Philadelphia weather in September (Mississippi, United States of America)
How does the September weather in Philadelphia compare to other months? Discover if this is the best time for your journey with our detailed monthly weather breakdown.
Temperatures
The typical weather for September in Philadelphia includes very high temperatures and high rainfall. Daytime temperatures are expected to be around 31°C, cooling off to about 18°C at night. Typical temperatures can be misleading; some days will be hotter. Prepare with light clothing and plenty of hydration to stay cool.
Precipitation
Philadelphia in September usually receives high rainfall, averaging around 102 mm for the month. Typically around 7 days days of rainfall are expected.If your ideal day consists of dry skies and moderate temperatures March, April, May, June and October generally stand out with the best circumstances. While January tends to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Philadelphia climate page with graphs.
Philadelphia, monthly averages in September
Min Temperature
18°C
Max Temperature
31°C
Chance of Rain
25%
Precipitation
102 mm
Rainy days
7 days
Where to go in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Philadelphia.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find 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.
