Rock Rapids Weather in August

What's the weather like in Rock Rapids (Iowa) in August 2025?

The climate in Rock Rapids during August can be summarized as warm and a little damp.

August is in the summer in Rock Rapids and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 15°C (58°F) is normal.

Rock Rapids weather averages (imperial / metric)
Daytime temperature 28.6°C 83.5°F
Nightly temperature 14.6°C 58.3°F
Average temperature 21.6°C 70.9°F
Daily sunshine 10.5 hrs
Avg rainfall 93 mm 3.7 ins
Rainy days 9 days
Sea temperature 18.3°C 65°F
Humidity 70%
Windspeed 16.9kph 11 mph

On average August is the 2nd wettest month of the year in Rock Rapids with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.5 hours of sunshine per day.

August temperatures in Rock Rapids

Rock Rapids average temperature in August

August rainfall

Rock Rapids average rain in August

August hourly sunshine

Rock Rapids average rain in August

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 Rock Rapids in August 2025.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Rock Rapids weather stats

Rock Rapids weather statistics
Hottest month: July 29.9°C 85.8°F
Driest month: January 12mm 0.5ins
Sunniest month: July 11.8hrs
Coldest month: January -4.5°C 23.9°F
Wettest month: June 104mm 4.1ins
Map showing location of Rock Rapids (43.42719, -96.17586) Rock Rapids map pin © Google

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