United States Weather in September

   
 
 

Check the Weather in the United States in September before you book your next holiday. This gives the best indication of the weather in September and includes figures for temperature, sunshine and rainfall. The september weather guide shown below is for Washington.

Max Daytime Temperature (°C) 26°C (79°F) Max Daytime Temperature in September in United States (Washington) 26°C (79°F) in September
Min Night-time Temperature (°C) 15°C (59°F) Min Night-time Temperature in September in United States (Washington) 15°C (59°F) in September
Hours of Sunshine (Daily) 7 Hours of Bright Sunshine per day (60% of Daylight Hours) in September in United States (Washington) 7 Hours per day in September
Hours of Daylight (Daily) 12 Hours of Daylight in September in United States (Washington) 12 Hours per day in September
Heat and Humidity Discomfort Low heat & humidity in September in United States (Washington) Low in September
Days with some Rainfall 7 Days with some Rainfall in September in United States (Washington) 7 Days in September
Monthly Rainfall (mm) 89 mm (3.5 inches) Monthly Rainfall in September in United States (Washington) 89 mm (3.5 inches) in September
UV Index (Maximum) UV (Maximum) Index 7 (High) in September in United States (Washington) 7 (High) in September
All Months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C)  |  Imperial (°F) 
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Select a destination from the United States Map to view the september weather guide. Alternatively, select from the list of destinations below the map. Can't find the United States weather destination you are after? Try the Destination Search.

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Alabama   Alaska   Arizona   Arkansas   California   Colorado   Connecticut   D.C.   Delaware   Florida   Georgia   Hawaii   Idaho   Illinois   Indiana   Iowa   Kansas   Kentucky   Louisiana   Maine   Maryland   Massachusetts   Michigan   Minnesota   Mississippi   Missouri   Montana   Nebraska   Nevada   New Hampshire   New Jersey   New Mexico   New York   North Carolina   North Dakota   Ohio   Oklahoma   Oregon   Pennsylvania   Rhode Island   South Carolina   South Dakota   Tennessee   Texas   Utah   Vermont   Virginia   Washington   West Virginia   Wisconsin   Wyoming  

United States weather by month

Check the weather for a particular month in the United States by selecting a month from the list below. Alternatively check which month usually has the Best Weather in the United States. If you are not sure where to go, why not try our Holiday Planner.

   
 
 

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