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Denmark CDP, Iowa

Official LSAD Designation: Denmark CDP • Census GEOID: 1919990 • Lee County

Climate Normals & Weather Observations

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

Reference Weather Station: FT MADISON, IA US (ID: USC00133007) • Located 7.7 miles from community center • Elevation: 161.5 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 32.8° 16.9° 24.8° 1.69"
February 37.5° 20.9° 29.2° 1.93"
March 49.9° 31.6° 40.8° 2.72"
April 62.2° 42.5° 52.4° 3.97"
May 72.3° 53.8° 63.1° 5.11"
June 81.5° 63.4° 72.5° 5.16"
July 85.1° 67.5° 76.3° 4.06"
August 83.8° 65.6° 74.7° 3.80"
September 77.1° 57.2° 67.1° 3.51"
October 64.2° 45.2° 54.7° 3.06"
November 49.7° 32.8° 41.3° 2.43"
December 37.6° 22.7° 30.2° 1.92"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station FT MADISON, IA US (ID: USC00133007) • 7.7 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 FT MADISON, IA 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. 36.0 44.3 52.5 60.8 69.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 53.6°F 2012: Annual mean 56.5°F 2014: Annual mean 48.4°F 2015: Annual mean 51.9°F 2016: Annual mean 53.8°F 2017: Annual mean 54.1°F 2018: Annual mean 52.1°F 2019: Annual mean 51.6°F 2020: Annual mean 53.2°F 2021: Annual mean 53.8°F 2022: Annual mean 52.2°F 2011: Annual mean of daily highs 62.4°F 2012: Annual mean of daily highs 66.1°F 2013: Annual mean of daily highs 60.3°F 2014: Annual mean of daily highs 57.4°F 2015: Annual mean of daily highs 60.7°F 2016: Annual mean of daily highs 62.1°F 2017: Annual mean of daily highs 63.4°F 2018: Annual mean of daily highs 61.0°F 2019: Annual mean of daily highs 60.2°F 2020: Annual mean of daily highs 61.8°F 2021: Annual mean of daily highs 62.1°F 2022: Annual mean of daily highs 61.7°F 2011: Annual mean of daily lows 44.8°F 2012: Annual mean of daily lows 46.8°F 2014: Annual mean of daily lows 39.3°F 2015: Annual mean of daily lows 43.1°F 2016: Annual mean of daily lows 45.5°F 2017: Annual mean of daily lows 44.8°F 2018: Annual mean of daily lows 43.3°F 2019: Annual mean of daily lows 43.1°F 2020: Annual mean of daily lows 44.5°F 2021: Annual mean of daily lows 45.4°F 2022: Annual mean of daily lows 42.8°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 Unavailable Unavailable Unavailable
2011 53.6 62.4 44.8
2012 56.5 66.1 46.8
2013 Unavailable 60.3 Unavailable
2014 48.4 57.4 39.3
2015 51.9 60.7 43.1
2016 53.8 62.1 45.5
2017 54.1 63.4 44.8
2018 52.1 61.0 43.3
2019 51.6 60.2 43.1
2020 53.2 61.8 44.5
2021 53.8 62.1 45.4
2022 52.2 61.7 42.8
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.