Skip to main content

Chenega CDP, Alaska

Official LSAD Designation: Chenega CDP • Census GEOID: 0212970 • Chugach Census Area

Climate Normals & Weather Observations

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

Reference Weather Station: PORT SAN JUAN, AK US (ID: USC00507738) • Located 3.8 miles from community center • Elevation: 12.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 34.1° 25.8° 29.9° 12.33"
February 34.7° 26.3° 30.5° 11.60"
March 36.0° 26.4° 31.2° 9.59"
April 42.5° 31.7° 37.1° 10.32"
May 51.7° 37.3° 44.5° 8.06"
June 59.2° 44.3° 51.8° 4.53"
July 62.5° 49.7° 56.1° 5.25"
August 61.1° 49.3° 55.2° 9.79"
September 53.9° 43.6° 48.7° 17.38"
October 45.3° 36.2° 40.7° 17.28"
November 38.0° 29.9° 34.0° 15.93"
December 35.6° 27.5° 31.5° 15.80"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station PORT SAN JUAN, AK US (ID: USC00507738) • 3.8 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at PORT SAN JUAN, 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. 32.0 37.0 42.0 47.0 52.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 41.4°F 2011: Annual mean 40.1°F 2015: Annual mean 42.7°F 2017: Annual mean 40.8°F 2018: Annual mean 42.1°F 2019: Annual mean 43.7°F 2020: Annual mean 40.9°F 2021: Annual mean 39.9°F 2022: Annual mean 41.9°F 2023: Annual mean 40.7°F 2024: Annual mean 41.1°F 2025: Annual mean 42.2°F 2010: Annual mean of daily highs 46.4°F 2011: Annual mean of daily highs 45.2°F 2015: Annual mean of daily highs 48.2°F 2017: Annual mean of daily highs 46.0°F 2018: Annual mean of daily highs 47.2°F 2019: Annual mean of daily highs 49.2°F 2020: Annual mean of daily highs 46.6°F 2021: Annual mean of daily highs 45.3°F 2022: Annual mean of daily highs 46.9°F 2023: Annual mean of daily highs 45.4°F 2024: Annual mean of daily highs 46.1°F 2025: Annual mean of daily highs 47.5°F 2010: Annual mean of daily lows 36.4°F 2011: Annual mean of daily lows 35.0°F 2015: Annual mean of daily lows 37.3°F 2017: Annual mean of daily lows 35.6°F 2018: Annual mean of daily lows 37.1°F 2019: Annual mean of daily lows 38.2°F 2020: Annual mean of daily lows 35.3°F 2021: Annual mean of daily lows 34.4°F 2022: Annual mean of daily lows 36.8°F 2023: Annual mean of daily lows 36.0°F 2024: Annual mean of daily lows 36.1°F 2025: Annual mean of daily lows 36.8°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 41.4 46.4 36.4
2011 40.1 45.2 35.0
2012 Unavailable Unavailable Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 42.7 48.2 37.3
2016 Unavailable Unavailable Unavailable
2017 40.8 46.0 35.6
2018 42.1 47.2 37.1
2019 43.7 49.2 38.2
2020 40.9 46.6 35.3
2021 39.9 45.3 34.4
2022 41.9 46.9 36.8
2023 40.7 45.4 36.0
2024 41.1 46.1 36.1
2025 42.2 47.5 36.8
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.