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Green Valley CDP, California

Official LSAD Designation: Green Valley CDP • Census GEOID: 0631099 • Solano County

Climate Normals & Weather Observations

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

Reference Weather Station: FAIRFIELD, CA US (ID: USC00042934) • Located 4.8 miles from community center • Elevation: 12.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 56.6° 40.4° 48.5° 4.68"
February 61.6° 42.9° 52.2° 4.97"
March 66.4° 45.4° 55.9° 3.31"
April 71.3° 47.9° 59.6° 1.47"
May 77.8° 52.2° 65.0° 0.74"
June 85.4° 56.1° 70.8° 0.19"
July 89.6° 57.9° 73.8° 0.00"
August 89.2° 58.0° 73.6° 0.03"
September 86.9° 56.6° 71.7° 0.08"
October 78.2° 52.3° 65.2° 1.11"
November 65.6° 45.2° 55.4° 2.55"
December 56.7° 40.1° 48.4° 5.40"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station FAIRFIELD, CA US (ID: USC00042934) • 4.8 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 FAIRFIELD, CA 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. 43.0 52.3 61.5 70.8 80.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 59.2°F 2011: Annual mean 58.6°F 2014: Annual mean 63.8°F 2015: Annual mean 63.4°F 2016: Annual mean 62.3°F 2017: Annual mean 62.8°F 2018: Annual mean 62.2°F 2019: Annual mean 62.2°F 2020: Annual mean 63.7°F 2021: Annual mean 62.5°F 2022: Annual mean 62.6°F 2023: Annual mean 61.1°F 2024: Annual mean 63.9°F 2010: Annual mean of daily highs 70.7°F 2011: Annual mean of daily highs 71.0°F 2012: Annual mean of daily highs 74.0°F 2014: Annual mean of daily highs 75.9°F 2015: Annual mean of daily highs 75.9°F 2016: Annual mean of daily highs 74.0°F 2017: Annual mean of daily highs 74.6°F 2018: Annual mean of daily highs 74.6°F 2019: Annual mean of daily highs 73.9°F 2020: Annual mean of daily highs 76.7°F 2021: Annual mean of daily highs 75.1°F 2022: Annual mean of daily highs 75.6°F 2023: Annual mean of daily highs 73.0°F 2024: Annual mean of daily highs 75.9°F 2010: Annual mean of daily lows 47.7°F 2011: Annual mean of daily lows 46.3°F 2014: Annual mean of daily lows 51.6°F 2015: Annual mean of daily lows 51.0°F 2016: Annual mean of daily lows 50.5°F 2017: Annual mean of daily lows 50.9°F 2018: Annual mean of daily lows 49.7°F 2019: Annual mean of daily lows 50.6°F 2020: Annual mean of daily lows 50.7°F 2021: Annual mean of daily lows 49.9°F 2022: Annual mean of daily lows 49.5°F 2023: Annual mean of daily lows 49.2°F 2024: Annual mean of daily lows 51.9°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 59.2 70.7 47.7
2011 58.6 71.0 46.3
2012 Unavailable 74.0 Unavailable
2013 Unavailable Unavailable Unavailable
2014 63.8 75.9 51.6
2015 63.4 75.9 51.0
2016 62.3 74.0 50.5
2017 62.8 74.6 50.9
2018 62.2 74.6 49.7
2019 62.2 73.9 50.6
2020 63.7 76.7 50.7
2021 62.5 75.1 49.9
2022 62.6 75.6 49.5
2023 61.1 73.0 49.2
2024 63.9 75.9 51.9
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.