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Imperial city, California

Official LSAD Designation: Imperial city • Census GEOID: 0636280 • Imperial County

Climate Normals & Weather Observations

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

Reference Weather Station: IMPERIAL CO AP, CA US (ID: USW00003144) • Located 0.5 miles from community center • Elevation: -17.7 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 70.5° 41.5° 56.0° 0.41"
February 73.7° 45.2° 59.4° 0.38"
March 80.1° 50.6° 65.3° 0.29"
April 86.3° 55.5° 70.9° 0.08"
May 94.3° 62.1° 78.2° 0.07"
June 103.5° 70.2° 86.8° 0.00"
July 107.8° 78.4° 93.1° 0.11"
August 107.7° 79.4° 93.6° 0.15"
September 102.2° 72.2° 87.2° 0.18"
October 90.4° 60.0° 75.2° 0.19"
November 78.3° 48.4° 63.3° 0.18"
December 68.7° 41.2° 54.9° 0.34"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station IMPERIAL CO AP, CA US (ID: USW00003144) • 0.5 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 IMPERIAL CO AP, 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. 54.0 64.3 74.5 84.8 95.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 73.1°F 2011: Annual mean 72.7°F 2012: Annual mean 74.6°F 2013: Annual mean 73.7°F 2014: Annual mean 75.6°F 2015: Annual mean 75.4°F 2016: Annual mean 76.1°F 2017: Annual mean 75.8°F 2018: Annual mean 75.5°F 2021: Annual mean 74.8°F 2010: Annual mean of daily highs 87.5°F 2011: Annual mean of daily highs 87.8°F 2012: Annual mean of daily highs 89.7°F 2013: Annual mean of daily highs 88.6°F 2014: Annual mean of daily highs 90.3°F 2015: Annual mean of daily highs 89.8°F 2016: Annual mean of daily highs 91.0°F 2017: Annual mean of daily highs 90.4°F 2018: Annual mean of daily highs 90.1°F 2021: Annual mean of daily highs 89.6°F 2010: Annual mean of daily lows 58.8°F 2011: Annual mean of daily lows 57.6°F 2012: Annual mean of daily lows 59.6°F 2013: Annual mean of daily lows 58.9°F 2014: Annual mean of daily lows 60.8°F 2015: Annual mean of daily lows 61.1°F 2016: Annual mean of daily lows 61.2°F 2017: Annual mean of daily lows 61.3°F 2018: Annual mean of daily lows 61.0°F 2021: Annual mean of daily lows 60.0°F 2023: Annual mean of daily lows 58.9°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 73.1 87.5 58.8
2011 72.7 87.8 57.6
2012 74.6 89.7 59.6
2013 73.7 88.6 58.9
2014 75.6 90.3 60.8
2015 75.4 89.8 61.1
2016 76.1 91.0 61.2
2017 75.8 90.4 61.3
2018 75.5 90.1 61.0
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 74.8 89.6 60.0
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable 58.9
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.