Scott County Climate
Scott County, Iowa
Avg Annual Temp
50.3°F
Annual Precip
36.6"
Annual Snowfall
—
Extreme Heat Days
15.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Scott County Weather
Scott County Faces a Temperate Continental Climate
The county averages 50.3°F annually, which is warmer than the state average but still trails the national median. It sits in a transitional zone where Midwest cold meets slightly more temperate southern influences.
A Warmer Pocket in the Hawkeye State
At 50.3°F, Scott County is notably warmer than the Iowa state average of 48.0°F. It ranks among the warmer counties in the state due to its southern and eastern location along the Mississippi River.
Standard Precipitation for the Region
Scott County receives 36.6 inches of precipitation annually, which closely mirrors the Iowa state average of 36.1 inches. This consistent moisture supports the lush landscapes typical of the Quad Cities area.
Warm Summers and Chilly Riverfront Winters
July brings an average temperature of 74.6°F and 16 days of extreme heat reaching above 90°F. January averages a cold 22.1°F, though specific local snowfall data is currently unavailable in the records.
Prioritize Cooling and Humidity Control
With 16 days of extreme heat and warm 72.9°F summer averages, efficient HVAC systems are a priority for residents. Outdoor planning should account for a July peak that is warmer than much of northern Iowa.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.