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Greendale village, Wisconsin

Official LSAD Designation: Greendale village • Census GEOID: 5531125 • Milwaukee County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Greendale village.

Reference Weather Station: HALES CORNERS/WHITNALL PARK/BO, WI US (ID: USC00473391) • Located 1.5 miles from community center • Elevation: 235.9 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 29.8° 12.2° 21.0° 1.80"
February 33.3° 14.6° 23.9° 1.87"
March 44.1° 23.9° 34.0° 2.07"
April 56.0° 34.5° 45.2° 4.10"
May 68.1° 45.5° 56.8° 4.28"
June 77.7° 55.9° 66.8° 5.63"
July 82.8° 60.5° 71.7° 3.75"
August 81.1° 59.2° 70.1° 3.79"
September 74.2° 51.3° 62.7° 3.77"
October 61.5° 39.7° 50.6° 3.01"
November 46.5° 28.5° 37.5° 2.28"
December 35.0° 18.3° 26.7° 2.09"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station HALES CORNERS/WHITNALL PARK/BO, WI US (ID: USC00473391) • 1.5 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 HALES CORNERS/WHITNALL PARK/BO, WI 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. 30.0 39.0 48.0 57.0 66.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 48.0°F 2012: Annual mean 49.3°F 2013: Annual mean 46.0°F 2014: Annual mean 44.0°F 2015: Annual mean 47.4°F 2016: Annual mean 49.4°F 2017: Annual mean 48.3°F 2018: Annual mean 45.7°F 2019: Annual mean 44.8°F 2022: Annual mean 46.5°F 2023: Annual mean 49.9°F 2010: Annual mean of daily highs 59.0°F 2012: Annual mean of daily highs 62.2°F 2013: Annual mean of daily highs 56.2°F 2014: Annual mean of daily highs 53.9°F 2015: Annual mean of daily highs 57.8°F 2016: Annual mean of daily highs 59.6°F 2017: Annual mean of daily highs 58.9°F 2018: Annual mean of daily highs 56.8°F 2019: Annual mean of daily highs 56.4°F 2022: Annual mean of daily highs 56.7°F 2023: Annual mean of daily highs 59.1°F 2010: Annual mean of daily lows 37.0°F 2011: Annual mean of daily lows 35.0°F 2012: Annual mean of daily lows 36.4°F 2013: Annual mean of daily lows 35.7°F 2014: Annual mean of daily lows 34.0°F 2015: Annual mean of daily lows 37.0°F 2016: Annual mean of daily lows 39.1°F 2017: Annual mean of daily lows 37.6°F 2018: Annual mean of daily lows 34.7°F 2019: Annual mean of daily lows 33.2°F 2020: Annual mean of daily lows 34.5°F 2021: Annual mean of daily lows 33.9°F 2022: Annual mean of daily lows 36.3°F 2023: Annual mean of daily lows 40.6°F 2025: Annual mean of daily lows 38.2°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 48.0 59.0 37.0
2011 Unavailable Unavailable 35.0
2012 49.3 62.2 36.4
2013 46.0 56.2 35.7
2014 44.0 53.9 34.0
2015 47.4 57.8 37.0
2016 49.4 59.6 39.1
2017 48.3 58.9 37.6
2018 45.7 56.8 34.7
2019 44.8 56.4 33.2
2020 Unavailable Unavailable 34.5
2021 Unavailable Unavailable 33.9
2022 46.5 56.7 36.3
2023 49.9 59.1 40.6
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable 38.2
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.