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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

McKinley River Alaska Threshold Days by Year

9 fixed thresholds counted per year at McKinley River Alaska (USR0000AMCK): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for McKinley River Alaska Thresholds

  • McKinley River Alaska: days with a maximum temperature at or below 0 C (32 F) in 21 years, most in 2001 with 173.
  • McKinley River Alaska: nights with a minimum temperature at or below 0 C (32 F) in 21 years, most in 1996 with 273.
  • McKinley River Alaska: nights with a minimum temperature at or below -10 C (14 F) in 21 years, most in 1997 with 191.
  • McKinley River Alaska: nights with a minimum temperature at or below -20 C (-4 F) in 21 years, most in 2012 with 132.
  • 9 fixed thresholds have at least one qualifying day at McKinley River Alaska.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at McKinley River Alaska Days per year at McKinley River Alaska with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 2019. 02461994: 31995: 21997: 12002: 32003: 22012: 12015: 32016: 22018: 32019: 52023: 22024: 42025: 11994199720032015201820232025
Days per year at McKinley River Alaska with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 2019.
Days at or above 30 C (86 F) per year at McKinley River Alaska
YearDaysDecade average
199432
199522
199712
200232.5
200322.5
201212.8
201532.8
201622.8
201832.8
201952.8
202322.3
202442.3
202512.3
First to last qualifying date each year at McKinley River Alaska For each year, a bar from the first to the last day at McKinley River Alaska meeting 30 C (86 F). 1994: 30 July 1994 to 5 August 19941995: 17 August 1995 to 18 August 19951997: 30 June 1997 to 30 June 19972002: 25 May 2002 to 3 August 20022003: 9 July 2003 to 10 August 20032012: 23 June 2012 to 23 June 20122015: 15 June 2015 to 6 July 20152016: 13 July 2016 to 14 July 20162018: 7 July 2018 to 22 July 20182019: 27 June 2019 to 9 July 20192023: 23 July 2023 to 24 July 20232024: 26 June 2024 to 24 July 20242025: 20 June 2025 to 20 June 20251994199720032015201820232025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at McKinley River Alaska meeting 30 C (86 F).
First to last qualifying date each year at McKinley River Alaska
YearFirst dateLast date
19941994-07-301994-08-05
19951995-08-171995-08-18
19971997-06-301997-06-30
20022002-05-252002-08-03
20032003-07-092003-08-10
20122012-06-232012-06-23
20152015-06-152015-07-06
20162016-07-132016-07-14
20182018-07-072018-07-22
20192019-06-272019-07-09
20232023-07-232023-07-24
20242024-06-262024-07-24
20252025-06-202025-06-20

Every Fixed Threshold

Fixed thresholds at McKinley River Alaska
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days13520191
35 C (95 F): Days1219952
90 F (32.2 C): Days4219951
0 C (32 F): Ice days (max211732001156
0 C (32 F): Frost days (min212731996243
-10 C (14 F): Days with min211911997144
-20 C (-4 F): Days with min21132201284
-30 C (-22 F): Days with min2176199630
-40 C (-40 F): Days with min212520126

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1994.

Download the Data

  • Data for McKinley River Alaska 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).