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Windham CDP, Montana

Official LSAD Designation: Windham CDP • Census GEOID: 3080950 • Judith Basin County

Climate Normals & Weather Observations

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

Reference Weather Station: STANFORD, MT US (ID: USC00247864) • Located 6.7 miles from community center • Elevation: 1,481.3 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 38.0° 15.5° 26.8° 0.57"
February 38.1° 16.0° 27.0° 0.48"
March 46.0° 22.7° 34.4° 0.86"
April 54.1° 29.9° 42.0° 1.90"
May 63.0° 38.2° 50.6° 3.10"
June 71.1° 46.0° 58.5° 3.00"
July 81.6° 52.3° 66.9° 1.70"
August 81.1° 51.5° 66.3° 1.61"
September 71.0° 43.5° 57.3° 1.50"
October 57.3° 32.8° 45.0° 1.31"
November 45.1° 23.0° 34.1° 0.69"
December 37.5° 16.0° 26.7° 0.60"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station STANFORD, MT US (ID: USC00247864) • 6.7 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 STANFORD, MT 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. 25.0 34.3 43.5 52.8 62.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 43.8°F 2011: Annual mean 43.7°F 2012: Annual mean 46.1°F 2013: Annual mean 44.2°F 2016: Annual mean 45.9°F 2017: Annual mean 44.5°F 2018: Annual mean 42.8°F 2019: Annual mean 40.2°F 2020: Annual mean 44.5°F 2022: Annual mean 43.8°F 2023: Annual mean 45.4°F 2025: Annual mean 45.0°F 2010: Annual mean of daily highs 55.2°F 2011: Annual mean of daily highs 55.9°F 2012: Annual mean of daily highs 58.9°F 2013: Annual mean of daily highs 56.1°F 2016: Annual mean of daily highs 57.6°F 2017: Annual mean of daily highs 56.8°F 2018: Annual mean of daily highs 54.8°F 2019: Annual mean of daily highs 51.5°F 2020: Annual mean of daily highs 56.6°F 2022: Annual mean of daily highs 55.8°F 2023: Annual mean of daily highs 56.7°F 2025: Annual mean of daily highs 57.1°F 2010: Annual mean of daily lows 32.4°F 2011: Annual mean of daily lows 31.5°F 2012: Annual mean of daily lows 33.4°F 2013: Annual mean of daily lows 32.2°F 2015: Annual mean of daily lows 33.7°F 2016: Annual mean of daily lows 34.3°F 2017: Annual mean of daily lows 32.3°F 2018: Annual mean of daily lows 30.8°F 2019: Annual mean of daily lows 28.9°F 2020: Annual mean of daily lows 32.4°F 2022: Annual mean of daily lows 31.7°F 2023: Annual mean of daily lows 34.2°F 2025: Annual mean of daily lows 33.0°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 43.8 55.2 32.4
2011 43.7 55.9 31.5
2012 46.1 58.9 33.4
2013 44.2 56.1 32.2
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable 33.7
2016 45.9 57.6 34.3
2017 44.5 56.8 32.3
2018 42.8 54.8 30.8
2019 40.2 51.5 28.9
2020 44.5 56.6 32.4
2021 Unavailable Unavailable Unavailable
2022 43.8 55.8 31.7
2023 45.4 56.7 34.2
2024 Unavailable Unavailable Unavailable
2025 45.0 57.1 33.0
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.