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Built 2026-10-19 (19 October 2026)

Great Salt Plains Dam Threshold Days by Year (USC00343740)

20 fixed thresholds counted per year at Great Salt Plains Dam (USC00343740): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Great Salt Plains Dam Thresholds

  • Great Salt Plains Dam: days with 10 mm (0.39 in) or more of precipitation in 72 years, most in 2007 with 35.
  • Great Salt Plains Dam: days with 25 mm (0.98 in) or more of precipitation in 72 years, most in 2019 with 18.
  • Great Salt Plains Dam: days with 50 mm (1.97 in) or more of precipitation in 62 years, most in 2025 with 6.
  • Great Salt Plains Dam: days with a maximum temperature at or above 30 C (86 F) in 51 years, most in 1963 with 160.
  • 20 fixed thresholds have at least one qualifying day at Great Salt Plains Dam.
51 years with a qualifying day
Days at or above 30 C (86 F) per year at Great Salt Plains Dam Days per year at Great Salt Plains Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 1963. 0501001502001947: 1171948: 1101949: 921950: 941951: 961952: 1311953: 1281954: 1391955: 1251956: 1561957: 931958: 1161959: 1241960: 1131961: 1031962: 1411963: 1601964: 1151965: 1161966: 1151967: 1081968: 1171969: 1051970: 1251978: 971980: 1161981: 1141982: 931983: 941984: 1131986: 1011987: 1091988: 1131989: 1011990: 1161991: 1311992: 851993: 931994: 1091999: 942000: 1122001: 1112002: 1102003: 942004: 982005: 1212006: 1262007: 1002008: 992009: 932010: 117194719531959196519781986199220022008
Days per year at Great Salt Plains Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 1963.
Days at or above 30 C (86 F) per year at Great Salt Plains Dam
YearDaysDecade average
1947117106.3
1948110106.3
194992106.3
195094120.2
195196120.2
1952131120.2
1953128120.2
1954139120.2
1955125120.2
1956156120.2
195793120.2
1958116120.2
1959124120.2
1960113119.3
1961103119.3
1962141119.3
1963160119.3
1964115119.3
1965116119.3
1966115119.3
1967108119.3
1968117119.3
1969105119.3
1970125111
197897111
1980116106
1981114106
198293106
198394106
1984113106
1986101106
1987109106
1988113106
1989101106
1990116104.7
1991131104.7
199285104.7
199393104.7
1994109104.7
199994104.7
2000112106.4
2001111106.4
2002110106.4
200394106.4
200498106.4
2005121106.4
2006126106.4
2007100106.4
200899106.4
200993106.4
2010117117
First to last qualifying date each year at Great Salt Plains Dam For each year, a bar from the first to the last day at Great Salt Plains Dam meeting 30 C (86 F). 1947: 3 May 1947 to 22 October 19471948: 7 April 1948 to 16 October 19481949: 4 May 1949 to 10 October 19491950: 21 April 1950 to 31 October 19501951: 24 April 1951 to 4 October 19511952: 4 May 1952 to 26 October 19521953: 20 March 1953 to 12 October 19531954: 5 April 1954 to 17 October 19541955: 10 March 1955 to 21 October 19551956: 5 March 1956 to 16 October 19561957: 29 May 1957 to 6 October 19571958: 23 April 1958 to 23 October 19581959: 25 March 1959 to 15 October 19591960: 6 April 1960 to 11 October 19601961: 19 April 1961 to 22 October 19611962: 12 February 1962 to 16 October 19621963: 25 March 1963 to 30 October 19631964: 12 April 1964 to 20 September 19641965: 20 April 1965 to 11 October 19651966: 31 March 1966 to 14 October 19661967: 10 March 1967 to 7 October 19671968: 30 April 1968 to 31 October 19681969: 21 May 1969 to 4 October 19691970: 27 April 1970 to 7 October 19701978: 1 April 1978 to 22 October 19781980: 22 April 1980 to 9 November 19801981: 12 