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Woodstock city, Illinois

Official LSAD Designation: Woodstock city • Census GEOID: 1783349 • McHenry County

Climate Normals & Weather Observations

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

Reference Weather Station: CRYSTAL LAKE 4NW, IL US (ID: USC00112048) • Located 3.9 miles from community center • Elevation: 286.5 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 31.5° 14.2° 22.9° 1.97"
February 35.2° 16.3° 25.8° 1.84"
March 46.8° 26.4° 36.6° 2.51"
April 59.2° 36.7° 48.0° 3.76"
May 71.3° 47.9° 59.6° 4.98"
June 80.3° 58.4° 69.4° 5.26"
July 84.0° 62.5° 73.3° 3.90"
August 82.0° 61.2° 71.6° 3.81"
September 74.4° 52.4° 63.4° 3.54"
October 61.9° 42.4° 52.2° 3.20"
November 47.5° 30.5° 39.0° 2.48"
December 35.5° 20.4° 28.0° 2.10"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station CRYSTAL LAKE 4NW, IL US (ID: USC00112048) • 3.9 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 CRYSTAL LAKE 4NW, IL 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. 35.0 42.8 50.5 58.3 66.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 52.8°F 2013: Annual mean 47.8°F 2012: Annual mean of daily highs 63.3°F 2013: Annual mean of daily highs 57.7°F 2012: Annual mean of daily lows 42.2°F 2013: Annual mean of daily lows 37.8°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 52.8 63.3 42.2
2013 47.8 57.7 37.8
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 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.