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Shell Valley CDP, North Dakota

Official LSAD Designation: Shell Valley CDP • Census GEOID: 3872250 • Rolette County

Climate Normals & Weather Observations

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

Reference Weather Station: BELCOURT KEYA RADIO, ND US (ID: USC00320626) • Located 4.1 miles from community center • Elevation: 597.4 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 17.9° -5.1° 6.4° 0.42"
February 22.1° -2.1° 10.0° 0.48"
March 33.8° 11.8° 22.8° 0.80"
April 50.4° 26.3° 38.4° 0.92"
May 64.0° 39.5° 51.8° 2.85"
June 72.9° 50.3° 61.6° 4.04"
July 79.1° 55.4° 67.2° 2.77"
August 78.8° 52.8° 65.8° 2.58"
September 68.6° 42.6° 55.6° 1.74"
October 52.8° 29.8° 41.3° 2.25"
November 35.0° 15.5° 25.3° 0.84"
December 21.5° 2.4° 11.9° 0.45"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station BELCOURT KEYA RADIO, ND US (ID: USC00320626) • 4.1 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 BELCOURT KEYA RADIO, ND 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. 20.0 29.0 38.0 47.0 56.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 40.2°F 2014: Annual mean 34.4°F 2019: Annual mean 35.8°F 2021: Annual mean 40.2°F 2022: Annual mean 36.7°F 2024: Annual mean 40.9°F 2025: Annual mean 38.9°F 2010: Annual mean of daily highs 49.2°F 2012: Annual mean of daily highs 51.9°F 2014: Annual mean of daily highs 45.6°F 2019: Annual mean of daily highs 46.5°F 2021: Annual mean of daily highs 52.4°F 2022: Annual mean of daily highs 47.4°F 2024: Annual mean of daily highs 51.7°F 2025: Annual mean of daily highs 50.3°F 2012: Annual mean of daily lows 28.3°F 2014: Annual mean of daily lows 23.2°F 2019: Annual mean of daily lows 25.0°F 2021: Annual mean of daily lows 28.0°F 2022: Annual mean of daily lows 26.1°F 2023: Annual mean of daily lows 29.3°F 2024: Annual mean of daily lows 30.2°F 2025: Annual mean of daily lows 27.6°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 Unavailable 49.2 Unavailable
2011 Unavailable Unavailable Unavailable
2012 40.2 51.9 28.3
2013 Unavailable Unavailable Unavailable
2014 34.4 45.6 23.2
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 35.8 46.5 25.0
2020 Unavailable Unavailable Unavailable
2021 40.2 52.4 28.0
2022 36.7 47.4 26.1
2023 Unavailable Unavailable 29.3
2024 40.9 51.7 30.2
2025 38.9 50.3 27.6
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.