Pennsylvania
August
Weather in Pennsylvania for August 2025
Your guide to Pennsylvania weather in August - trends and predictions
In general, the average temperature in Pennsylvania at the beginning of August is 30.3 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 29 °F by the end of August.
Expect significant rainfall in Pennsylvania during August, with an average of 17 rainy days.
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14
Dry days
17
Rainy days
0
Snow days
29°/20°
Temperatures
16 km/h
Avg max wind
65 %
Avg humidity
Pennsylvania in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2  30° | 3  31° | ||||
| 4 29° | 5  32° | 6 32° | 7  27° | 8 27° | 9 29° | 10 28° |
| 11  29° | 12 30° | 13 30° | 14 30° | 15 31° | 16 31° | 17 29° |
| 18 28° | 19 28° | 20 27° | 21 28° | 22 26° | 23 27° | 24 26° |
| 25 29° | 26 32° | 27 32° | 28 30° | 29 24° | 30 29° | 31 27° |
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Temperatures trend during August in Pennsylvania
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 | Sunny | 31° /21° | 0.8 mm | 8 | |
| Aug. 2 | Partly cloudy | 30° /21° | 0.5 mm | 8 | |
| Aug. 3 | Patchy rain possible | 31° /21° | 3.3 mm | 7 | |
| Aug. 4 | Patchy rain possible | 29° /21° | 7.7 mm | 7 | |
| Aug. 5 | Overcast | 32° /21° | 0.3 mm | 8 | |
| Aug. 6 | Overcast | 32° /21° | 15.7 mm | 7 | |
| Aug. 7 | Moderate or heavy rain shower | 27° /19° | 12.5 mm | 6 | |
| Aug. 8 | Patchy rain possible | 27° /20° | 6.1 mm | 6 | |
| Aug. 9 | Overcast | 29° /20° | 8.8 mm | 7 | |
| Aug. 10 | Moderate or heavy rain shower | 28° /21° | 8.1 mm | 6 | |
| Aug. 11 | Cloudy | 29° /19° | 0 mm | 7 | |
| Aug. 12 | Moderate rain at times | 30° /19° | 0.4 mm | 7 | |
| Aug. 13 | Overcast | 30° /21° | 0.1 mm | 7 | |
| Aug. 14 | Patchy rain possible | 30° /20° | 1.2 mm | 7 | |
| Aug. 15 | Patchy rain possible | 31° /22° | 6.4 mm | 8 | |
| Aug. 16 | Patchy rain possible | 31° /21° | 2.2 mm | 8 | |
| Aug. 17 | Patchy rain possible | 29° /21° | 0.6 mm | 7 | |
| Aug. 18 | Moderate or heavy rain shower | 28° /19° | 17.1 mm | 6 | |
| Aug. 19 | Cloudy | 28° /18° | 0.7 mm | 6 | |
| Aug. 20 | Partly cloudy | 27° /16° | 0 mm | 7 | |
| Aug. 21 | Overcast | 28° /17° | 0 mm | 7 | |
| Aug. 22 | Sunny | 26° /17° | 0 mm | 7 | |
| Aug. 23 | Patchy rain possible | 27° /17° | 0.3 mm | 7 | |
| Aug. 24 | Moderate or heavy rain shower | 26° /18° | 12.5 mm | 7 | |
| Aug. 25 | Light rain shower | 29° /19° | 13.8 mm | 7 | |
| Aug. 26 | Light rain shower | 32° /20° | 0.3 mm | 8 | |
| Aug. 27 | Partly cloudy | 32° /20° | 0 mm | 8 | |
| Aug. 28 | Patchy rain possible | 30° /21° | 0.9 mm | 8 | |
| Aug. 29 | Light rain shower | 24° /19° | 9.4 mm | 5 | |
| Aug. 30 | Light rain shower | 29° /20° | 2.4 mm | 7 | |
| Aug. 31 | Overcast | 27° /18° | 0.2 mm | 6 | |
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Important Notice
Our weather forecast for Pennsylvania 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 Pennsylvania forecast closer to your planned date for the most up-to-date weather information.
Pennsylvania in August - FAQ
What are the expected maximum and minimum temperatures in Pennsylvania during August?
During August, expect a variety of temperatures with highs around 29° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Pennsylvania during August?
Significant rainfall exceeding 145.7 mm is expected in Pennsylvania during August, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Pennsylvania during August?
The average wind speed in Pennsylvania during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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