Weather in Philadelphia for September 2024
Until now, September 2024 in Philadelphia is cooler than usual, with temperatures averaging 26 °F, this is -3 °F below the typical seasonal average.
Expect cooler weather in the next days in Philadelphia with the forecast suggesting a temperature of 24.7 °F, lower than the historical average.
In general, the average temperature in Philadelphia at the beginning of September is 29.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25 °F by the end of September.
The climate of Philadelphia in September is notably wet, with an average of 14 rainy days.
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Philadelphia in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 28° | ||||||
2 28° | 3 29° | 4 30° | 5 32° | 6 30° | 7 30° | 8 28° |
9 29° | 10 30° | 11 29° | 12 29° | 13 27° | 14 27° | 15 25° |
16 24° | 17 22° | 18 21° | 19 19° | 20 26° | 21 24° | 22 23° |
23 26° | 24 19° | 25 26° | 26 30° | 27 31° | 28 30° | 29 17° |
30 22° |
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Temperatures trend during September in Philadelphia
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
Sept. 1 | Sunny | 28° /18° | 2.6 mm | 7 | |
Sept. 2 | Sunny | 28° /17° | 0 mm | 7 | |
Sept. 3 | Sunny | 29° /16° | 0 mm | 7 | |
Sept. 4 | Thundery outbreaks possible | 30° /19° | 0 mm | 7 | |
Sept. 5 | Cloudy | 32° /19° | 0 mm | 8 | |
Sept. 6 | Sunny | 30° /21° | 0.2 mm | 7 | |
Sept. 7 | Thundery outbreaks possible | 30° /19° | 1.7 mm | 7 | |
Sept. 8 | Thundery outbreaks possible | 28° /17° | 1.2 mm | 7 | |
Sept. 9 | Thundery outbreaks possible | 29° /17° | 2.3 mm | 7 | |
Sept. 10 | Patchy rain possible | 30° /19° | 0.4 mm | 7 | |
Sept. 11 | Moderate or heavy rain shower | 29° /18° | 5.9 mm | 7 | |
Sept. 12 | Overcast | 29° /18° | 3.2 mm | 7 | |
Sept. 13 | Light rain shower | 27° /17° | 4.9 mm | 7 | |
Sept. 14 | Partly cloudy | 27° /17° | 0 mm | 7 | |
Sept. 15 | Sunny | 25° /13° | 0 mm | 7 | |
Sept. 16 | Overcast | 24° /17° | 0 mm | 4 | |
Sept. 17 | Overcast | 22° /19° | 0 mm | 6 | |
Sept. 18 | Heavy rain | 21° /19° | 49.9 mm | 4 | |
Sept. 19 | Patchy rain possible | 19° /19° | 1.7 mm | 1 | |
Sept. 20 | Patchy rain possible | 26° /19° | 0.2 mm | 1 | |
Sept. 21 | Cloudy | 24° /16° | 0 mm | 4 | |
Sept. 22 | Sunny | 23° /14° | 0 mm | 5 | |
Sept. 23 | Sunny | 26° /14° | 0 mm | 5 | |
Sept. 24 | Moderate rain | 19° /17° | 15.3 mm | 4 | |
Sept. 25 | Patchy rain possible | 26° /18° | 0.1 mm | 5 | |
Sept. 26 | Sunny | 30° /20° | 0 mm | 6 | |
Sept. 27 | Sunny | 31° /21° | 0 mm | 6 | |
Sept. 28 | Partly cloudy | 30° /21° | 0 mm | 6 | |
Sept. 29 | Moderate or heavy rain with thunder | 17° /14° | 71 mm | 4 | |
Sept. 30 | Light rain | 22° /15° | 1.7 mm | 5 | |
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