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Built 2026-10-19 (19 October 2026)

Truman Dam & Rsvr Threshold Days by Year (USC00238466)

16 fixed thresholds counted per year at Truman Dam & Rsvr (USC00238466): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Truman Dam & Rsvr Thresholds

  • Truman Dam & Rsvr: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1985 with 49.
  • Truman Dam & Rsvr: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1998 with 21.
  • Truman Dam & Rsvr: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 2001 with 6.
  • Truman Dam & Rsvr: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1987 with 96.
  • 16 fixed thresholds have at least one qualifying day at Truman Dam & Rsvr.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Truman Dam & Rsvr Days per year at Truman Dam & Rsvr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 1987. 02550751001982: 801983: 751985: 561986: 801987: 961988: 921989: 611990: 681991: 961992: 371993: 631994: 721995: 681996: 571997: 641998: 781999: 672000: 632001: 572002: 872016: 962017: 662018: 932020: 802021: 772022: 832023: 842024: 822025: 772026: 941982198619891992199519982001201720212024
Days per year at Truman Dam & Rsvr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 1987.
Days at or above 30 C (86 F) per year at Truman Dam & Rsvr
YearDaysDecade average
19828077.1
19837577.1
19855677.1
19868077.1
19879677.1
19889277.1
19896177.1
19906867
19919667
19923767
19936367
19947267
19956867
19965767
19976467
19987867
19996767
20006369
20015769
20028769
20169685
20176685
20189385
20208082.4
20217782.4
20228382.4
20238482.4
20248282.4
20257782.4
20269482.4
First to last qualifying date each year at Truman Dam & Rsvr For each year, a bar from the first to the last day at Truman Dam & Rsvr meeting 30 C (86 F). 1982: 17 April 1982 to 7 October 19821983: 1 July 1983 to 4 October 19831985: 25 May 1985 to 9 September 19851986: 26 April 1986 to 29 September 19861987: 20 April 1987 to 27 September 19871988: 12 May 1988 to 18 October 19881989: 23 April 1989 to 15 October 19891990: 6 June 1990 to 7 October 19901991: 14 May 1991 to 24 October 19911992: 17 May 1992 to 18 September 19921993: 13 June 1993 to 23 September 19931994: 2 June 1994 to 2 October 19941995: 14 May 1995 to 20 October 19951996: 20 April 1996 to 13 September 19961997: 19 May 1997 to 7 October 19971998: 14 May 1998 to 30 September 19981999: 5 June 1999 to 16 October 19992000: 9 May 2000 to 3 October 20002001: 16 May 2001 to 8 September 20012002: 16 April 2002 to 3 October 20022016: 8 May 2016 to 18 October 20162017: 21 March 2017 to 15 October 20172018: 13 April 2018 to 9 October 20182020: 9 April 2020 to 15 October 20202021: 10 June 2021 to 10 October 20212022: 10 May 2022 to 24 October 20222023: 7 May 2023 to 3 October 20232024: 19 May 2024 to 29 October 20242025: 3 June 2025 to 7 October 20252026: 21 March 2026 to 14 October 202619821987199119951999201620212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Truman Dam & Rsvr meeting 30 C (86 F).
First to last qualifying date each year at Truman Dam & Rsvr
YearFirst dateLast date
19821982-04-171982-10-07
19831983-07-011983-10-04
19851985-05-251985-09-09
19861986-04-261986-09-29
19871987-04-201987-09-27
19881988-05-121988-10-18
19891989-04-231989-10-15
19901990-06-061990-10-07
19911991-05-141991-10-24
19921992-05-171992-09-18
19931993-06-131993-09-23
19941994-06-021994-10-02
19951995-05-141995-10-20
19961996-04-201996-09-13
19971997-05-191997-10-07
19981998-05-141998-09-30
19991999-06-051999-10-16
20002000-05-092000-10-03
20012001-05-162001-09-08
20022002-04-162002-10-03
20162016-05-082016-10-18
20172017-03-212017-10-15
20182018-04-132018-10-09
20202020-04-092020-10-15
20212021-06-102021-10-10
20222022-05-102022-10-24
20232023-05-072023-10-03
20242024-05-192024-10-29
20252025-06-032025-10-07
20262026-03-212026-10-14

Every Fixed Threshold

Fixed thresholds at Truman Dam & Rsvr
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3096198794
35 C (95 F): Days2952198336
40 C (104 F): Days71119831
90 F (32.2 C): Days3072201664
100 F (37.8 C): Days1831198314
0 C (32 F): Ice days (max303019859
0 C (32 F): Frost days (min27123198955
-10 C (14 F): Days with min2740198517
-20 C (-4 F): Days with min10919892
20 C (68 F): Tropical nights (min2770201673
25 C (77 F): Days with min21820227
10 mm (0.39 in): Days with 10 mm or more rain3849198533
25 mm (0.98 in): Days with 25 mm or more rain382119989
50 mm (1.97 in): Days with 50 mm or more rain36620014
100 mm (3.94 in): Days with 100 mm or more rain11220171
10 cm (3.9 in): Days with 10 cm or more snowfall4219951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

  • Data for Truman Dam & Rsvr 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).