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Crestline CDP, California

Official LSAD Designation: Crestline CDP • Census GEOID: 0617162 • San Bernardino County

Climate Normals & Weather Observations

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

Reference Weather Station: LAKE ARROWHEAD, CA US (ID: USC00044671) • Located 5.4 miles from community center • Elevation: 1,586.5 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 44.4° 28.7° 36.5° 8.36"
February 44.9° 29.8° 37.4° 9.87"
March 52.0° 31.6° 41.8° 5.17"
April 60.0° 36.1° 48.0° 2.76"
May 67.0° 40.8° 53.9° 1.15"
June 76.4° 49.1° 62.8° 0.26"
July 81.1° 57.1° 69.1° 0.12"
August 81.8° 57.1° 69.4° 0.13"
September 74.2° 51.9° 63.0° 0.31"
October 63.0° 42.8° 52.9° 2.06"
November 51.5° 33.8° 42.7° 2.37"
December 43.0° 29.1° 36.0° 5.17"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station HESPERIA 2E, CA US (ID: USC00043937) • 11.4 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00044671), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at HESPERIA 2E, 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. 44.0 53.8 63.5 73.3 83.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 60.4°F 2012: Annual mean 63.9°F 2013: Annual mean 62.9°F 2014: Annual mean 65.0°F 2015: Annual mean 63.9°F 2017: Annual mean 65.1°F 2018: Annual mean 64.9°F 2019: Annual mean 62.1°F 2011: Annual mean of daily highs 73.5°F 2012: Annual mean of daily highs 77.9°F 2013: Annual mean of daily highs 77.0°F 2014: Annual mean of daily highs 78.9°F 2015: Annual mean of daily highs 77.3°F 2017: Annual mean of daily highs 79.3°F 2018: Annual mean of daily highs 78.9°F 2019: Annual mean of daily highs 75.6°F 2011: Annual mean of daily lows 47.3°F 2012: Annual mean of daily lows 49.8°F 2013: Annual mean of daily lows 48.9°F 2014: Annual mean of daily lows 51.2°F 2015: Annual mean of daily lows 50.6°F 2017: Annual mean of daily lows 51.0°F 2018: Annual mean of daily lows 50.9°F 2019: Annual mean of daily lows 48.5°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 60.4 73.5 47.3
2012 63.9 77.9 49.8
2013 62.9 77.0 48.9
2014 65.0 78.9 51.2
2015 63.9 77.3 50.6
2016 Unavailable Unavailable Unavailable
2017 65.1 79.3 51.0
2018 64.9 78.9 50.9
2019 62.1 75.6 48.5
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.