Logan Weather in September

What's the weather like in Logan (Iowa) in September 2025?

The climate in Logan during September can be summarized as mild and a little damp.

September is in the fall / autumn in Logan and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (76°F), whilst at night 11°C (52°F) is normal.

Logan weather averages (imperial / metric)
Daytime temperature 24.4°C 75.8°F
Nightly temperature 11.1°C 51.9°F
Average temperature 17.7°C 63.9°F
Daily sunshine 8.7 hrs
Avg rainfall 87 mm 3.4 ins
Rainy days 9 days
Sea temperature 18.6°C 65.6°F
Humidity 72%
Windspeed 15.8kph 10 mph

On average September is the 5th wettest month of the year in Logan with around 87mm 3.4 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 8.7 hours of sunshine per day.

September temperatures in Logan

Logan average temperature in September

September rainfall

Logan average rain in September

September hourly sunshine

Logan average rain in September

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 Logan in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Logan weather stats

Logan weather statistics
Hottest month: July 30.6°C 87.1°F
Driest month: January 20mm 0.8ins
Sunniest month: July 11.5hrs
Coldest month: January -1.7°C 28.9°F
Wettest month: May 114mm 4.5ins
Map showing location of Logan (41.64305, -95.7889) Logan map pin © Google

Locations nearby

Top United States locations