Owatonna Weather in September

What's the weather like in Owatonna (Minnesota) in September 2024?

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

September is in the fall / autumn in Owatonna and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 9°C (49°F) is normal.

Owatonna weather averages (imperial / metric)
Daytime temperature 22.1°C 71.8°F
Nightly temperature 9.3°C 48.7°F
Average temperature 15.7°C 60.3°F
Daily sunshine 8.2 hrs
Avg rainfall 84 mm 3.3 ins
Rainy days 10 days
Sea temperature 16.8°C 62.3°F
Humidity 73%
Windspeed 17.6kph 11 mph

On average September is the 5th wettest month of the year in Owatonna with around 84mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.2 hours of sunshine per day.

September temperatures in Owatonna

Owatonna average temperature in September

September rainfall

Owatonna average rain in September

September hourly sunshine

Owatonna 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 Owatonna in September 2024.