Weather in the United States (USA) in september 2021

Here, you have access to the weather forecast for the month of september for most popular cities in United States. These forecasts are statistics for the month of september from weather reports for many years. The percentage indicates the possibility of having the weather mentioned.

Average weather in september in Washington D. C.

good weather UV index: 6

Weather at 6am
67°F

Clear/SunnyClear/Sunny
38% of time

Partly Cloudy

25%

Fog

18%

Cloudy

18%

Weather at 12pm
79°F

Clear/SunnyClear/Sunny
42% of time

Partly Cloudy

33%

Cloudy

22%

Moderate rain at times

3%

Weather at 6pm
70°F

Clear/SunnyClear/Sunny
48% of time

Partly Cloudy

27%

Cloudy

13%

Fog

10%

Weather at 3am
65°F

Clear/Sunny

40%

Partly Cloudy

20%

Fog

19%

Moderate rain at times

10%

More information about the weather in Washington D. C. in september


Where to go in the United States (USA) in september?

Where to go in the United States (USA) in september: destination map

Legend: perfect weather good tolerable bad very bad

Where should you go in the United States (USA) in september when it comes to the weather?

Remember:
The climate in the United States (USA) in september ranges from good to tolerable depending on the region and city.

warning in september the weather varied depending on the city and regions of the country.

In september the weather is just perfect in United States, but only part of the territory: in Hollywood, Grand Canyon, Santa Monica, Napa Valley, San Francisco, Albuquerque, Moab, Las Vegas, Santa Barbara, Tucson, Palm Springs, Los Angeles (California), San Diego, Salt Lake City and Sacramento. In these cities, these perfect weather conditions will allow you to enjoy 100% your holidays: the sun is here, rainfall is scarce and the humidity is not too high. It is therefore the ideal month to visit these cities!

Please note that the weather is still favorable in Hampton Beach, Kansas, Massachusetts, Montana, Utah, Joshua Tree National Park, Louisiana, New York City, Virginia Beach, Detroit, Mobile (Alabama), Rhode Island, New Orleans, Austin, Dallas, Wyoming, Oklahoma, Santa Fe (New Mexico), Seattle, Philadelphia, Yosemite National Park, Wildwood, Atlanta, Houston, North Carolina, Monument Valley, Connecticut, Salem, Cleveland, Hawaii (Honolulu), Jacksonville, Chicago, Wisconsin, Washington D. C., South Carolina, Myrtle Beach, Reno, Illinois, Louisville (Kentucky), North Dakota, Minneapolis, Phoenix (Arizona), Missouri, Mississippi, Vermont, Virginia, Nashville, Zion National Park, Maryland, Denver, Arkansas, Yellowstone National Park, Death Valley National Park, Maine, Niagara Falls, Portland, Boston, New Jersey, Jackson Hole and Lake Tahoe. In these areas, temperatures are still attractive and allow you enjoy the sun and sightseeing in good conditions.

If you do not go for the sun or the beach, but, for example to go sightseeing around, the cities of Fort Lauderdale, Anchorage, Tampa, Key West, Miami (Florida) and Orlando have a ok but correct weather for this kind of activity in september. Finally, avoid going in Alaska in september because the climate is bad.



Climate in the United States (USA) in september

Climate in Washington D. C. in september

In september, maximum temperature is 81°F and minimum temperature is 74°F (for an average temperature of 77°F). The climate quite enjoyable there in this month. With 2.2in over 8 days, rain may occur for your trip. But this is rather moderate and you will not be too bothered by it.
With a good climate, the month of september is a good time to go in Washington D. C. in United States.

