Iowa City Weather in October

What's the weather like in Iowa City (Iowa) in October 2025?

The climate in Iowa City during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in Iowa City and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 18°C (65°F), whilst at night 6°C (43°F) is normal.

Iowa City weather averages (imperial / metric)
Daytime temperature 18.4°C 65°F
Nightly temperature 5.9°C 42.5°F
Average temperature 12.1°C 53.8°F
Daily sunshine 7.3 hrs
Avg rainfall 62 mm 2.4 ins
Rainy days 8 days
Sea temperature 14.9°C 58.9°F
Humidity 69%
Windspeed 16.9kph 11 mph

On average October is the 6th driest month of the year in Iowa City with around 62mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.3 hours of sunshine per day.

October temperatures in Iowa City

Iowa City average temperature in October

October rainfall

Iowa City average rain in October

October hourly sunshine

Iowa City average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Iowa City in October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Iowa City weather stats

Iowa City weather statistics
Hottest month: July 30°C 86°F
Driest month: February 24mm 0.9ins
Sunniest month: July 11hrs
Coldest month: January -2.2°C 28°F
Wettest month: June 109mm 4.3ins
Map showing location of Iowa City (41.66113, -91.53017) Iowa City map pin © Google

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