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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Smithville Lake Threshold Days by Year (USC00237862)

18 fixed thresholds counted per year at Smithville Lake (USC00237862): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Smithville Lake Thresholds

  • Smithville Lake: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1993 with 43.
  • Smithville Lake: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 2001 with 15.
  • Smithville Lake: days with 50 mm (1.97 in) or more of precipitation in 18 years, most in 1992 with 5.
  • Smithville Lake: days with 10 cm (3.9 in) or more of snowfall in 15 years, most in 1993 with 4.
  • 18 fixed thresholds have at least one qualifying day at Smithville Lake.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Smithville Lake Days per year at Smithville Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 80 in 1991. 0204060801989: 411990: 631991: 801992: 331993: 472001: 572002: 752020: 422022: 652026: 631989199019911992199320012002202020222026
Days per year at Smithville Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 80 in 1991.
Days at or above 30 C (86 F) per year at Smithville Lake
YearDaysDecade average
19894141
19906355.8
19918055.8
19923355.8
19934755.8
20015766
20027566
20204256.7
20226556.7
20266356.7
First to last qualifying date each year at Smithville Lake For each year, a bar from the first to the last day at Smithville Lake meeting 30 C (86 F). 1989: 23 April 1989 to 15 October 19891990: 13 June 1990 to 6 October 19901991: 14 May 1991 to 3 October 19911992: 17 June 1992 to 17 September 19921993: 29 May 1993 to 13 September 19932001: 15 May 2001 to 6 September 20012002: 16 April 2002 to 2 October 20022020: 2 June 2020 to 8 October 20202022: 9 May 2022 to 24 September 20222026: 21 March 2026 to 14 October 202619891991199320022022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Smithville Lake meeting 30 C (86 F).
First to last qualifying date each year at Smithville Lake
YearFirst dateLast date
19891989-04-231989-10-15
19901990-06-131990-10-06
19911991-05-141991-10-03
19921992-06-171992-09-17
19931993-05-291993-09-13
20012001-05-152001-09-06
20022002-04-162002-10-02
20202020-06-022020-10-08
20222022-05-092022-09-24
20262026-03-212026-10-14

Every Fixed Threshold

Fixed thresholds at Smithville Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1080199163
35 C (95 F): Days82219918
40 C (104 F): Days1119911
90 F (32.2 C): Days1053199133
100 F (37.8 C): Days5619912
0 C (32 F): Ice days (max104319899
0 C (32 F): Frost days (min8147198942
-10 C (14 F): Days with min844202220
-20 C (-4 F): Days with min71319895
-30 C (-22 F): Days with min1319893
20 C (68 F): Tropical nights (min851202242
25 C (77 F): Days with min6720226
10 mm (0.39 in): Days with 10 mm or more rain2043199316
25 mm (0.98 in): Days with 25 mm or more rain201520018
50 mm (1.97 in): Days with 50 mm or more rain18519921
100 mm (3.94 in): Days with 100 mm or more rain10n/a1
10 cm (3.9 in): Days with 10 cm or more snowfall15419931
25 cm (9.8 in): Days with 25 cm or more snowfall2119931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1989.

Download the Data

  • Data for Smithville Lake 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).