Skip to main content

Middle Amana CDP, Iowa

Official LSAD Designation: Middle Amana CDP • Census GEOID: 1951600 • Iowa County

Climate Normals & Weather Observations

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

Reference Weather Station: WILLIAMSBURG 1E, IA US (ID: USC00139067) • Located 10.3 miles from community center • Elevation: 237.7 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 28.4° 10.4° 19.4° 1.16"
February 33.0° 14.3° 23.7° 1.46"
March 46.5° 25.8° 36.1° 2.19"
April 60.4° 36.4° 48.4° 3.92"
May 71.3° 48.9° 60.1° 4.85"
June 80.5° 59.4° 69.9° 4.80"
July 84.0° 62.6° 73.3° 4.32"
August 82.1° 59.7° 70.9° 4.47"
September 76.3° 50.7° 63.5° 3.80"
October 63.0° 38.6° 50.8° 2.83"
November 47.3° 26.9° 37.1° 2.20"
December 34.2° 16.3° 25.3° 1.69"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station WILLIAMSBURG 1E, IA US (ID: USC00139067) • 10.3 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 WILLIAMSBURG 1E, 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. 32.0 40.8 49.5 58.3 67.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 47.9°F 2012: Annual mean 51.3°F 2016: Annual mean 51.1°F 2018: Annual mean 47.8°F 2019: Annual mean 46.9°F 2021: Annual mean 49.4°F 2022: Annual mean 47.2°F 2023: Annual mean 50.7°F 2024: Annual mean 51.4°F 2025: Annual mean 49.6°F 2010: Annual mean of daily highs 58.8°F 2012: Annual mean of daily highs 63.4°F 2015: Annual mean of daily highs 59.8°F 2016: Annual mean of daily highs 61.7°F 2017: Annual mean of daily highs 61.7°F 2018: Annual mean of daily highs 58.6°F 2019: Annual mean of daily highs 57.3°F 2021: Annual mean of daily highs 60.0°F 2022: Annual mean of daily highs 58.9°F 2023: Annual mean of daily highs 62.2°F 2024: Annual mean of daily highs 62.8°F 2025: Annual mean of daily highs 61.1°F 2010: Annual mean of daily lows 37.0°F 2012: Annual mean of daily lows 39.1°F 2016: Annual mean of daily lows 40.6°F 2018: Annual mean of daily lows 37.0°F 2019: Annual mean of daily lows 36.4°F 2021: Annual mean of daily lows 38.7°F 2022: Annual mean of daily lows 35.5°F 2023: Annual mean of daily lows 39.1°F 2024: Annual mean of daily lows 40.0°F 2025: Annual mean of daily lows 38.0°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 47.9 58.8 37.0
2011 Unavailable Unavailable Unavailable
2012 51.3 63.4 39.1
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable 59.8 Unavailable
2016 51.1 61.7 40.6
2017 Unavailable 61.7 Unavailable
2018 47.8 58.6 37.0
2019 46.9 57.3 36.4
2020 Unavailable Unavailable Unavailable
2021 49.4 60.0 38.7
2022 47.2 58.9 35.5
2023 50.7 62.2 39.1
2024 51.4 62.8 40.0
2025 49.6 61.1 38.0
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.