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Data as of 2026-10-17
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Built 2026-10-18 (18 October 2026)

La Sal 1SW Threshold Days by Year

15 fixed thresholds counted per year at La Sal 1SW (USC00424947): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for La Sal 1SW Thresholds

  • La Sal 1SW: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1987 with 18.
  • La Sal 1SW: days with a maximum temperature at or above 30 C (86 F) in 41 years, most in 2020 with 71.
  • La Sal 1SW: days with a maximum temperature at or above 90 F (32.2 C) in 41 years, most in 1994 with 41.
  • La Sal 1SW: days with a maximum temperature at or below 0 C (32 F) in 41 years, most in 1979 with 41.
  • 15 fixed thresholds have at least one qualifying day at La Sal 1SW.
41 years with a qualifying day
Days at or above 30 C (86 F) per year at La Sal 1SW Days per year at La Sal 1SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 2020. 0204060801979: 521980: 481981: 481982: 291983: 271984: 381985: 531986: 381987: 321988: 491989: 371990: 561991: 361992: 281993: 331994: 701995: 471996: 701997: 461998: 312001: 372002: 552003: 492004: 362010: 332011: 482012: 572013: 442014: 362015: 402016: 442017: 602018: 582019: 572020: 712021: 642022: 522023: 512024: 602025: 612026: 72197919841989199420012011201620212026
Days per year at La Sal 1SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 2020.
Days at or above 30 C (86 F) per year at La Sal 1SW
YearDaysDecade average
19795252
19804839.9
19814839.9
19822939.9
19832739.9
19843839.9
19855339.9
19863839.9
19873239.9
19884939.9
19893739.9
19905646.3
19913646.3
19922846.3
19933346.3
19947046.3
19954746.3
19967046.3
19974646.3
19983146.3
20013744.3
20025544.3
20034944.3
20043644.3
20103347.7
20114847.7
20125747.7
20134447.7
20143647.7
20154047.7
20164447.7
20176047.7
20185847.7
20195747.7
20207161.6
20216461.6
20225261.6
20235161.6
20246061.6
20256161.6
20267261.6
First to last qualifying date each year at La Sal 1SW For each year, a bar from the first to the last day at La Sal 1SW meeting 30 C (86 F). 1979: 24 June 1979 to 30 September 19791980: 18 June 1980 to 22 August 19801981: 8 June 1981 to 29 August 19811982: 28 June 1982 to 21 August 19821983: 20 June 1983 to 22 September 19831984: 24 May 1984 to 17 September 19841985: 8 June 1985 to 1 September 19851986: 16 June 1986 to 21 August 19861987: 14 June 1987 to 20 August 19871988: 16 May 1988 to 10 September 19881989: 17 June 1989 to 2 September 19891990: 5 June 1990 to 16 September 19901991: 18 June 1991 to 5 September 19911992: 20 June 1992 to 22 August 19921993: 15 June 1993 to 12 September 19931994: 31 May 1994 to 10 September 19941995: 14 June 1995 to 17 September 19951996: 14 May 1996 to 5 September 19961997: 1 June 1997 to 29 August 19971998: 29 June 1998 to 4 September 19982001: 8 June 2001 to 5 September 20012002: 30 May 2002 to 26 August 20022003: 27 May 2003 to 21 August 20032004: 3 June 2004 to 2 September 20042010: 5 June 2010 to 20 September 20102011: 23 June 2011 to 1 September 20112012: 3 June 2012 to 29 August 20122013: 8 June 2013 to 7 September 20132014: 28 May 2014 to 3 September 20142015: 17 June 2015 to 13 September 20152016: 2 June 2016 to 15 August 20162017: 4 June 2017 to 12 September 20172018: 4 June 2018 to 20 August 20182019: 25 June 2019 to 7 September 20192020: 29 May 2020 to 7 September 20202021: 3 June 2021 to 11 September 20212022: 8 June 2022 to 9 September 20222023: 26 June 2023 to 31 August 20232024: 6 June 2024 to 3 October 20242025: 31 May 2025 to 2 September 20252026: 12 May 2026 to 28 August 20261979198519911997201020162022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at La Sal 1SW meeting 30 C (86 F).
First to last qualifying date each year at La Sal 1SW
YearFirst dateLast date
19791979-06-241979-09-30
19801980-06-181980-08-22
19811981-06-081981-08-29
19821982-06-281982-08-21
19831983-06-201983-09-22
19841984-05-241984-09-17
19851985-06-081985-09-01
19861986-06-161986-08-21
19871987-06-141987-08-20
19881988-05-161988-09-10
19891989-06-171989-09-02
19901990-06-051990-09-16
19911991-06-181991-09-05
19921992-06-201992-08-22
19931993-06-151993-09-12
19941994-05-311994-09-10
19951995-06-141995-09-17
19961996-05-141996-09-05
19971997-06-011997-08-29
19981998-06-291998-09-04
20012001-06-082001-09-05
20022002-05-302002-08-26
20032003-05-272003-08-21
20042004-06-032004-09-02
20102010-06-052010-09-20
20112011-06-232011-09-01
20122012-06-032012-08-29
20132013-06-082013-09-07
20142014-05-282014-09-03
20152015-06-172015-09-13
20162016-06-022016-08-15
20172017-06-042017-09-12
20182018-06-042018-08-20
20192019-06-252019-09-07
20202020-05-292020-09-07
20212021-06-032021-09-11
20222022-06-082022-09-09
20232023-06-262023-08-31
20242024-06-062024-10-03
20252025-05-312025-09-02
20262026-05-122026-08-28

Every Fixed Threshold

Fixed thresholds at La Sal 1SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4171202072
35 C (95 F): Days269199011
90 F (32.2 C): Days4141199446
100 F (37.8 C): Days1119891
0 C (32 F): Ice days (max414119797
0 C (32 F): Frost days (min41200198477
-10 C (14 F): Days with min417319888
-20 C (-4 F): Days with min221119891
-30 C (-22 F): Days with min1219892
20 C (68 F): Tropical nights (min10320155
25 C (77 F): Days with min2120161
10 mm (0.39 in): Days with 10 mm or more rain421819879
25 mm (0.98 in): Days with 25 mm or more rain27419821
10 cm (3.9 in): Days with 10 cm or more snowfall371320012
25 cm (9.8 in): Days with 25 cm or more snowfall4220191

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 La Sal 1SW 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).