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Union City city, Tennessee

Official LSAD Designation: Union City city • Census GEOID: 4775940 • Obion County

Climate Normals & Weather Observations

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

Reference Weather Station: UNION CITY, TN US (ID: USC00409219) • Located 2.6 miles from community center • Elevation: 106.7 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 44.5° 26.9° 35.7° 3.97"
February 49.2° 29.6° 39.4° 4.64"
March 58.6° 37.4° 48.0° 5.23"
April 69.3° 46.5° 57.9° 5.22"
May 78.1° 57.3° 67.7° 5.56"
June 85.9° 65.7° 75.8° 4.41"
July 88.4° 68.6° 78.5° 4.05"
August 88.0° 65.8° 76.9° 3.34"
September 82.5° 58.1° 70.3° 3.81"
October 71.8° 46.0° 58.9° 3.96"
November 58.5° 36.3° 47.4° 4.43"
December 48.0° 30.0° 39.0° 5.17"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station UNION CITY, TN US (ID: USC00409219) • 2.6 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 UNION CITY, TN 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. 43.0 51.0 59.0 67.0 75.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 57.7°F 2012: Annual mean 60.0°F 2013: Annual mean 56.0°F 2015: Annual mean 57.8°F 2016: Annual mean 59.5°F 2017: Annual mean 59.2°F 2018: Annual mean 57.7°F 2019: Annual mean 58.1°F 2020: Annual mean 58.3°F 2021: Annual mean 58.3°F 2022: Annual mean 57.3°F 2023: Annual mean 60.2°F 2010: Annual mean of daily highs 69.1°F 2011: Annual mean of daily highs 68.9°F 2012: Annual mean of daily highs 71.8°F 2013: Annual mean of daily highs 66.1°F 2015: Annual mean of daily highs 68.2°F 2016: Annual mean of daily highs 70.0°F 2017: Annual mean of daily highs 69.4°F 2018: Annual mean of daily highs 67.5°F 2019: Annual mean of daily highs 68.2°F 2020: Annual mean of daily highs 68.0°F 2021: Annual mean of daily highs 68.4°F 2022: Annual mean of daily highs 68.3°F 2023: Annual mean of daily highs 71.3°F 2024: Annual mean of daily highs 71.5°F 2010: Annual mean of daily lows 46.2°F 2012: Annual mean of daily lows 48.2°F 2013: Annual mean of daily lows 45.8°F 2015: Annual mean of daily lows 47.5°F 2016: Annual mean of daily lows 49.0°F 2017: Annual mean of daily lows 49.0°F 2018: Annual mean of daily lows 47.8°F 2019: Annual mean of daily lows 47.9°F 2020: Annual mean of daily lows 48.6°F 2021: Annual mean of daily lows 48.2°F 2022: Annual mean of daily lows 46.4°F 2023: Annual mean of daily lows 49.2°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 57.7 69.1 46.2
2011 Unavailable 68.9 Unavailable
2012 60.0 71.8 48.2
2013 56.0 66.1 45.8
2014 Unavailable Unavailable Unavailable
2015 57.8 68.2 47.5
2016 59.5 70.0 49.0
2017 59.2 69.4 49.0
2018 57.7 67.5 47.8
2019 58.1 68.2 47.9
2020 58.3 68.0 48.6
2021 58.3 68.4 48.2
2022 57.3 68.3 46.4
2023 60.2 71.3 49.2
2024 Unavailable 71.5 Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.