Skip to main content

Willow CDP, Alaska

Official LSAD Designation: Willow CDP • Census GEOID: 0285280 • Matanuska-Susitna Borough

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Willow CDP.

Reference Weather Station: ANDERSON LAKE, AK US (ID: USC00500302) • Located 20.3 miles from community center • Elevation: 139.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 23.7° 10.9° 17.3° 0.73"
February 28.8° 14.3° 21.5° 0.87"
March 33.8° 18.5° 26.1° 0.64"
April 46.5° 28.9° 37.7° 0.38"
May 58.3° 37.3° 47.8° 1.12"
June 64.0° 44.8° 54.4° 1.75"
July 66.8° 49.7° 58.2° 2.59"
August 63.6° 47.0° 55.3° 3.44"
September 54.6° 39.5° 47.1° 2.86"
October 42.4° 29.0° 35.7° 1.84"
November 29.7° 16.7° 23.2° 1.15"
December 25.3° 13.6° 19.4° 1.46"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station Independence Mine, AK US (ID: USS0049M26S) • 13.0 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00500302), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at Independence Mine, AK US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 24.0 28.0 32.0 36.0 40.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2024: Annual mean 31.4°F 2025: Annual mean 32.4°F 2024: Annual mean of daily highs 36.1°F 2025: Annual mean of daily highs 37.0°F 2024: Annual mean of daily lows 26.6°F 2025: Annual mean of daily lows 27.7°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable Unavailable Unavailable
2011 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 31.4 36.1 26.6
2025 32.4 37.0 27.7
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.