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Built 2026-10-19 (19 October 2026)

Desert Rock AP Threshold Days by Year (USW00003160)

16 fixed thresholds counted per year at Desert Rock AP (USW00003160): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Desert Rock AP Thresholds

  • Desert Rock AP: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 2001 with 160.
  • Desert Rock AP: days with a maximum temperature at or above 35 C (95 F) in 47 years, most in 2024 with 115.
  • Desert Rock AP: days with a maximum temperature at or above 40 C (104 F) in 47 years, most in 2024 with 42.
  • Desert Rock AP: days with a maximum temperature at or above 90 F (32.2 C) in 47 years, most in 2001 with 143.
  • 16 fixed thresholds have at least one qualifying day at Desert Rock AP.
47 years with a qualifying day
Days at or above 30 C (86 F) per year at Desert Rock AP Days per year at Desert Rock AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 2001. 0501001502001979: 1381980: 1251981: 1291982: 961983: 1091984: 1231985: 1211986: 1171987: 1421988: 1411989: 1451990: 1171991: 1331992: 1461993: 1251994: 1381996: 1531997: 1411998: 961999: 1342000: 1422001: 1602002: 1382003: 1562004: 1402005: 1182006: 1372007: 1362008: 1402009: 1352010: 1262011: 1292012: 1492013: 1332014: 1432015: 1392016: 1302017: 1272018: 1482019: 1272020: 1602021: 1432022: 1522023: 1402024: 1522025: 1442026: 1581979198419891994200020052010201520202025
Days per year at Desert Rock AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 2001.
Days at or above 30 C (86 F) per year at Desert Rock AP
YearDaysDecade average
1979138138
1980125124.8
1981129124.8
198296124.8
1983109124.8
1984123124.8
1985121124.8
1986117124.8
1987142124.8
1988141124.8
1989145124.8
1990117131.4
1991133131.4
1992146131.4
1993125131.4
1994138131.4
1996153131.4
1997141131.4
199896131.4
1999134131.4
2000142140.2
2001160140.2
2002138140.2
2003156140.2
2004140140.2
2005118140.2
2006137140.2
2007136140.2
2008140140.2
2009135140.2
2010126135.1
2011129135.1
2012149135.1
2013133135.1
2014143135.1
2015139135.1
2016130135.1
2017127135.1
2018148135.1
2019127135.1
2020160149.9
2021143149.9
2022152149.9
2023140149.9
2024152149.9
2025144149.9
2026158149.9
First to last qualifying date each year at Desert Rock AP For each year, a bar from the first to the last day at Desert Rock AP meeting 30 C (86 F). 1979: 12 May 1979 to 10 October 19791980: 17 April 1980 to 11 October 19801981: 23 April 1981 to 28 September 19811982: 28 April 1982 to 24 September 19821983: 21 May 1983 to 23 September 19831984: 15 April 1984 to 29 September 19841985: 6 April 1985 to 6 October 19851986: 21 April 1986 to 12 September 19861987: 15 April 1987 to 8 October 19871988: 6 April 1988 to 24 October 19881989: 5 April 1989 to 13 October 19891990: 13 April 1990 to 5 October 19901991: 7 May 1991 to 19 October 19911992: 25 April 1992 to 13 October 19921993: 29 April 1993 to 4 October 19931994: 16 April 1994 to 2 October 19941996: 7 April 1996 to 14 October 19961997: 20 March 1997 to 5 October 19971998: 1 June 1998 to 19 September 19981999: 18 April 1999 to 14 October 19992000: 8 April 2000 to 8 October 20002001: 17 April 2001 to 18 October 20012002: 2 April 2002 to 10 October 20022003: 12 May 2003 to 28 October 20032004: 20 March 2004 to 9 October 20042005: 18 May 2005 to 14 October 20052006: 28 April 2006 to 3 October 20062007: 16 March 2007 to 18 September 20072008: 14 April 2008 to 28 October 20082009: 20 April 2009 to 18 October 20092010: 16 May 2010 to 16 October 20102011: 1 April 2011 to 22 October 20112012: 20 April 2012 to 6 October 20122013: 22 April 2013 to 1 October 20132014: 8 April 2014 to 24 October 20142015: 30 March 2015 to 14 October 20152016: 21 April 2016 to 22 October 20162017: 2 May 2017 to 26 October 20172018: 10 April 2018 to 1 October 20182019: 19 April 2019 to 16 October 20192020: 25 April 2020 to 20 October 20202021: 3 April 2021 to 4 October 20212022: 25 March 2022 to 19 October 20222023: 10 April 2023 to 20 October 20232024: 20 April 2024 to 16 October 20242025: 25 March 2025 to 8 October 20252026: 17 March 2026 to 9 October 202619791985199119982004201020162022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Desert Rock AP meeting 30 C (86 F).
First to last qualifying date each year at Desert Rock AP
YearFirst dateLast date
19791979-05-121979-10-10
19801980-04-171980-10-11
19811981-04-231981-09-28
19821982-04-281982-09-24
19831983-05-211983-09-23
19841984-04-151984-09-29
19851985-04-061985-10-06
19861986-04-211986-09-12
19871987-04-151987-10-08
19881988-04-061988-10-24
19891989-04-051989-10-13
19901990-04-131990-10-05
19911991-05-071991-10-19
19921992-04-251992-10-13
19931993-04-291993-10-04
19941994-04-161994-10-02
19961996-04-071996-10-14
19971997-03-201997-10-05
19981998-06-011998-09-19
19991999-04-181999-10-14
20002000-04-082000-10-08
20012001-04-172001-10-18
20022002-04-022002-10-10
20032003-05-122003-10-28
20042004-03-202004-10-09
20052005-05-182005-10-14
20062006-04-282006-10-03
20072007-03-162007-09-18
20082008-04-142008-10-28
20092009-04-202009-10-18
20102010-05-162010-10-16
20112011-04-012011-10-22
20122012-04-202012-10-06
20132013-04-222013-10-01
20142014-04-082014-10-24
20152015-03-302015-10-14
20162016-04-212016-10-22
20172017-05-022017-10-26
20182018-04-102018-10-01
20192019-04-192019-10-16
20202020-04-252020-10-20
20212021-04-032021-10-04
20222022-03-252022-10-19
20232023-04-102023-10-20
20242024-04-202024-10-16
20252025-03-252025-10-08
20262026-03-172026-10-09

Every Fixed Threshold

Fixed thresholds at Desert Rock AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days471602001158
35 C (95 F): Days47115202492
40 C (104 F): Days4742202435
45 C (113 F): Days4320243
90 F (32.2 C): Days471432001139
100 F (37.8 C): Days4782202467
110 F (43.3 C): Days27820211
0 C (32 F): Ice days (max4319893
0 C (32 F): Frost days (min477520118
-10 C (14 F): Days with min5419901
20 C (68 F): Tropical nights (min4782202280
25 C (77 F): Days with min4727202430
10 mm (0.39 in): Days with 10 mm or more rain45919982
25 mm (0.98 in): Days with 25 mm or more rain20419841
50 mm (1.97 in): Days with 50 mm or more rain3119831
10 cm (3.9 in): Days with 10 cm or more snowfall4119841

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1979.

Download the Data

  • Data for Desert Rock AP 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).