Weather in United States in September

Best
Best
Best
Best
Tan
Tan
Tan
Tan
Tan
Tan
Tan
Sea
17°
 
Sea
17°
 
Sea
17°
 
Sea
18°
 
Sea
20°
Swim
Sea
22°
Swim
Sea
23°
Swim
Sea
24°
Swim
Sea
23°
Swim
Sea
21°
Swim
Sea
20°
Swim
Sea
18°
 

Visiting United States in September

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

September is hot, and sunny but overcast at times with long bright days. September is quite dry but with occasional showers, though there are many days without rain. Also consider visiting United States 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 United States in September?

Yes, September is a good time for sunbathing in United States. September is hot with lots of sunshine but some overcast and cloudy skies, still great for sunbathing, and there is quite a high chance of rain showers.

The average maximum temperature in United States in September is 27°C (80°F).

More about September temperature and sunshine.

Can you swim in United States in September?

Yes, September is a good month for swimming in United States with warm sea temperatures 23°C (74°F).

More about September sea temperatures.

Can you visit United States in September?

Yes, September is a good time for visiting United States.

September is hot and sunny but overcast at times with long bright days. It is quite dry but with occasional showers, though there are many days without rain.

It's a quite rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in United States in September is 27°C (80°F).

More about the September temperatures and sunshine.

How cold is United States in September?

The average minimum temperature in United States in September is 18°C (65°F). The minimum temperature is 19°C (67°F) in the previous month and 16°C (60°F) in the next month.

More about the September temperatures and sunshine.

How sunny is United States in September?

The average day light hours per day in United States in September are 12.4 and there are 8.1 hours of sunshine per day on average during September, making it sunny but overcast at times with long bright days.

More about September sunshine.

Is it warm enough to swim in United States in September?

Yes, September is a good month for swimming in United States with warm sea temperatures 23°C (74°F).

More about September sea temperatures.

Is September a good time to holiday in United States?

Yes, September is a good time for a holiday in United States.

September is hot and sunny but overcast at times with long bright days. It is quite dry but with occasional showers, though there are many days without rain.

It's a quite rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in United States in September is 27°C (80°F).

More about the September temperatures and sunshine.

Is United States in September worth visiting?

Yes, United States is worth visiting in September.

September is hot and sunny but overcast at times with long bright days. It is quite dry but with occasional showers, though there are many days without rain.

It's a quite rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in United States in September is 27°C (80°F).

More about the September temperatures and sunshine.

Is United States warm in September?

Yes, United States is hot in September.

The average maximum temperature in United States in September is 27°C (80°F). The average maximum temperature is 27°C (81°) in the previous month and 24°C (76°F) in the next month.

The average temperature in United States in September is 22°C (72°F). The average temperature ranges is 23°C (74°F) in the previous month and 20°C (68°F) in the next month.

More info about the September temperatures and sunshine.

Temperature in United States in September

The average maximum temperature in United States in September is 27°C (80°F). The average maximum temperature is 27°C (81°F) in the previous month and 24°C (76°F) in the next month.

The average temperature in United States in September is 22°C (72°F). The average temperature ranges is 23°C (74°F) in the previous month and 20°C (68°F) in the next month.

The average minimum temperature in United States in September is 18°C (65°F). The minimum temperature is 19°C (67°F) in the previous month and 16°C (60°F) in the next month.

Sunshine in United States in September

The average day light hours per day in United States in September are 12.4 and there are 8.1 hours of sunshine per day on average during September making it sunny but overcast at times with long bright days

The ultraviolet index in United States in September is typically 9.2 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 United States in September

The average sea water temperature in United States in September is 23.1°C (73.6°F) which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in United States in September

The average total rainfall in United States in September is 7.7cm (3.0inches) and on average there are 10.5 rainy days in September making it a pretty wet time to visit the beach.

Humidity in United States in September

The maximum dew point (an indicator of humidity) in United States in September is 18°C (65°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 19°C (67°F) in the previous month and 16°C (16°F) in the next month.

The average maximum relative humidity in United States in September is typically 88.7%. The maximum relative humidity is 88.7% in the previous month and 88% in the next month.

The average relative humidity in United States in September is typically 73.2%. The average relative humidity is 73.8% in the previous month and 72% in the next month.

Wind Speed in United States in September

The average maximum wind speed in United States in September is typically 25KM/H (16MPH). The average maximum wind speed is 26KM/H (16MPH) in the previous month and 25KM/H (15MPH) in the next month.

The average wind speed in United States in September is typically 11KM/H (7MPH). The average wind speed is 11KM/H (7MPH) in the previous month and 11KM/H (7MPH) in the next month.

The average wind direction in United States in September is from the South.

Monthly Averages

Suggested Beaches in September

Book Accomodation Deals

Booking.com Search FlightsImage