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Irvine city, California

Official LSAD Designation: Irvine city • Census GEOID: 0636770 • Orange County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Irvine city.

Reference Weather Station: TUSTIN IRVINE RCH, CA US (ID: USC00049087) • Located 1.9 miles from community center • Elevation: 71.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 67.8° 43.3° 55.6° 3.09"
February 69.1° 44.6° 56.9° 3.39"
March 71.7° 47.8° 59.8° 2.11"
April 74.2° 49.6° 61.9° 0.80"
May 76.6° 54.6° 65.6° 0.32"
June 79.6° 58.2° 68.9° 0.09"
July 85.1° 61.4° 73.3° 0.01"
August 87.3° 63.1° 75.2° 0.00"
September 86.8° 61.1° 73.9° 0.18"
October 83.6° 54.8° 69.2° 0.67"
November 75.9° 47.3° 61.6° 1.21"
December 69.9° 42.8° 56.3° 2.25"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station IRVINE RCH, CA US (ID: USC00044303) • 4.0 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00049087), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at IRVINE RCH, 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. 46.0 56.0 66.0 76.0 86.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 63.5°F 2011: Annual mean 64.1°F 2012: Annual mean 65.2°F 2013: Annual mean 65.7°F 2014: Annual mean 69.5°F 2015: Annual mean 68.4°F 2016: Annual mean 68.5°F 2017: Annual mean 67.9°F 2018: Annual mean 67.2°F 2019: Annual mean 66.1°F 2020: Annual mean 67.4°F 2021: Annual mean 66.8°F 2022: Annual mean 67.6°F 2023: Annual mean 63.0°F 2024: Annual mean 66.0°F 2025: Annual mean 65.9°F 2010: Annual mean of daily highs 76.9°F 2011: Annual mean of daily highs 78.2°F 2012: Annual mean of daily highs 79.4°F 2013: Annual mean of daily highs 79.5°F 2014: Annual mean of daily highs 82.2°F 2015: Annual mean of daily highs 81.2°F 2016: Annual mean of daily highs 80.3°F 2017: Annual mean of daily highs 80.0°F 2018: Annual mean of daily highs 79.5°F 2019: Annual mean of daily highs 77.2°F 2020: Annual mean of daily highs 79.9°F 2021: Annual mean of daily highs 77.8°F 2022: Annual mean of daily highs 78.9°F 2023: Annual mean of daily highs 73.5°F 2024: Annual mean of daily highs 76.8°F 2025: Annual mean of daily highs 76.6°F 2010: Annual mean of daily lows 50.2°F 2011: Annual mean of daily lows 50.0°F 2012: Annual mean of daily lows 51.1°F 2013: Annual mean of daily lows 51.9°F 2014: Annual mean of daily lows 56.9°F 2015: Annual mean of daily lows 55.6°F 2016: Annual mean of daily lows 56.7°F 2017: Annual mean of daily lows 55.8°F 2018: Annual mean of daily lows 54.9°F 2019: Annual mean of daily lows 55.0°F 2020: Annual mean of daily lows 54.9°F 2021: Annual mean of daily lows 55.8°F 2022: Annual mean of daily lows 56.3°F 2023: Annual mean of daily lows 52.6°F 2024: Annual mean of daily lows 55.3°F 2025: Annual mean of daily lows 55.4°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 63.5 76.9 50.2
2011 64.1 78.2 50.0
2012 65.2 79.4 51.1
2013 65.7 79.5 51.9
2014 69.5 82.2 56.9
2015 68.4 81.2 55.6
2016 68.5 80.3 56.7
2017 67.9 80.0 55.8
2018 67.2 79.5 54.9
2019 66.1 77.2 55.0
2020 67.4 79.9 54.9
2021 66.8 77.8 55.8
2022 67.6 78.9 56.3
2023 63.0 73.5 52.6
2024 66.0 76.8 55.3
2025 65.9 76.6 55.4
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.