New Roads Weather in September

What's the weather like in New Roads (Louisiana) in September 2025?

The climate in New Roads during September can be summarized as hot, humid and damp.

September is in the fall / autumn in New Roads and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 20°C (68°F) is normal.

New Roads weather averages (imperial / metric)
Daytime temperature 30.9°C 87.6°F
Nightly temperature 19.7°C 67.5°F
Average temperature 25.3°C 77.5°F
Daily sunshine 8.3 hrs
Avg rainfall 116 mm 4.6 ins
Rainy days 9 days
Sea temperature 28.4°C 83.1°F
Humidity 77%
Windspeed 11.5kph 7 mph

On average September is the 3rd driest month of the year in New Roads with around 116mm 4.6 inches of rain making it a 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 New Roads

New Roads average temperature in September

September rainfall

New Roads average rain in September

September hourly sunshine

New Roads 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 New Roads 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

New Roads weather stats

New Roads weather statistics
Hottest month: July 32.9°C 91.2°F
Driest month: October 91mm 3.6ins
Sunniest month: October 8.4hrs
Coldest month: January 15°C 59°F
Wettest month: December 154mm 6.1ins
Map showing location of New Roads (30.70157, -91.43622) New Roads map pin © Google

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