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Dyersville city, Iowa

Official LSAD Designation: Dyersville city • Census GEOID: 1923115 • Delaware County / Dubuque County

Climate Normals & Weather Observations

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

Reference Weather Station: CASCADE, IA US (ID: USC00131257) • Located 13.8 miles from community center • Elevation: 248.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 27.4° 11.4° 19.4° 1.26"
February 31.8° 14.7° 23.3° 1.45"
March 44.9° 26.2° 35.5° 2.15"
April 58.8° 37.0° 47.9° 3.97"
May 70.4° 48.9° 59.7° 4.21"
June 79.9° 59.5° 69.7° 5.96"
July 83.1° 62.6° 72.8° 4.53"
August 81.3° 60.0° 70.7° 4.65"
September 75.0° 51.1° 63.0° 3.79"
October 61.8° 38.5° 50.2° 3.26"
November 46.2° 28.0° 37.1° 2.33"
December 32.8° 17.7° 25.3° 1.75"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station CASCADE, IA US (ID: USC00131257) • 13.8 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 CASCADE, 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. 30.0 38.8 47.5 56.3 65.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 47.5°F 2011: Annual mean 47.4°F 2012: Annual mean 50.6°F 2014: Annual mean 43.8°F 2016: Annual mean 50.4°F 2017: Annual mean 49.9°F 2020: Annual mean 48.1°F 2022: Annual mean 46.2°F 2025: Annual mean 47.6°F 2010: Annual mean of daily highs 58.1°F 2011: Annual mean of daily highs 57.8°F 2012: Annual mean of daily highs 62.0°F 2014: Annual mean of daily highs 54.2°F 2016: Annual mean of daily highs 60.0°F 2017: Annual mean of daily highs 60.1°F 2018: Annual mean of daily highs 57.6°F 2020: Annual mean of daily highs 57.8°F 2021: Annual mean of daily highs 58.6°F 2022: Annual mean of daily highs 56.4°F 2023: Annual mean of daily highs 59.8°F 2025: Annual mean of daily highs 58.4°F 2010: Annual mean of daily lows 36.9°F 2011: Annual mean of daily lows 37.1°F 2012: Annual mean of daily lows 39.1°F 2014: Annual mean of daily lows 33.5°F 2016: Annual mean of daily lows 40.8°F 2017: Annual mean of daily lows 39.7°F 2020: Annual mean of daily lows 38.5°F 2022: Annual mean of daily lows 36.1°F 2025: Annual mean of daily lows 36.8°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 47.5 58.1 36.9
2011 47.4 57.8 37.1
2012 50.6 62.0 39.1
2013 Unavailable Unavailable Unavailable
2014 43.8 54.2 33.5
2015 Unavailable Unavailable Unavailable
2016 50.4 60.0 40.8
2017 49.9 60.1 39.7
2018 Unavailable 57.6 Unavailable
2019 Unavailable Unavailable Unavailable
2020 48.1 57.8 38.5
2021 Unavailable 58.6 Unavailable
2022 46.2 56.4 36.1
2023 Unavailable 59.8 Unavailable
2024 Unavailable Unavailable Unavailable
2025 47.6 58.4 36.8
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.