September
Average temperature 77°F
Highest temperature 81°F
Lowest temperature 74°F
Sea temperature 75°F
Rainfall 2.2in
Number of days with rainfall 8 day(s)
(28%)
Humidity 68%
Daily sunshine hours 12
Cloud cover 37%
Length of day 12:26
Our opinion at whereandwhen.net good
more information about the climate in Washington D. C. in september

Climate in Alaska in september

In the month of september, the mean temperature in Alaska is 45°F (maximum temperature is 49°F and minimum temperature is 41°F). The climate is relatively fresh in that locality in the month of september, but it is tolerable by dressing hot. With 1.6in over 8 days, rain may occur for your journey. But this is pretty reasonably and you will not be too bothered by it.

September
Average temperature 45°F
Highest temperature 49°F
Lowest temperature 41°F
Rainfall 1.6in
Number of days with rainfall 8 day(s)
(27%)
Humidity 80%
Daily sunshine hours 11
Cloud cover 51%
Length of day 12:58
Our opinion at whereandwhen.net very bad
more information about the climate in Alaska in september

Climate in Austin in september

In the month of september, the mean temperature in Austin is 85°F (maximum temperature is 90°F and minimum temperature is 79°F). The climate is burning around this city in the month of september. With 2.8in over 11 days, you will experience some showers throughout your stay. But this is pretty moderate and it is only of temporary showers.
With good weather conditions, september is a good time to go there in United States.

September
Average temperature 85°F
Highest temperature 90°F
Lowest temperature 79°F
Rainfall 2.8in
Number of days with rainfall 11 day(s)
(37%)
Humidity 70%
Daily sunshine hours 11
Cloud cover 34%
Length of day 12:20
Our opinion at whereandwhen.net good
more information about the climate in Austin in september

Climate in California in september

In the month of september, maximum temperature is 85°F and minimum temperature is 72°F (for an average temperature of 77°F). The climate is pleasant in that locality in september. It almost never rains during the month of september. You will therefore be at the shelter from rain for your vacations!
With ideal weather conditions, september is an advisable time to go in California in United States.

September
Average temperature 77°F
Highest temperature 85°F
Lowest temperature 72°F
Sea temperature 67°F
Rainfall 0.1in
Number of days with rainfall 1 day(s)
(2%)
Humidity 62%
Daily sunshine hours 12
Cloud cover 9%
Length of day 12:22
Our opinion at whereandwhen.net perfect
more information about the climate in California in september

Climate in Chicago in september

In the month of september, the mean temperature in Chicago is 70°F (maximum temperature is 74°F and minimum temperature is 67°F). The climate good in this city in the month of september. With 3.6in over 12 days, you risk getting wet slightly for your journey. But this is reasonably and it is only of temporary showers.
With good weather conditions, the month of september is a good time to go there in United States.

September
Average temperature 70°F
Highest temperature 74°F
Lowest temperature 67°F
Sea temperature 70°F
Rainfall 3.6in
Number of days with rainfall 12 day(s)
(41%)
Humidity 74%
Daily sunshine hours 12
Cloud cover 29%
Length of day 12:28
Our opinion at whereandwhen.net good
more information about the climate in Chicago in september

All cities in the United States (USA) in september

Washington D. C. in septembergood weather
Alaska in septembervery bad weather
Austin in septembergood weather
California in septemberperfect weather
Chicago in septembergood weather
Dallas in septembergood weather
Grand Canyon in septemberperfect weather
Houston in septembertolerable weather
Louisiana in septembergood weather
Maine in septembergood weather
Miami (Florida) in septembertolerable weather
Myrtle Beach in septembergood weather
Nashville in septembergood weather
New York City in septembergood weather
Portland in septemberperfect weather
Yellowstone National Park in septembertolerable weather
Albuquerque in septemberperfect weather
Atlanta in septemberperfect weather
Boston in septembergood weather
North Carolina in septembergood weather
South Carolina in septembergood weather
See full list of cities (76)

Weather data for United States in september:

Weather data for United States in september is derived from an average of the weather forecast since 2009 in the United States (USA). There is a margin of error and these forecasts are to be considered as general information only. The weather in the United States (USA) can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to the United States (USA).


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