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Nachusa CDP, Illinois

Official LSAD Designation: Nachusa CDP • Census GEOID: 1751544 • Lee County

Climate Normals & Weather Observations

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

Reference Weather Station: DIXON 1W, IL US (ID: USC00112348) • Located 6.6 miles from community center • Elevation: 201.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 29.0° 13.6° 21.3° 1.97"
February 33.6° 17.3° 25.5° 1.81"
March 46.3° 28.3° 37.3° 2.63"
April 59.9° 38.8° 49.4° 3.98"
May 71.0° 50.7° 60.9° 4.82"
June 79.8° 60.7° 70.2° 5.59"
July 82.7° 64.3° 73.5° 4.29"
August 81.4° 62.4° 71.9° 4.19"
September 75.3° 53.8° 64.6° 3.69"
October 62.8° 42.0° 52.4° 2.96"
November 47.6° 30.5° 39.0° 2.43"
December 34.5° 20.1° 27.3° 2.17"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station DIXON 1W, IL US (ID: USC00112348) • 6.6 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 DIXON 1W, 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. 36.0 43.3 50.5 57.8 65.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2015: Annual mean 49.5°F 2016: Annual mean 51.9°F 2018: Annual mean 48.9°F 2020: Annual mean 50.3°F 2021: Annual mean 50.3°F 2022: Annual mean 48.2°F 2023: Annual mean 51.2°F 2024: Annual mean 52.2°F 2025: Annual mean 50.2°F 2015: Annual mean of daily highs 59.0°F 2016: Annual mean of daily highs 60.8°F 2018: Annual mean of daily highs 58.1°F 2020: Annual mean of daily highs 59.9°F 2021: Annual mean of daily highs 59.9°F 2022: Annual mean of daily highs 58.0°F 2023: Annual mean of daily highs 61.0°F 2024: Annual mean of daily highs 62.4°F 2025: Annual mean of daily highs 60.8°F 2015: Annual mean of daily lows 40.0°F 2016: Annual mean of daily lows 43.1°F 2018: Annual mean of daily lows 39.6°F 2020: Annual mean of daily lows 40.7°F 2021: Annual mean of daily lows 40.7°F 2022: Annual mean of daily lows 38.4°F 2023: Annual mean of daily lows 41.4°F 2024: Annual mean of daily lows 42.1°F 2025: Annual mean of daily lows 39.6°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 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 49.5 59.0 40.0
2016 51.9 60.8 43.1
2017 Unavailable Unavailable Unavailable
2018 48.9 58.1 39.6
2019 Unavailable Unavailable Unavailable
2020 50.3 59.9 40.7
2021 50.3 59.9 40.7
2022 48.2 58.0 38.4
2023 51.2 61.0 41.4
2024 52.2 62.4 42.1
2025 50.2 60.8 39.6
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.