Poquoson Weather in September

What's the weather like in Poquoson (Virginia) in September 2025?

The climate in Poquoson during September can be summarized as warm, humid and damp.

September is in the fall / autumn in Poquoson and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 17°C (63°F) is normal.

Poquoson weather averages (imperial / metric)
Daytime temperature 26.4°C 79.4°F
Nightly temperature 17.1°C 62.7°F
Average temperature 21.7°C 71.1°F
Daily sunshine 8.3 hrs
Avg rainfall 109 mm 4.3 ins
Rainy days 8 days
Sea temperature 22.8°C 73°F
Humidity 75%
Windspeed 14.4kph 9 mph

On average September is the 3rd wettest month of the year in Poquoson with around 109mm 4.3 inches of rain making it a damp time to visit. This rainfall is typically spread over 8 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 Poquoson

Poquoson average temperature in September

September rainfall

Poquoson average rain in September

September hourly sunshine

Poquoson 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 Poquoson 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

Poquoson weather stats

Poquoson weather statistics
Hottest month: July 29.9°C 85.8°F
Driest month: April 75mm 3ins
Sunniest month: June 10.2hrs
Coldest month: January 8.1°C 46.6°F
Wettest month: August 122mm 4.8ins
Map showing location of Poquoson (37.12237, -76.34578) Poquoson map pin © Google

Locations nearby

Top United States locations