Conrad Weather in September

What's the weather like in Conrad (Montana) in September 2025?

The climate in Conrad during September can be summarized as mild and dry.

September is in the fall / autumn in Conrad and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 20°C (69°F), whilst at night 5°C (42°F) is normal.

Conrad weather averages (imperial / metric)
Daytime temperature 20.3°C 68.5°F
Nightly temperature 5.4°C 41.6°F
Average temperature 12.8°C 55°F
Daily sunshine 8.5 hrs
Avg rainfall 27 mm 1.1 ins
Rainy days 6 days
Sea temperature 12.9°C 55.1°F
Humidity 57%
Windspeed 15.8kph 10 mph

On average September is the 5th wettest month of the year in Conrad with around 27mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.5 hours of sunshine per day.

September temperatures in Conrad

Conrad average temperature in September

September rainfall

Conrad average rain in September

September hourly sunshine

Conrad 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 Conrad in September 2025.

Other monthly averages

Best places to visit in September

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Beta

Current (hourly) weather 15 day forecast

Conrad weather stats

Conrad weather statistics
Hottest month: July 26.7°C 80.1°F
Driest month: February 7mm 0.3ins
Sunniest month: July 12.8hrs
Coldest month: January -1.6°C 29.1°F
Wettest month: June 66mm 2.6ins
Map showing location of Conrad (48.17025, -111.94613) Conrad map pin © Google

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