to 6 October 19481949: 3 January 1949 to 11 December 19491950: 12 February 1950 to 2 October 19501951: 28 February 1951 to 6 December 19511952: 14 January 1952 to 17 November 19521953: 15 January 1953 to 3 December 19531954: 12 March 1954 to 30 November 19541955: 19 February 1955 to 3 December 19551956: 10 March 1956 to 2 November 19561957: 21 February 1957 to 15 November 19571958: 27 February 1958 to 18 November 19581959: 10 February 1959 to 30 October 19591960: 1 January 1960 to 28 November 19601961: 23 April 1961 to 29 October 19611962: 17 February 1962 to 30 August 19621963: 11 January 1963 to 7 December 19631964: 3 March 1964 to 25 December 19641965: 28 March 1965 to 11 December 19651966: 4 March 1966 to 14 October 19661967: 6 January 1967 to 18 September 19671968: 3 April 1968 to 22 December 19681969: 14 February 1969 to 5 October 19691970: 3 March 1970 to 10 December 19701971: 19 February 1971 to 30 December 19711973: 13 February 1973 to 11 October 19731974: 31 March 1974 to 3 July 19741975: 23 March 1975 to 20 November 19751976: 1 January 1976 to 18 October 19761978: 7 February 1978 to 17 September 19781979: 18 March 1979 to 31 October 19791980: 7 April 1980 to 16 October 19801981: 28 March 1981 to 1 December 19811982: 23 January 1982 to 19 October 19821983: 5 March 1983 to 28 November 19831984: 16 February 1984 to 18 October 19841985: 16 January 1985 to 4 December 19851986: 4 January 1986 to 17 November 19861987: 17 March 1987 to 27 December 19871988: 19 January 1988 to 12 November 19881989: 14 March 1989 to 24 December 19891990: 22 March 1990 to 17 October 19901991: 17 February 1991 to 28 October 19911992: 17 February 1992 to 7 September 19921993: 29 March 1993 to 24 November 19931994: 26 April 1994 to 18 October 19941995: 25 March 1995 to 27 October 19951996: 18 January 1996 to 22 December 19961997: 3 January 1997 to 22 September 199719481954196019661973198019861992JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wessington Springs 7SW meeting 10 mm (0.39 in).
First to last qualifying date each year at Wessington Springs 7SW
YearFirst dateLast date
19481948-04-241948-10-06
19491949-01-031949-12-11
19501950-02-121950-10-02
19511951-02-281951-12-06
19521952-01-141952-11-17
19531953-01-151953-12-03
19541954-03-121954-11-30
19551955-02-191955-12-03
19561956-03-101956-11-02
19571957-02-211957-11-15
19581958-02-271958-11-18
19591959-02-101959-10-30
19601960-01-011960-11-28
19611961-04-231961-10-29
19621962-02-171962-08-30
19631963-01-111963-12-07
19641964-03-031964-12-25
19651965-03-281965-12-11
19661966-03-041966-10-14
19671967-01-061967-09-18
19681968-04-031968-12-22
19691969-02-141969-10-05
19701970-03-031970-12-10
19711971-02-191971-12-30
19731973-02-131973-10-11
19741974-03-311974-07-03
19751975-03-231975-11-20
19761976-01-011976-10-18
19781978-02-071978-09-17
19791979-03-181979-10-31
19801980-04-071980-10-16
19811981-03-281981-12-01
19821982-01-231982-10-19
19831983-03-051983-11-28
19841984-02-161984-10-18
19851985-01-161985-12-04
19861986-01-041986-11-17
19871987-03-171987-12-27
19881988-01-191988-11-12
19891989-03-141989-12-24
19901990-03-221990-10-17
19911991-02-171991-10-28
19921992-02-171992-09-07
19931993-03-291993-11-24
19941994-04-261994-10-18
19951995-03-251995-10-27
19961996-01-181996-12-22
19971997-01-031997-09-22

Every Fixed Threshold

Fixed thresholds at Wessington Springs 7SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4829199524
25 mm (0.98 in): Days with 25 mm or more rain481019914
50 mm (1.97 in): Days with 50 mm or more rain20219541
100 mm (3.94 in): Days with 100 mm or more rain1119681
10 cm (3.9 in): Days with 10 cm or more snowfall42919622
25 cm (9.8 in): Days with 25 cm or more snowfall11219512

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

  • Data for Wessington Springs 7SW 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).