Muscatine County Climate
Muscatine County, Iowa
Avg Annual Temp
50.3°F
Annual Precip
39.1"
Annual Snowfall
26.4"
Extreme Heat Days
19.85
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Muscatine County Weather
Wet and Temperate for Iowa
Muscatine County averages 50.3°F annually, which is cooler than the national median but high for the state. It is relatively wet, receiving 39.1 inches of precipitation.
Warmer and Wetter Than Average
The county is 2.3 degrees warmer than the 48.0°F Iowa state average. It also exceeds the state average precipitation by 3 inches per year.
Damp and Mild Regionally
Muscatine is much wetter than Monona County and warmer than Mitchell County. Its 26.4 inches of snow is lower than most northern Iowa neighbors.
Twenty Days of Extreme Heat
Summer temperatures peak at a July average of 74.5°F with 20 days over 90°F. Winters feature a 25.6°F average and 26.4 inches of snowfall.
Manage the High Humidity
The 39.1 inches of precipitation and warm summers mean residents should plan for humidity and moisture control. Winter preparation is less about snow and more about the 22.2°F January lows.
Frequently Asked Questions
What is the average temperature in Muscatine County?
How much rain does Muscatine County get?
Does it snow in Muscatine County?
How hot does Muscatine County get in summer?
How cold are winters in Muscatine County?
Track your own weather in Muscatine County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.