New Smyrna Beach Weather in September

What's the weather like in New Smyrna Beach (Florida) in September 2025?

The climate in New Smyrna Beach during September can be summarized as hot, humid and wet.

September is in the fall / autumn in New Smyrna Beach and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 22°C (72°F) is normal.

New Smyrna Beach weather averages (imperial / metric)
Daytime temperature 30.6°C 87.1°F
Nightly temperature 22.4°C 72.3°F
Average temperature 26.5°C 79.7°F
Daily sunshine 8.2 hrs
Avg rainfall 174 mm 6.9 ins
Rainy days 13 days
Sea temperature 28.4°C 83.1°F
Humidity 79%
Windspeed 11.9kph 7 mph

On average September is the wettest month of the year in New Smyrna Beach with around 174mm 6.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 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 New Smyrna Beach

New Smyrna Beach average temperature in September

September rainfall

New Smyrna Beach average rain in September

September hourly sunshine

New Smyrna Beach 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 Smyrna Beach 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 Smyrna Beach weather stats

New Smyrna Beach weather statistics
Hottest month: July 32°C 89.6°F
Driest month: December 57mm 2.2ins
Sunniest month: March 9.4hrs
Coldest month: January 20.1°C 68.2°F
Wettest month: September 174mm 6.9ins
Map showing location of New Smyrna Beach (29.02582, -80.927) New Smyrna Beach map pin © Google

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