Portage Weather in September

What's the weather like in Portage (Indiana) in September 2024?

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

September is in the fall / autumn in Portage and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 12°C (54°F) is normal.

Portage weather averages (imperial / metric)
Daytime temperature 23.9°C 74.9°F
Nightly temperature 12°C 53.5°F
Average temperature 17.9°C 64.2°F
Daily sunshine 8.3 hrs
Avg rainfall 98 mm 3.9 ins
Rainy days 9 days
Sea temperature 19.7°C 67.5°F
Humidity 73%
Windspeed 15.1kph 9 mph

On average September is the 2nd wettest month of the year in Portage with around 98mm 3.9 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 8.3 hours of sunshine per day.

September temperatures in Portage

Portage average temperature in September

September rainfall

Portage average rain in September

September hourly sunshine

Portage 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 Portage in September 2024.