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Fontenelle CDP, Wyoming

Official LSAD Designation: Fontenelle CDP • Census GEOID: 5627650 • Lincoln County

Climate Normals & Weather Observations

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

Reference Weather Station: FONTENELLE DAM, WY US (ID: USC00483396) • Located 1.2 miles from community center • Elevation: 1,976.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 28.5° -0.2° 14.1° 0.35"
February 31.3° 3.1° 17.2° 0.36"
March 42.5° 14.7° 28.6° 0.50"
April 52.3° 21.2° 36.8° 0.78"
May 62.7° 31.0° 46.9° 1.43"
June 74.0° 38.4° 56.2° 0.83"
July 83.3° 44.8° 64.1° 0.46"
August 81.5° 43.1° 62.3° 0.73"
September 71.1° 33.8° 52.5° 0.85"
October 56.8° 22.5° 39.6° 0.66"
November 40.8° 10.4° 25.6° 0.34"
December 28.8° -0.1° 14.4° 0.26"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station FONTENELLE DAM, WY US (ID: USC00483396) • 1.2 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 FONTENELLE DAM, WY 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. 17.0 28.5 40.0 51.5 63.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 43.4°F 2013: Annual mean 40.8°F 2014: Annual mean 42.8°F 2015: Annual mean 43.3°F 2016: Annual mean 41.6°F 2017: Annual mean 41.2°F 2018: Annual mean 41.0°F 2019: Annual mean 36.3°F 2020: Annual mean 38.6°F 2021: Annual mean 41.8°F 2022: Annual mean 39.5°F 2023: Annual mean 36.3°F 2024: Annual mean 41.0°F 2025: Annual mean 43.2°F 2012: Annual mean of daily highs 58.1°F 2013: Annual mean of daily highs 54.4°F 2014: Annual mean of daily highs 55.7°F 2015: Annual mean of daily highs 57.4°F 2016: Annual mean of daily highs 55.6°F 2017: Annual mean of daily highs 54.9°F 2018: Annual mean of daily highs 56.5°F 2019: Annual mean of daily highs 51.7°F 2020: Annual mean of daily highs 55.7°F 2021: Annual mean of daily highs 57.7°F 2022: Annual mean of daily highs 55.5°F 2023: Annual mean of daily highs 51.2°F 2024: Annual mean of daily highs 56.4°F 2025: Annual mean of daily highs 58.3°F 2012: Annual mean of daily lows 28.7°F 2013: Annual mean of daily lows 27.3°F 2014: Annual mean of daily lows 29.9°F 2015: Annual mean of daily lows 29.3°F 2016: Annual mean of daily lows 27.7°F 2017: Annual mean of daily lows 27.6°F 2018: Annual mean of daily lows 25.6°F 2019: Annual mean of daily lows 20.9°F 2020: Annual mean of daily lows 21.5°F 2021: Annual mean of daily lows 25.9°F 2022: Annual mean of daily lows 23.4°F 2023: Annual mean of daily lows 21.4°F 2024: Annual mean of daily lows 25.5°F 2025: Annual mean of daily lows 28.1°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 43.4 58.1 28.7
2013 40.8 54.4 27.3
2014 42.8 55.7 29.9
2015 43.3 57.4 29.3
2016 41.6 55.6 27.7
2017 41.2 54.9 27.6
2018 41.0 56.5 25.6
2019 36.3 51.7 20.9
2020 38.6 55.7 21.5
2021 41.8 57.7 25.9
2022 39.5 55.5 23.4
2023 36.3 51.2 21.4
2024 41.0 56.4 25.5
2025 43.2 58.3 28.1
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.