April 1981 to 5 October 19811982: 13 April 1982 to 19 October 19821983: 7 May 1983 to 3 October 19831984: 11 May 1984 to 6 October 19841986: 29 March 1986 to 29 September 19861987: 18 April 1987 to 26 September 19871988: 13 May 1988 to 18 October 19881989: 11 March 1989 to 12 November 19891990: 23 April 1990 to 17 October 19901991: 6 March 1991 to 24 October 19911992: 15 April 1992 to 24 October 19921993: 28 May 1993 to 7 October 19931994: 18 March 1994 to 2 October 19941999: 21 April 1999 to 16 October 19992000: 6 April 2000 to 4 October 20002001: 27 April 2001 to 24 October 20012002: 15 April 2002 to 2 October 20022003: 1 May 2003 to 24 October 20032004: 16 April 2004 to 23 September 20042005: 21 April 2005 to 19 October 20052006: 14 April 2006 to 9 November 20062007: 5 May 2007 to 14 October 20072008: 25 April 2008 to 2 October 20082009: 6 March 2009 to 1 October 20092010: 5 May 2010 to 18 October 201019471954196119681983199120022009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Great Salt Plains Dam meeting 30 C (86 F).
First to last qualifying date each year at Great Salt Plains Dam
YearFirst dateLast date
19471947-05-031947-10-22
19481948-04-071948-10-16
19491949-05-041949-10-10
19501950-04-211950-10-31
19511951-04-241951-10-04
19521952-05-041952-10-26
19531953-03-201953-10-12
19541954-04-051954-10-17
19551955-03-101955-10-21
19561956-03-051956-10-16
19571957-05-291957-10-06
19581958-04-231958-10-23
19591959-03-251959-10-15
19601960-04-061960-10-11
19611961-04-191961-10-22
19621962-02-121962-10-16
19631963-03-251963-10-30
19641964-04-121964-09-20
19651965-04-201965-10-11
19661966-03-311966-10-14
19671967-03-101967-10-07
19681968-04-301968-10-31
19691969-05-211969-10-04
19701970-04-271970-10-07
19781978-04-011978-10-22
19801980-04-221980-11-09
19811981-04-121981-10-05
19821982-04-131982-10-19
19831983-05-071983-10-03
19841984-05-111984-10-06
19861986-03-291986-09-29
19871987-04-181987-09-26
19881988-05-131988-10-18
19891989-03-111989-11-12
19901990-04-231990-10-17
19911991-03-061991-10-24
19921992-04-151992-10-24
19931993-05-281993-10-07
19941994-03-181994-10-02
19991999-04-211999-10-16
20002000-04-062000-10-04
20012001-04-272001-10-24
20022002-04-152002-10-02
20032003-05-012003-10-24
20042004-04-162004-09-23
20052005-04-212005-10-19
20062006-04-142006-11-09
20072007-05-052007-10-14
20082008-04-252008-10-02
20092009-03-062009-10-01
20102010-05-052010-10-18

Every Fixed Threshold

Fixed thresholds at Great Salt Plains Dam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days511601963117
35 C (95 F): Days51107195656
40 C (104 F): Days474219549
45 C (113 F): Days4219531
90 F (32.2 C): Days51137195691
100 F (37.8 C): Days5169195422
110 F (43.3 C): Days9619541
0 C (32 F): Ice days (max5136197814
0 C (32 F): Frost days (min51112198999
-10 C (14 F): Days with min5134197811
-20 C (-4 F): Days with min11519832
20 C (68 F): Tropical nights (min51101195484
25 C (77 F): Days with min462719545
10 mm (0.39 in): Days with 10 mm or more rain7235200715
25 mm (0.98 in): Days with 25 mm or more rain721820197
50 mm (1.97 in): Days with 50 mm or more rain62620252
100 mm (3.94 in): Days with 100 mm or more rain12219871
200 mm (7.87 in): Days with 200 mm or more rain1120081
10 cm (3.9 in): Days with 10 cm or more snowfall23319821
25 cm (9.8 in): Days with 25 cm or more snowfall4119821

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Great Salt Plains Dam 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 (2026-10-12).