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Built 2026-10-19 (19 October 2026)

Gunsight Colorado Threshold Days by Year (USR0000CGUN)

9 fixed thresholds counted per year at Gunsight Colorado (USR0000CGUN): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Gunsight Colorado Thresholds

  • Gunsight Colorado: days with a maximum temperature at or below 0 C (32 F) in 39 years, most in 1988 with 96.
  • Gunsight Colorado: nights with a minimum temperature at or below 0 C (32 F) in 39 years, most in 1995 with 226.
  • Gunsight Colorado: nights with a minimum temperature at or below -10 C (14 F) in 39 years, most in 1988 with 110.
  • Gunsight Colorado: nights with a minimum temperature at or below -20 C (-4 F) in 39 years, most in 2022 with 22.
  • 9 fixed thresholds have at least one qualifying day at Gunsight Colorado.
27 years with a qualifying day
Days at or above 30 C (86 F) per year at Gunsight Colorado Days per year at Gunsight Colorado with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 26 in 1990. 01020301989: 41990: 261994: 11995: 21998: 72000: 262001: 22002: 132003: 132004: 22005: 52006: 82007: 52008: 22010: 12012: 52013: 32016: 12017: 12018: 42020: 12021: 82022: 62023: 22024: 42025: 42026: 20198919952001200420072012201720212024
Days per year at Gunsight Colorado with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 26 in 1990.
Days at or above 30 C (86 F) per year at Gunsight Colorado
YearDaysDecade average
198944
1990269
199419
199529
199879
2000268.4
200128.4
2002138.4
2003138.4
200428.4
200558.4
200688.4
200758.4
200828.4
201012.5
201252.5
201332.5
201612.5
201712.5
201842.5
202016.4
202186.4
202266.4
202326.4
202446.4
202546.4
2026206.4
First to last qualifying date each year at Gunsight Colorado For each year, a bar from the first to the last day at Gunsight Colorado meeting 30 C (86 F). 1989: 4 July 1989 to 9 July 19891990: 23 June 1990 to 28 August 19901994: 22 July 1994 to 22 July 19941995: 28 July 1995 to 29 July 19951998: 1 July 1998 to 6 September 19982000: 2 July 2000 to 15 August 20002001: 29 June 2001 to 5 August 20012002: 29 June 2002 to 24 July 20022003: 11 July 2003 to 14 August 20032004: 12 July 2004 to 13 July 20042005: 13 July 2005 to 22 July 20052006: 14 July 2006 to 30 July 20062007: 1 July 2007 to 13 August 20072008: 20 July 2008 to 1 August 20082010: 26 July 2010 to 26 July 20102012: 23 June 2012 to 20 July 20122013: 28 June 2013 to 20 August 20132016: 20 June 2016 to 20 June 20162017: 5 July 2017 to 5 July 20172018: 27 June 2018 to 12 August 20182020: 25 August 2020 to 25 August 20202021: 14 June 2021 to 29 July 20212022: 10 August 2022 to 7 September 20222023: 17 July 2023 to 21 August 20232024: 13 July 2024 to 3 August 20242025: 14 August 2025 to 21 August 20252026: 5 July 2026 to 21 August 20261989199820032007201320202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Gunsight Colorado meeting 30 C (86 F).
First to last qualifying date each year at Gunsight Colorado
YearFirst dateLast date
19891989-07-041989-07-09
19901990-06-231990-08-28
19941994-07-221994-07-22
19951995-07-281995-07-29
19981998-07-011998-09-06
20002000-07-022000-08-15
20012001-06-292001-08-05
20022002-06-292002-07-24
20032003-07-112003-08-14
20042004-07-122004-07-13
20052005-07-132005-07-22
20062006-07-142006-07-30
20072007-07-012007-08-13
20082008-07-202008-08-01
20102010-07-262010-07-26
20122012-06-232012-07-20
20132013-06-282013-08-20
20162016-06-202016-06-20
20172017-07-052017-07-05
20182018-06-272018-08-12
20202020-08-252020-08-25
20212021-06-142021-07-29
20222022-08-102022-09-07
20232023-07-172023-08-21
20242024-07-132024-08-03
20252025-08-142025-08-21
20262026-07-052026-08-21

Every Fixed Threshold

Fixed thresholds at Gunsight Colorado
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2726199020
35 C (95 F): Days1119901
90 F (32.2 C): Days7519903
0 C (32 F): Ice days (max3996198818
0 C (32 F): Frost days (min392261995104
-10 C (14 F): Days with min39110198822
-20 C (-4 F): Days with min392220222
-30 C (-22 F): Days with min3419893
20 C (68 F): Tropical nights (min1919909

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 Gunsight Colorado 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).