Selby-on-the-Bay Weather in September

What's the weather like in Selby-on-the-Bay (Maryland) in September 2025?

The climate in Selby-on-the-Bay during September can be summarized as warm, humid and a little damp.

September is in the fall / autumn in Selby-on-the-Bay and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 14°C (58°F) is normal.

Selby-on-the-Bay weather averages (imperial / metric)
Daytime temperature 26.2°C 79.2°F
Nightly temperature 14.4°C 57.9°F
Average temperature 20.3°C 68.5°F
Daily sunshine 8.1 hrs
Avg rainfall 92 mm 3.6 ins
Rainy days 7 days
Sea temperature 21.7°C 71.1°F
Humidity 72%
Windspeed 13kph 8 mph

On average September is the 6th wettest month of the year in Selby-on-the-Bay with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.1 hours of sunshine per day.

September temperatures in Selby-on-the-Bay

Selby-on-the-Bay average temperature in September

September rainfall

Selby-on-the-Bay average rain in September

September hourly sunshine

Selby-on-the-Bay 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 Selby-on-the-Bay 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

Selby-on-the-Bay weather stats

Selby-on-the-Bay weather statistics
Hottest month: July 30.2°C 86.4°F
Driest month: February 75mm 3ins
Sunniest month: July 9.9hrs
Coldest month: January 5.1°C 41.2°F
Wettest month: August 109mm 4.3ins
Map showing location of Selby-on-the-Bay (38.91622, -76.52246) Selby-on-the-Bay map pin © Google

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