Delaware
August
Weather in Delaware for August 2025
Your guide to Delaware weather in August - trends and predictions
In general, the average temperature in Delaware at the beginning of August is 29.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.3 °F by the end of August.
The climate of Delaware in August is notably wet, with an average of 14 rainy days.
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17
Dry days
14
Rainy days
0
Snow days
27°/18°
Temperatures
16 km/h
Avg max wind
71 %
Avg humidity
Delaware in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  31° | 3  33° | ||||
| 4  29° | 5 33° | 6  32° | 7 21° | 8 26° | 9 25° | 10  27° |
| 11 26° | 12  25° | 13 25° | 14 27° | 15 29° | 16  29° | 17 26° |
| 18  27° | 19 26° | 20 21° | 21 21° | 22 24° | 23 26° | 24 26° |
| 25 28° | 26 29° | 27 31° | 28 35° | 29 26° | 30 29° | 31 27° |
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Temperatures trend during August in Delaware
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 | 30° /22° | 18 mm | 7 | |
| Aug. 2 | Partly cloudy | 31° /23° | 0 mm | 8 | |
| Aug. 3 | Fog | 33° /22° | 4.7 mm | 7 | |
| Aug. 4 | Light rain shower | 29° /21° | 40.2 mm | 6 | |
| Aug. 5 | Partly cloudy | 33° /21° | 0.6 mm | 8 | |
| Aug. 6 | Heavy rain | 32° /20° | 36.2 mm | 7 | |
| Aug. 7 | Light rain shower | 21° /18° | 7.7 mm | 5 | |
| Aug. 8 | Light rain shower | 26° /19° | 3.5 mm | 6 | |
| Aug. 9 | Light rain shower | 25° /21° | 22.1 mm | 6 | |
| Aug. 10 | Sunny | 27° /19° | 0.1 mm | 7 | |
| Aug. 11 | Sunny | 26° /17° | 0 mm | 7 | |
| Aug. 12 | Overcast | 25° /17° | 0 mm | 6 | |
| Aug. 13 | Partly cloudy | 25° /17° | 0 mm | 7 | |
| Aug. 14 | Partly cloudy | 27° /17° | 0 mm | 7 | |
| Aug. 15 | Sunny | 29° /18° | 0 mm | 7 | |
| Aug. 16 | Cloudy | 29° /18° | 0 mm | 6 | |
| Aug. 17 | Light rain shower | 26° /20° | 4.1 mm | 6 | |
| Aug. 18 | Moderate or heavy rain shower | 27° /19° | 18.1 mm | 6 | |
| Aug. 19 | Light rain shower | 26° /16° | 3.5 mm | 6 | |
| Aug. 20 | Partly cloudy | 21° /12° | 0 mm | 6 | |
| Aug. 21 | Partly cloudy | 21° /10° | 0 mm | 6 | |
| Aug. 22 | Partly cloudy | 24° /12° | 0 mm | 6 | |
| Aug. 23 | Sunny | 26° /14° | 0 mm | 7 | |
| Aug. 24 | Partly cloudy | 26° /16° | 0 mm | 7 | |
| Aug. 25 | Partly cloudy | 28° /16° | 0 mm | 7 | |
| Aug. 26 | Patchy rain possible | 29° /18° | 0.3 mm | 6 | |
| Aug. 27 | Partly cloudy | 31° /19° | 0 mm | 8 | |
| Aug. 28 | Sunny | 35° /20° | 1.1 mm | 9 | |
| Aug. 29 | Fog | 26° /18° | 11 mm | 6 | |
| Aug. 30 | Light rain shower | 29° /18° | 5 mm | 7 | |
| Aug. 31 | Overcast | 27° /17° | 1 mm | 6 | |
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Important Notice
Our weather forecast for Delaware 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 Delaware forecast closer to your planned date for the most up-to-date weather information.
Delaware in August - FAQ
What are the expected maximum and minimum temperatures in Delaware during August?
During August, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Delaware during August?
Significant rainfall exceeding 170.3 mm is expected in Delaware during August, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Delaware during August?
The average wind speed in Delaware during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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