Weather in USA - September 2020
The weather in USA in September has lows of 62°F and highs of 74°F. It’s the perfect temperature to explore USA without being too hot or too cold.
There’s going to be many days of rain during the month of September in USA. USA should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what to expect of the weather in USA in September. If you’re planning to visit USA in the near future, we highly recommend that you review the weather forecast specifically for USA before you arrive. Our weather forecasts update every 3 hours and are more accurate when checked closer to the date of your arrival.