Princeton (NJ)
August
Weather in Princeton, New Jersey for August 2027
Your guide to Princeton weather in August - trends and predictions
In general, the average temperature in Princeton at the beginning of August is 29.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.7 °C by the end of August.
The climate of Princeton in August is notably wet, with an average of 12 rainy days, and a total of 257 mm of precipitation.
Is August a good time to visit Princeton? check out the best time to travel to Princeton page.
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Temperatures
Rain 🌧️
More
19
Dry days
12
Rainy days
0
Snow days
28°/18°
Temperatures
15 km/h
Avg max wind
71 %
Avg humidity
Princeton Weather August
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Temperatures trend during August in Princeton
See the weather trend as well as the moving average line
August weather in Princeton day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Heavy rain | 28° /19° | 25.1 mm | 8 | |
| Aug. 2 |  Light rain | 29° /21° | 3.6 mm | 8 | |
| Aug. 3 |  Moderate rain | 30° /20° | 24.4 mm | 7 | |
| Aug. 4 | Light rain | 30° /18° | 6.3 mm | 8 | |
| Aug. 5 | Light rain | 30° /20° | 4.6 mm | 8 | |
| Aug. 6 | Light rain | 29° /20° | 5.8 mm | 7 | |
| Aug. 7 | Moderate rain | 27° /19° | 14.8 mm | 7 | |
| Aug. 8 | Light rain | 26° /18° | 3 mm | 7 | |
| Aug. 9 | Light rain | 30° /19° | 4.4 mm | 7 | |
| Aug. 10 | Light rain | 31° /19° | 3.9 mm | 8 | |
| Aug. 11 |  Patchy rain possible | 29° /19° | 1.1 mm | 8 | |
| Aug. 12 | Patchy rain possible | 30° /19° | 1.5 mm | 8 | |
| Aug. 13 | Light rain | 29° /19° | 5.5 mm | 8 | |
| Aug. 14 | Patchy rain possible | 29° /20° | 1 mm | 8 | |
| Aug. 15 |  Sunny | 30° /20° | 0 mm | 8 | |
| Aug. 16 |  Partly cloudy | 27° /19° | 0.5 mm | 7 | |
| Aug. 17 | Heavy rain | 29° /19° | 48.9 mm | 5 | |
| Aug. 18 |  Moderate or heavy rain shower | 26° /19° | 9.3 mm | 4 | |
| Aug. 19 | Light rain shower | 26° /18° | 0.6 mm | 7 | |
| Aug. 20 | Heavy rain | 26° /16° | 40.8 mm | 7 | |
| Aug. 21 | Light rain | 22° /15° | 3.2 mm | 5 | |
| Aug. 22 | Partly cloudy | 26° /14° | 0.2 mm | 5 | |
| Aug. 23 | Light rain | 28° /16° | 9.5 mm | 6 | |
| Aug. 24 | Partly cloudy | 27° /16° | 0.1 mm | 7 | |
| Aug. 25 | Patchy rain possible | 27° /17° | 2.3 mm | 7 | |
| Aug. 26 | Partly cloudy | 28° /16° | 0 mm | 8 | |
| Aug. 27 | Heavy rain | 28° /17° | 28.9 mm | 5 | |
| Aug. 28 | Patchy rain possible | 29° /17° | 1.4 mm | 5 | |
| Aug. 29 | Light rain | 24° /16° | 3 mm | 6 | |
| Aug. 30 | Light rain shower | 24° /14° | 1.9 mm | 5 | |
| Aug. 31 | Patchy rain possible | 26° /17° | 1.5 mm | 5 | |
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Important Notice
Our weather forecast for Princeton 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 Princeton forecast closer to your planned date for the most up-to-date weather information.
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Princeton in August - FAQ
What are the expected maximum and minimum temperatures in Princeton during August?
During August, expect a variety of temperatures with highs around 28° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Princeton during August?
Significant rainfall exceeding 257 mm is expected in Princeton during August, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Princeton during August?
The average wind speed in Princeton during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Princeton
Explore the daily rainfall trends and prepare for Princetons August weather 💧
Typically, Princeton has 12 rainy days in August with a total of 257 mm of rainfall.
UV exposure in Princeton during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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