Langdon Weather in September

What's the weather like in Langdon (North Dakota) in September 2025?

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

September is in the fall / autumn in Langdon and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 5°C (41°F) is normal.

Langdon weather averages (imperial / metric)
Daytime temperature 18.8°C 65.8°F
Nightly temperature 5.1°C 41.1°F
Average temperature 11.9°C 53.4°F
Daily sunshine 6.9 hrs
Avg rainfall 49 mm 1.9 ins
Rainy days 9 days
Sea temperature 13.8°C 56.8°F
Humidity 69%
Windspeed 16.9kph 11 mph

On average September is the 5th wettest month of the year in Langdon with around 49mm 1.9 inches of rain making it a reasonably dry 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 6.9 hours of sunshine per day.

September temperatures in Langdon

Langdon average temperature in September

September rainfall

Langdon average rain in September

September hourly sunshine

Langdon 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 Langdon 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

Langdon weather stats

Langdon weather statistics
Hottest month: July 25.5°C 77.9°F
Driest month: February 11mm 0.4ins
Sunniest month: July 11hrs
Coldest month: January -12.8°C 9°F
Wettest month: June 79mm 3.1ins
Map showing location of Langdon (48.76, -98.36817) Langdon map pin © Google

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