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Mountain View CDP, California

Official LSAD Designation: Mountain View CDP • Census GEOID: 0649651 • Contra Costa County

Climate Normals & Weather Observations

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

Reference Weather Station: MARTINEZ WTP, CA US (ID: USC00045378) • Located 0.3 miles from community center • Elevation: 12.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 56.1° 35.0° 45.6° 3.86"
February 60.9° 37.4° 49.1° 3.81"
March 65.9° 40.2° 53.0° 2.74"
April 71.1° 42.5° 56.8° 1.32"
May 78.0° 45.9° 62.0° 0.62"
June 85.0° 49.8° 67.4° 0.25"
July 88.4° 51.2° 69.8° 0.00"
August 87.4° 50.5° 68.9° 0.03"
September 84.2° 49.6° 66.9° 0.06"
October 76.1° 45.5° 60.8° 0.79"
November 64.4° 39.3° 51.9° 2.10"
December 56.5° 34.8° 45.6° 3.81"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MARTINEZ WTP, CA US (ID: USC00045378) • 0.3 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 MARTINEZ WTP, 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. 39.0 48.8 58.5 68.3 78.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 58.3°F 2011: Annual mean 57.0°F 2013: Annual mean 58.9°F 2014: Annual mean 59.3°F 2015: Annual mean 60.6°F 2016: Annual mean 59.1°F 2017: Annual mean 58.9°F 2010: Annual mean of daily highs 71.2°F 2011: Annual mean of daily highs 70.9°F 2013: Annual mean of daily highs 74.1°F 2014: Annual mean of daily highs 74.8°F 2015: Annual mean of daily highs 74.7°F 2016: Annual mean of daily highs 73.4°F 2017: Annual mean of daily highs 73.8°F 2010: Annual mean of daily lows 45.3°F 2011: Annual mean of daily lows 43.1°F 2013: Annual mean of daily lows 43.8°F 2014: Annual mean of daily lows 43.8°F 2015: Annual mean of daily lows 46.6°F 2016: Annual mean of daily lows 44.7°F 2017: Annual mean of daily lows 44.1°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 58.3 71.2 45.3
2011 57.0 70.9 43.1
2012 Unavailable Unavailable Unavailable
2013 58.9 74.1 43.8
2014 59.3 74.8 43.8
2015 60.6 74.7 46.6
2016 59.1 73.4 44.7
2017 58.9 73.8 44.1
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.