Weather in Wilmington, Delaware for July 2026
Flash Flood Warning - See hour by hour.
Until now, July 2026 in Wilmington has been nearly identical to the historical average, with a temperature of 32.9 °F (showing only a slight deviation of 0.3 °F).
Expect cooler weather in the next days in Wilmington with the forecast suggesting a temperature of 29.7 °F, lower than the historical average.
In general, the average temperature in Wilmington at the beginning of July is 33.1 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.7 °F by the end of July.
Wilmington in July brings notable rainfall, with an average of 16 rainy days and a total precipitation of 313.3 mm.
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Wilmington Weather July
Temperatures trend during July in Wilmington
July weather in Wilmington day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Moderate or heavy rain shower | 37° /22° | 20.4 mm | 13 | |
| Jul. 2 |  Light rain shower | 36° /22° | 14.2 mm | 9 | |
| Jul. 3 |  Fog | 36° /23° | 0.5 mm | 12 | |
| Jul. 4 | Fog | 34° /21° | 3.8 mm | 12 | |
| Jul. 5 |  Partly cloudy | 32° /20° | 11.1 mm | 12 | |
| Jul. 6 |  Sunny | 30° /19° | 30.1 mm | 8 | |
| Jul. 7 | Moderate or heavy rain shower | 27° /20° | 12.2 mm | 5 | |
| Jul. 8 | Light rain shower | 32° /21° | 1.9 mm | 9 | |
| Jul. 9 | Fog | 29° /21° | 13.3 mm | 8 | |
| Jul. 10 | Light rain shower | 29° /22° | 9.6 mm | 7 | |
| Jul. 11 | Sunny | 30° /21° | 24.3 mm | 9 | |
| Jul. 12 | Sunny | 30° /19° | 0 mm | 8.4 | |
| