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Hartland CDP, Michigan

Official LSAD Designation: Hartland CDP • Census GEOID: 2637020 • Livingston County

Climate Normals & Weather Observations

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

Reference Weather Station: MILFORD GM PROVING GROUND, MI US (ID: USC00205452) • Located 6.6 miles from community center • Elevation: 295.7 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 30.9° 14.7° 22.8° 2.06"
February 34.0° 15.1° 24.5° 1.91"
March 44.7° 23.7° 34.2° 2.16"
April 57.6° 34.9° 46.3° 3.07"
May 69.6° 46.0° 57.8° 3.66"
June 78.4° 55.8° 67.1° 3.58"
July 82.3° 59.6° 71.0° 3.20"
August 80.1° 58.4° 69.3° 3.32"
September 73.5° 51.0° 62.2° 3.51"
October 60.7° 40.0° 50.4° 2.88"
November 47.2° 29.5° 38.3° 2.64"
December 35.5° 20.8° 28.1° 2.10"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MILFORD GM PROVING GROUND, MI US (ID: USC00205452) • 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 MILFORD GM PROVING GROUND, MI 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. 32.0 40.0 48.0 56.0 64.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 48.3°F 2012: Annual mean 50.4°F 2014: Annual mean 44.9°F 2016: Annual mean 49.8°F 2017: Annual mean 49.1°F 2010: Annual mean of daily highs 58.5°F 2012: Annual mean of daily highs 60.9°F 2014: Annual mean of daily highs 55.0°F 2016: Annual mean of daily highs 60.0°F 2017: Annual mean of daily highs 59.1°F 2018: Annual mean of daily highs 57.7°F 2010: Annual mean of daily lows 38.0°F 2012: Annual mean of daily lows 39.9°F 2014: Annual mean of daily lows 34.8°F 2016: Annual mean of daily lows 39.7°F 2017: Annual mean of daily lows 39.0°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 48.3 58.5 38.0
2011 Unavailable Unavailable Unavailable
2012 50.4 60.9 39.9
2013 Unavailable Unavailable Unavailable
2014 44.9 55.0 34.8
2015 Unavailable Unavailable Unavailable
2016 49.8 60.0 39.7
2017 49.1 59.1 39.0
2018 Unavailable 57.7 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.