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Built 2026-10-19 (19 October 2026)

Utah Test Range Threshold Days by Year (USC00428978)

16 fixed thresholds counted per year at Utah Test Range (USC00428978): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Utah Test Range Thresholds

  • Utah Test Range: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 2015 with 12.
  • Utah Test Range: nights with a minimum temperature at or below 0 C (32 F) in 18 years, most in 2020 with 175.
  • Utah Test Range: nights with a minimum temperature at or below -10 C (14 F) in 18 years, most in 1993 with 73.
  • Utah Test Range: nights with a minimum temperature at or above 20 C (68 F) in 17 years, most in 2007 with 22.
  • 16 fixed thresholds have at least one qualifying day at Utah Test Range.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Utah Test Range Days per year at Utah Test Range with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 2017. 02550751001993: 592005: 772007: 912013: 812014: 812015: 852016: 952017: 962018: 932019: 792020: 942021: 932022: 862023: 652025: 852026: 9819932007201420162018202020222025
Days per year at Utah Test Range with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 2017.
Days at or above 30 C (86 F) per year at Utah Test Range
YearDaysDecade average
19935959
20057784
20079184
20138187.1
20148187.1
20158587.1
20169587.1
20179687.1
20189387.1
20197987.1
20209486.8
20219386.8
20228686.8
20236586.8
20258586.8
20269886.8
First to last qualifying date each year at Utah Test Range For each year, a bar from the first to the last day at Utah Test Range meeting 30 C (86 F). 1993: 20 May 1993 to 30 September 19932005: 20 May 2005 to 9 September 20052007: 29 April 2007 to 15 September 20072013: 12 May 2013 to 17 September 20132014: 27 May 2014 to 27 September 20142015: 31 May 2015 to 27 September 20152016: 14 May 2016 to 21 September 20162017: 24 May 2017 to 13 September 20172018: 4 June 2018 to 29 September 20182019: 6 June 2019 to 16 September 20192020: 29 May 2020 to 24 September 20202021: 1 June 2021 to 17 September 20212022: 26 May 2022 to 20 September 20222023: 21 May 2023 to 19 September 20232025: 10 May 2025 to 10 September 20252026: 11 May 2026 to 6 October 202619932007201420162018202020222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Utah Test Range meeting 30 C (86 F).
First to last qualifying date each year at Utah Test Range
YearFirst dateLast date
19931993-05-201993-09-30
20052005-05-202005-09-09
20072007-04-292007-09-15
20132013-05-122013-09-17
20142014-05-272014-09-27
20152015-05-312015-09-27
20162016-05-142016-09-21
20172017-05-242017-09-13
20182018-06-042018-09-29
20192019-06-062019-09-16
20202020-05-292020-09-24
20212021-06-012021-09-17
20222022-05-262022-09-20
20232023-05-212023-09-19
20252025-05-102025-09-10
20262026-05-112026-10-06

Every Fixed Threshold

Fixed thresholds at Utah Test Range
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1696201798
35 C (95 F): Days1648202154
40 C (104 F): Days5320219
90 F (32.2 C): Days1676202075
100 F (37.8 C): Days1514200723
0 C (32 F): Ice days (max156820131
0 C (32 F): Frost days (min18175202070
-10 C (14 F): Days with min187319936
-20 C (-4 F): Days with min71020131
20 C (68 F): Tropical nights (min1722200724
25 C (77 F): Days with min4320056
10 mm (0.39 in): Days with 10 mm or more rain231220157
25 mm (0.98 in): Days with 25 mm or more rain16219933
50 mm (1.97 in): Days with 50 mm or more rain2119931
10 cm (3.9 in): Days with 10 cm or more snowfall14420131
25 cm (9.8 in): Days with 25 cm or more snowfall1120131

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1993.

Download the Data

  • Data for Utah Test Range 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).