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Built 2026-10-19 (19 October 2026)

Stampede Pass Threshold Days by Year (USW00024237)

16 fixed thresholds counted per year at Stampede Pass (USW00024237): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stampede Pass Thresholds

  • Stampede Pass: nights with a minimum temperature at or below 0 C (32 F) in 68 years, most in 1955 with 218.
  • Stampede Pass: days with a maximum temperature at or below 0 C (32 F) in 66 years, most in 1955 with 138.
  • Stampede Pass: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1964 with 105.
  • Stampede Pass: days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1955 with 41.
  • 16 fixed thresholds have at least one qualifying day at Stampede Pass.
34 years with a qualifying day
Days at or above 30 C (86 F) per year at Stampede Pass Days per year at Stampede Pass with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 10 in 2022. 0358101945: 11952: 11953: 11956: 21958: 31961: 21965: 31967: 21970: 11971: 31972: 21975: 21977: 31978: 11981: 41985: 11986: 21988: 21992: 31998: 62003: 22004: 82005: 22006: 72007: 22008: 42011: 12018: 32020: 32021: 92022: 102023: 42025: 22026: 2194519581970197719862003200720202025
Days per year at Stampede Pass with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 10 in 2022.
Days at or above 30 C (86 F) per year at Stampede Pass
YearDaysDecade average
194511
195211.8
195311.8
195621.8
195831.8
196122.3
196532.3
196722.3
197012
197132
197222
197522
197732
197812
198142.3
198512.3
198622.3
198822.3
199234.5
199864.5
200324.2
200484.2
200524.2
200674.2
200724.2
200844.2
201112
201832
202035
202195
2022105
202345
202525
202625
First to last qualifying date each year at Stampede Pass For each year, a bar from the first to the last day at Stampede Pass meeting 30 C (86 F). 1945: 6 August 1945 to 6 August 19451952: 9 July 1952 to 9 July 19521953: 14 August 1953 to 14 August 19531956: 14 August 1956 to 22 August 19561958: 27 July 1958 to 24 August 19581961: 16 June 1961 to 4 August 19611965: 30 July 1965 to 1 August 19651967: 15 August 1967 to 19 August 19671970: 23 August 1970 to 23 August 19701971: 30 July 1971 to 10 August 19711972: 6 August 1972 to 7 August 19721975: 4 July 1975 to 9 July 19751977: 12 August 1977 to 17 August 19771978: 8 August 1978 to 8 August 19781981: 7 August 1981 to 11 August 19811985: 29 July 1985 to 29 July 19851986: 31 May 1986 to 27 August 19861988: 3 September 1988 to 4 September 19881992: 22 June 1992 to 17 August 19921998: 26 July 1998 to 31 August 19982003: 29 July 2003 to 3 September 20032004: 15 July 2004 to 14 August 20042005: 21 July 2005 to 4 August 20052006: 25 June 2006 to 28 August 20062007: 11 July 2007 to 12 July 20072008: 29 June 2008 to 17 August 20082011: 11 September 2011 to 11 September 20112018: 29 July 2018 to 8 August 20182020: 20 July 2020 to 16 August 20202021: 26 June 2021 to 13 August 20212022: 27 June 2022 to 18 August 20222023: 13 August 2023 to 27 August 20232025: 24 August 2025 to 26 August 20252026: 22 July 2026 to 21 August 20261945196119721985200320082022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Stampede Pass meeting 30 C (86 F).
First to last qualifying date each year at Stampede Pass
YearFirst dateLast date
19451945-08-061945-08-06
19521952-07-091952-07-09
19531953-08-141953-08-14
19561956-08-141956-08-22
19581958-07-271958-08-24
19611961-06-161961-08-04
19651965-07-301965-08-01
19671967-08-151967-08-19
19701970-08-231970-08-23
19711971-07-301971-08-10
19721972-08-061972-08-07
19751975-07-041975-07-09
19771977-08-121977-08-17
19781978-08-081978-08-08
19811981-08-071981-08-11
19851985-07-291985-07-29
19861986-05-311986-08-27
19881988-09-031988-09-04
19921992-06-221992-08-17
19981998-07-261998-08-31
20032003-07-292003-09-03
20042004-07-152004-08-14
20052005-07-212005-08-04
20062006-06-252006-08-28
20072007-07-112007-07-12
20082008-06-292008-08-17
20112011-09-112011-09-11
20182018-07-292018-08-08
20202020-07-202020-08-16
20212021-06-262021-08-13
20222022-06-272022-08-18
20232023-08-132023-08-27
20252025-08-242025-08-26
20262026-07-222026-08-21

Every Fixed Threshold

Fixed thresholds at Stampede Pass
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days341020222
35 C (95 F): Days1220212
90 F (32.2 C): Days10520212
0 C (32 F): Ice days (max66138195539
0 C (32 F): Frost days (min68218195594
-10 C (14 F): Days with min645019855
-20 C (-4 F): Days with min191519502
20 C (68 F): Tropical nights (min15520211
10 mm (0.39 in): Days with 10 mm or more rain6510519641
25 mm (0.98 in): Days with 25 mm or more rain654119551
50 mm (1.97 in): Days with 50 mm or more rain641319751
100 mm (3.94 in): Days with 100 mm or more rain22319591
200 mm (7.87 in): Days with 200 mm or more rain2120062
10 cm (3.9 in): Days with 10 cm or more snowfall4862197417
25 cm (9.8 in): Days with 25 cm or more snowfall482219725
50 cm (19.7 in): Days with 50 cm or more snowfall22519721

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

  • Data for Stampede Pass 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).