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Mountain Home AFB CDP, Idaho

Official LSAD Designation: Mountain Home AFB CDP • Census GEOID: 1654820 • Elmore County

Climate Normals & Weather Observations

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

Reference Weather Station: BRUNEAU, ID US (ID: USC00101195) • Located 12.0 miles from community center • Elevation: 771.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 43.1° 27.0° 35.1° 0.97"
February 50.9° 29.2° 40.1° 0.48"
March 60.8° 35.0° 47.9° 0.73"
April 68.3° 40.2° 54.3° 0.72"
May 76.0° 47.9° 61.9° 1.17"
June 85.4° 54.5° 69.9° 0.60"
July 95.7° 60.6° 78.1° 0.14"
August 94.2° 58.4° 76.3° 0.13"
September 84.2° 49.0° 66.6° 0.26"
October 69.5° 39.6° 54.6° 0.62"
November 54.0° 32.0° 43.0° 0.61"
December 43.0° 26.4° 34.7° 0.95"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station BRUNEAU, ID US (ID: USC00101195) • 12.0 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 BRUNEAU, ID 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. 37.0 45.5 54.0 62.5 71.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 54.0°F 2011: Annual mean of daily highs 67.6°F 2011: Annual mean of daily lows 40.5°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 54.0 67.6 40.5
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 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.