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Los Osos CDP, California

Official LSAD Designation: Los Osos CDP • Census GEOID: 0644182 • San Luis Obispo County

Climate Normals & Weather Observations

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

Reference Weather Station: MORRO BAY FIRE DEPT, CA US (ID: USC00045866) • Located 4.3 miles from community center • Elevation: 36.0 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 65.1° 46.4° 55.7° 3.64"
February 65.4° 47.8° 56.6° 3.62"
March 66.0° 48.6° 57.3° 3.19"
April 67.3° 49.2° 58.3° 0.99"
May 66.9° 51.7° 59.3° 0.42"
June 66.4° 53.6° 60.0° 0.20"
July 67.2° 56.5° 61.8° 0.07"
August 69.7° 56.8° 63.2° 0.02"
September 71.5° 56.0° 63.7° 0.09"
October 72.5° 54.4° 63.5° 0.68"
November 69.1° 50.2° 59.7° 1.33"
December 64.6° 46.2° 55.4° 2.75"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MORRO BAY FIRE DEPT, CA US (ID: USC00045866) • 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 MORRO BAY FIRE DEPT, 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. 48.0 55.0 62.0 69.0 76.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2013: Annual mean 60.4°F 2014: Annual mean 63.1°F 2015: Annual mean 63.7°F 2013: Annual mean of daily highs 70.3°F 2014: Annual mean of daily highs 72.4°F 2015: Annual mean of daily highs 73.0°F 2013: Annual mean of daily lows 50.3°F 2014: Annual mean of daily lows 53.8°F 2015: Annual mean of daily lows 54.3°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 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
2013 60.4 70.3 50.3
2014 63.1 72.4 53.8
2015 63.7 73.0 54.3
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
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.