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Harlem city, Montana

Official LSAD Designation: Harlem city • Census GEOID: 3034375 • Blaine County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Harlem city.

Reference Weather Station: HARLEM, MT US (ID: USC00243929) • Located 0.6 miles from community center • Elevation: 722.7 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 28.2° 5.0° 16.6° 0.51"
February 32.7° 8.9° 20.8° 0.36"
March 45.0° 19.9° 32.5° 0.52"
April 58.8° 29.9° 44.4° 1.00"
May 69.0° 39.7° 54.3° 1.89"
June 76.6° 48.7° 62.6° 2.90"
July 85.0° 53.5° 69.3° 1.44"
August 84.7° 51.6° 68.2° 0.99"
September 74.1° 41.7° 57.9° 1.09"
October 59.7° 30.4° 45.1° 0.73"
November 43.3° 18.9° 31.1° 0.57"
December 30.9° 8.7° 19.8° 0.50"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station FT BELKNAP 2 SW, MT US (ID: USC00243118) • 4.8 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00243929), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at FT BELKNAP 2 SW, 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. 23.0 32.5 42.0 51.5 61.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2015: Annual mean 44.0°F 2019: Annual mean 38.5°F 2015: Annual mean of daily highs 57.4°F 2019: Annual mean of daily highs 50.7°F 2020: Annual mean of daily highs 55.7°F 2015: Annual mean of daily lows 30.7°F 2019: Annual mean of daily lows 26.3°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 44.0 57.4 30.7
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 38.5 50.7 26.3
2020 Unavailable 55.7 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.