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San Martin CDP, California

Official LSAD Designation: San Martin CDP • Census GEOID: 0668238 • Santa Clara County

Climate Normals & Weather Observations

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

Reference Weather Station: GILROY, CA US (ID: USC00043417) • Located 5.9 miles from community center • Elevation: 59.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 60.7° 38.1° 49.4° 4.55"
February 64.0° 40.4° 52.2° 4.27"
March 68.1° 42.6° 55.3° 2.59"
April 71.9° 44.5° 58.2° 1.30"
May 77.3° 49.0° 63.1° 0.56"
June 82.8° 51.6° 67.2° 0.15"
July 87.2° 54.0° 70.6° 0.00"
August 87.2° 54.4° 70.8° 0.03"
September 84.9° 52.5° 68.7° 0.04"
October 78.8° 47.9° 63.4° 0.85"
November 68.3° 41.6° 55.0° 1.74"
December 60.4° 37.0° 48.7° 3.69"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station GILROY, CA US (ID: USC00043417) • 5.9 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 GILROY, 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 52.8 61.5 70.3 79.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 60.9°F 2021: Annual mean 61.8°F 2012: Annual mean of daily highs 74.8°F 2021: Annual mean of daily highs 75.4°F 2012: Annual mean of daily lows 47.0°F 2021: Annual mean of daily lows 48.2°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 60.9 74.8 47.0
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 61.8 75.4 48.2
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.