Philadelphia
August
Weather in Philadelphia for August 2025
Your guide to Philadelphia weather in August - trends and predictions
In general, the average temperature in Philadelphia at the beginning of August is 30.3 °F. As the month progressed, temperatures tended to remain steady, reaching an average of 30.3 °F by the end of August.
Philadelphia experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 121.5 mm.
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Temperatures
Rain 🌧️
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6
Dry days
25
Rainy days
0
Snow days
29°/21°
Temperatures
14 km/h
Avg max wind
63 %
Avg humidity
Philadelphia in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2  30° | 3  30° | ||||
| 4 30° | 5 32° | 6 32° | 7 29° | 8 29° | 9 32° | 10  31° |
| 11 31° | 12 31° | 13 31° | 14 30° | 15 29° | 16  29° | 17 28° |
| 18 28° | 19 30° | 20 28° | 21 28° | 22 27° | 23 29° | 24  30° |
| 25 32° | 26 32° | 27 33° | 28 30° | 29 27° | 30 30° | 31  28° |
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Temperatures trend during August in Philadelphia
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Heavy rain at times | 29° /20° | 3.4 mm | 7 | |
| Aug. 2 | Partly cloudy | 30° /20° | 0.3 mm | 8 | |
| Aug. 3 | Sunny | 30° /20° | 1.7 mm | 7 | |
| Aug. 4 | Partly cloudy | 30° /20° | 4 mm | 7 | |
| Aug. 5 | Sunny | 32° /20° | 0.5 mm | 7 | |
| Aug. 6 | Sunny | 32° /21° | 7.9 mm | 7 | |
| Aug. 7 | Sunny | 29° /20° | 7.3 mm | 7 | |
| Aug. 8 | Partly cloudy | 29° /21° | 4.8 mm | 7 | |
| Aug. 9 | Partly cloudy | 32° /21° | 5.2 mm | 7 | |
| Aug. 10 | Moderate rain at times | 31° /22° | 6.4 mm | 7 | |
| Aug. 11 | Sunny | 31° /21° | 1.7 mm | 7 | |
| Aug. 12 | Partly cloudy | 31° /21° | 0.2 mm | 7 | |
| Aug. 13 | Moderate rain at times | 31° /21° | 0.4 mm | 7 | |
| Aug. 14 | Moderate or heavy rain shower | 30° /20° | 1.3 mm | 7 | |
| Aug. 15 | Partly cloudy | 29° /20° | 3.3 mm | 7 | |
| Aug. 16 | Patchy rain possible | 29° /20° | 1.7 mm | 7 | |
| Aug. 17 | Heavy rain at times | 28° /21° | 2.3 mm | 7 | |
| Aug. 18 | Moderate rain at times | 28° /19° | 11.5 mm | 6 | |
| Aug. 19 | Patchy rain possible | 30° /19° | 1.8 mm | 7 | |
| Aug. 20 | Partly cloudy | 28° /19° | 1 mm | 7 | |
| Aug. 21 | Partly cloudy | 28° /19° | 2.7 mm | 7 | |
| Aug. 22 | Moderate or heavy rain shower | 27° /19° | 14.5 mm | 7 | |
| Aug. 23 | Patchy rain possible | 29° /19° | 8.2 mm | 7 | |
| Aug. 24 | Cloudy | 30° /20° | 6.3 mm | 7 | |
| Aug. 25 | Sunny | 32° /20° | 6.9 mm | 8 | |
| Aug. 26 | Moderate rain at times | 32° /21° | 0.9 mm | 7 | |
| Aug. 27 | Partly cloudy | 33° /21° | 2.1 mm | 8 | |
| Aug. 28 | Moderate or heavy rain shower | 30° /21° | 5.5 mm | 7 | |
| Aug. 29 | Patchy rain possible | 27° /20° | 4.8 mm | 6 | |
| Aug. 30 | Moderate or heavy rain shower | 30° /21° | 2.9 mm | 7 | |
| Aug. 31 | Overcast | 28° /19° | 0.1 mm | 6 | |
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Important Notice
Our weather forecast for Philadelphia in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Philadelphia forecast closer to your planned date for the most up-to-date weather information.
Philadelphia in August - FAQ
What are the expected maximum and minimum temperatures in Philadelphia during August?
During August, expect a variety of temperatures with highs around 29° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Philadelphia during August?
Significant rainfall exceeding 121.5 mm is expected in Philadelphia during August, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Philadelphia during August?
The average wind speed in Philadelphia during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Philadelphia
Explore the daily rainfall trends and prepare for Philadelphias August weather 💧
UV exposure in Philadelphia during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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