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Flat Rock city, Michigan

Official LSAD Designation: Flat Rock city • Census GEOID: 2628360 • Monroe County / Wayne County

Climate Normals & Weather Observations

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

Reference Weather Station: CARLETON 2W, MI US (ID: USC00201250) • Located 8.8 miles from community center • Elevation: 191.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 32.8° 16.8° 24.8° 2.18"
February 35.6° 17.6° 26.6° 1.92"
March 45.7° 26.9° 36.3° 2.53"
April 58.6° 37.3° 47.9° 3.19"
May 70.1° 48.4° 59.3° 3.91"
June 79.5° 58.4° 69.0° 3.42"
July 83.5° 61.8° 72.7° 3.25"
August 81.4° 60.3° 70.9° 3.43"
September 74.9° 52.7° 63.8° 3.38"
October 62.4° 42.1° 52.3° 2.93"
November 48.9° 31.7° 40.3° 2.53"
December 37.7° 23.5° 30.6° 2.28"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station CARLETON 2W, MI US (ID: USC00201250) • 8.8 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 CARLETON 2W, 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. 34.0 42.0 50.0 58.0 66.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 50.6°F 2012: Annual mean 52.6°F 2014: Annual mean 46.7°F 2015: Annual mean 49.3°F 2016: Annual mean 51.7°F 2010: Annual mean of daily highs 60.1°F 2012: Annual mean of daily highs 63.2°F 2014: Annual mean of daily highs 56.3°F 2015: Annual mean of daily highs 59.0°F 2016: Annual mean of daily highs 61.3°F 2010: Annual mean of daily lows 41.1°F 2012: Annual mean of daily lows 42.0°F 2014: Annual mean of daily lows 37.0°F 2015: Annual mean of daily lows 39.7°F 2016: Annual mean of daily lows 42.1°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 50.6 60.1 41.1
2011 Unavailable Unavailable Unavailable
2012 52.6 63.2 42.0
2013 Unavailable Unavailable Unavailable
2014 46.7 56.3 37.0
2015 49.3 59.0 39.7
2016 51.7 61.3 42.1
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.