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Rimrock Colony CDP, Montana

Official LSAD Designation: Rimrock Colony CDP • Census GEOID: 3062825 • Toole County

Climate Normals & Weather Observations

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

Reference Weather Station: SUNBURST 8 E, MT US (ID: USC00247996) • Located 16.7 miles from community center • Elevation: 1,127.8 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 31.3° 12.7° 22.0° 0.49"
February 33.6° 14.3° 23.9° 0.47"
March 42.5° 21.7° 32.1° 0.62"
April 54.6° 30.6° 42.6° 1.21"
May 64.7° 39.5° 52.1° 1.87"
June 71.0° 47.0° 59.0° 3.51"
July 80.5° 52.3° 66.4° 1.40"
August 80.5° 52.1° 66.3° 1.22"
September 69.8° 43.8° 56.8° 1.17"
October 55.1° 32.1° 43.6° 0.95"
November 41.4° 22.1° 31.7° 0.66"
December 32.3° 13.8° 23.0° 0.75"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station SUNBURST 8 E, MT US (ID: USC00247996) • 16.7 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 SUNBURST 8 E, 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. 28.0 35.0 42.0 49.0 56.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 42.2°F 2011: Annual mean 41.7°F 2010: Annual mean of daily highs 52.7°F 2011: Annual mean of daily highs 52.8°F 2010: Annual mean of daily lows 31.7°F 2011: Annual mean of daily lows 30.6°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 42.2 52.7 31.7
2011 41.7 52.8 30.6
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.