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Boulder Creek CDP, California

Official LSAD Designation: Boulder Creek CDP • Census GEOID: 0607652 • Santa Cruz County

Climate Normals & Weather Observations

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

Reference Weather Station: BEN LOMOND #4, CA US (ID: USC00040673) • Located 4.3 miles from community center • Elevation: 128.0 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 64.6° 37.4° 51.0° 10.42"
February 66.9° 38.9° 52.9° 9.68"
March 70.6° 40.5° 55.6° 7.00"
April 75.0° 41.9° 58.5° 3.28"
May 79.6° 45.7° 62.6° 1.24"
June 85.5° 48.6° 67.1° 0.24"
July 87.9° 51.2° 69.6° 0.01"
August 89.5° 51.0° 70.2° 0.04"
September 88.6° 48.9° 68.7° 0.12"
October 83.0° 44.2° 63.6° 2.17"
November 71.3° 39.6° 55.4° 5.00"
December 63.7° 36.8° 50.2° 10.43"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station BEN LOMOND #4, CA US (ID: USC00040673) • 4.3 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 BEN LOMOND #4, 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. 37.0 49.0 61.0 73.0 85.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 57.6°F 2011: Annual mean 58.1°F 2012: Annual mean 61.3°F 2013: Annual mean 60.8°F 2014: Annual mean 61.4°F 2017: Annual mean 61.9°F 2018: Annual mean 61.0°F 2019: Annual mean 60.7°F 2020: Annual mean 62.2°F 2021: Annual mean 60.7°F 2022: Annual mean 61.7°F 2023: Annual mean 60.3°F 2010: Annual mean of daily highs 71.4°F 2011: Annual mean of daily highs 73.4°F 2012: Annual mean of daily highs 78.5°F 2013: Annual mean of daily highs 80.0°F 2014: Annual mean of daily highs 79.9°F 2015: Annual mean of daily highs 81.1°F 2017: Annual mean of daily highs 78.9°F 2018: Annual mean of daily highs 78.7°F 2019: Annual mean of daily highs 76.8°F 2020: Annual mean of daily highs 80.0°F 2021: Annual mean of daily highs 77.7°F 2022: Annual mean of daily highs 80.5°F 2023: Annual mean of daily highs 76.4°F 2010: Annual mean of daily lows 43.8°F 2011: Annual mean of daily lows 42.8°F 2012: Annual mean of daily lows 44.0°F 2013: Annual mean of daily lows 41.6°F 2014: Annual mean of daily lows 42.9°F 2017: Annual mean of daily lows 44.8°F 2018: Annual mean of daily lows 43.3°F 2019: Annual mean of daily lows 44.7°F 2020: Annual mean of daily lows 44.3°F 2021: Annual mean of daily lows 43.7°F 2022: Annual mean of daily lows 42.9°F 2023: 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 57.6 71.4 43.8
2011 58.1 73.4 42.8
2012 61.3 78.5 44.0
2013 60.8 80.0 41.6
2014 61.4 79.9 42.9
2015 Unavailable 81.1 Unavailable
2016 Unavailable Unavailable Unavailable
2017 61.9 78.9 44.8
2018 61.0 78.7 43.3
2019 60.7 76.8 44.7
2020 62.2 80.0 44.3
2021 60.7 77.7 43.7
2022 61.7 80.5 42.9
2023 60.3 76.4 44.1
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.