Weather in Maryland, United States in September

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Visiting Maryland, United States in September

September is one of the best months to visit Maryland for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 7.1cm (2.8inches) making it mostly dry with only intermittent light showers. There are only 11.9 days with some rainfall so you can still enjoy the beach on the majority of days. Sea temperatures are a moderate 20°C (69°F). September is a pleasant month for swimming in Maryland though some people may prefer warmer water.

Also consider visiting Maryland in one of the other best months of June, July, August, for the best beach weather.

Also consider one of our other suggestions for September.

Can you sunbathe in Maryland in September?

Yes, September is a good time for sunbathing in Maryland.

September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 7.1cm (2.8inches) making it mostly dry with only intermittent light showers. There are only 11.9 days with some rainfall so you can still enjoy the beach on the majority of days.

More about September temperature and sunshine.

Can you swim in Maryland in September?

Yes, September is a pleasant month for swimming in Maryland with moderate sea temperatures 20°C (69°F).

More about September sea temperatures.

Is September a good time to holiday in Maryland?

Yes, September is a good time for a holiday in Maryland.

September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 7.1cm (2.8inches) making it mostly dry with only intermittent light showers. There are only 11.9 days with some rainfall so you can still enjoy the beach on the majority of days. Sea temperatures are a moderate 20°C (69°F). September is a pleasant month for swimming in Maryland though some people may prefer warmer water.

More about the September temperatures and sunshine.

Is Maryland warm in September?

Yes, Maryland is very warm and perfect for sunbathing on clear days in September.

The average maximum temperature in Maryland in September is 25°C (78°F). The average maximum temperature is 29°C (84°) in the previous month and 20°C (69°F) in the next month.

The average temperature in Maryland in September is 21°C (70°F). The average temperature is 24°C (76°F) in the previous month and 15°C (60°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Maryland in September?

The average day light hours per day in Maryland in September are 12.5. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

More about September sunshine.

Temperature in Maryland in September

The average maximum temperature in Maryland in September is 25°C (78°F). The average maximum temperature is 29°C (84°F) in the previous month and 20°C (69°F) in the next month.

The average temperature in Maryland in September is 21°C (70°F). The average temperature is 24°C (76°F) in the previous month and 15°C (60°F) in the next month.

The average minimum temperature in Maryland in September is 17°C (62°F). The minimum temperature is 20°C (69°F) in the previous month and 11°C (52°F) in the next month.

Sunshine in Maryland in September

During September the average day light hours are 12.5 per day in Maryland. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

The ultraviolet index in Maryland in September is typically 7.2 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Maryland in September

The average sea water temperature in Maryland in September is 20.4°C (68.7°F) which is comfortable for swimming though some may prefer warmer water.

Rainfall in Maryland in September

The average total rainfall in Maryland in September is 7.1cm (2.8inches) and on average there are 11.9 rainy days in September making it a pretty wet time to visit the beach.

Humidity in Maryland in September

The maximum dew point (an indicator of humidity) in Maryland in September is 19°C (66°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 22°C (72°F) in the previous month and 14°C (14°F) in the next month.

The average maximum relative humidity in Maryland in September is typically 91.8%. The maximum relative humidity is 92.3% in the previous month and 92.5% in the next month.

The average relative humidity in Maryland in September is typically 77.3%. The average relative humidity is 78.2% in the previous month and 77% in the next month.

Wind Speed in Maryland in September

The average maximum wind speed in Maryland in September is typically 21KM/H (13MPH). The average maximum wind speed is 19KM/H (12MPH) in the previous month and 23KM/H (14MPH) in the next month.

The average wind speed in Maryland in September is typically 11KM/H (7MPH). The average wind speed is 9KM/H (5MPH) in the previous month and 12KM/H (7MPH) in the next month.

The average wind direction in Maryland in September is from the East-Northeast.

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