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Weather in September in The United States of America

Planning a journey to the United States of America this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in the United States of America in September?

In September, the United States of America experiences a range of weather conditions, with temperatures that range from very cold to very hot and precipitation levels ranging from almost none to heavy.

Temperatures

During the day temperatures vary from very cold in Denali National Park and Preserve at 1°C to very hot in Furnace Creek at 42°C. At night it cools down to 25°C in Furnace Creek and -5°C in Denali National Park and Preserve.

Precipitation

In September, precipitation varies across different areas. From almost no rainfall in Buttonwillow with an average of 0.1 mm to heavy rainfall in Captain Cook with 530 mm.

Average sunshine

The city New York City usually sees around 218 hours of sunlight, indicating many sunny days.

For a closer look at September's conditions in the United States of America, see the map below. For a more detailed look at the United States of America's yearly weather, check out our the United States of America climate page.

Where to go in the United States of America in September

Find more information for the most popular destinations in the the United States of America on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in September for the 5 most popular destinations in the United States of America?

New York City

In September New York City generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 18°C and moderate monthly rainfall. So on average the conditions are perfect that month.

New York City
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
29°C 
21°C 
270 hours 
122 mm 
10 days 
25°C 
18°C 
218 hours 
97 mm 
9 days 
October   >> October
>>  
19°C 
12°C 
213 hours 
109 mm 
11 days 
Climate in New York City

Kissimmee

In September Kissimmee generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 23°C and high monthly rainfall. So on average the conditions are tolerable that month.

Kissimmee
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
33°C 
24°C 
270 hours 
206 mm 
23 days 
poor 
32°C 
23°C 
270 hours 
152 mm 
20 days 
October   >> October
>>  
29°C 
19°C 
240 hours 
61 mm 
10 days 
Climate in Kissimmee

Orlando

In September Orlando generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Orlando
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
33°C 
24°C 
204 mm 
22 days 
poor 
32°C 
23°C 
174 mm 
18 days 
October   >> October
>>  
29°C 
19°C 
71 mm 
8 days 
Climate in Orlando

Los Angeles

In September Los Angeles generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 18°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Los Angeles
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
18°C 
347 hours 
0.1 mm 
0 days 
25°C 
18°C 
278 hours 
4.6 mm 
0 days 
October   >> October
>>  
24°C 
16°C 
255 hours 
9.2 mm 
3 days 
Climate in Los Angeles

Destin

In September Destin generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 23°C and high monthly rainfall. So on average the conditions are tolerable that month.

Destin
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
32°C 
25°C 
171 mm 
17 days 
31°C 
23°C 
147 mm 
10 days 
October   >> October
>>  
26°C 
17°C 
112 mm 
6 days 
Climate in Destin

Is your destination not in the list? Have a look at other destinations in the United States of America.

Is September the best time to visit the United States of America?

We consider September to be one of the best times to travel to the United States of America. Typically, the climate in New York City is perfect. However, the weather conditions may vary depending on your destination.

On average, the best time to visit the United States of America is in September with generally perfect weather in New York City. The weather in January, February, March and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in the United States of America. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.