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Napoleon city, Missouri

Official LSAD Designation: Napoleon city • Census GEOID: 2951140 • Lafayette County

Climate Normals & Weather Observations

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

Reference Weather Station: RICHMOND 3S, MO US (ID: USC00237116) • Located 10.1 miles from community center • Elevation: 213.4 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 37.5° 14.9° 26.2° 1.28"
February 42.4° 19.9° 31.1° 1.64"
March 53.9° 29.9° 41.9° 2.73"
April 64.8° 39.8° 52.3° 4.12"
May 74.4° 51.2° 62.8° 6.31"
June 83.2° 61.3° 72.3° 5.38"
July 87.2° 66.1° 76.7° 4.92"
August 85.7° 62.5° 74.1° 4.18"
September 78.6° 54.4° 66.5° 4.04"
October 67.2° 41.4° 54.3° 3.35"
November 53.1° 29.9° 41.5° 2.41"
December 41.6° 20.6° 31.1° 1.70"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station RICHMOND 3S, MO US (ID: USC00237116) • 10.1 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 RICHMOND 3S, MO 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. 37.0 46.0 55.0 64.0 73.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 53.3°F 2011: Annual mean 53.0°F 2012: Annual mean 56.6°F 2013: Annual mean 51.5°F 2014: Annual mean 51.2°F 2015: Annual mean 53.7°F 2016: Annual mean 54.8°F 2017: Annual mean 54.2°F 2018: Annual mean 52.3°F 2019: Annual mean 51.7°F 2020: Annual mean 52.8°F 2021: Annual mean 53.5°F 2010: Annual mean of daily highs 64.4°F 2011: Annual mean of daily highs 64.5°F 2012: Annual mean of daily highs 69.4°F 2013: Annual mean of daily highs 62.6°F 2014: Annual mean of daily highs 62.2°F 2015: Annual mean of daily highs 65.3°F 2016: Annual mean of daily highs 66.6°F 2017: Annual mean of daily highs 66.1°F 2018: Annual mean of daily highs 64.0°F 2019: Annual mean of daily highs 62.2°F 2020: Annual mean of daily highs 64.0°F 2021: Annual mean of daily highs 65.2°F 2010: Annual mean of daily lows 42.2°F 2011: Annual mean of daily lows 41.6°F 2012: Annual mean of daily lows 43.7°F 2013: Annual mean of daily lows 40.5°F 2014: Annual mean of daily lows 40.1°F 2015: Annual mean of daily lows 42.2°F 2016: Annual mean of daily lows 43.0°F 2017: Annual mean of daily lows 42.3°F 2018: Annual mean of daily lows 40.5°F 2019: Annual mean of daily lows 41.2°F 2020: Annual mean of daily lows 41.6°F 2021: Annual mean of daily lows 41.9°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 53.3 64.4 42.2
2011 53.0 64.5 41.6
2012 56.6 69.4 43.7
2013 51.5 62.6 40.5
2014 51.2 62.2 40.1
2015 53.7 65.3 42.2
2016 54.8 66.6 43.0
2017 54.2 66.1 42.3
2018 52.3 64.0 40.5
2019 51.7 62.2 41.2
2020 52.8 64.0 41.6
2021 53.5 65.2 41.9
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.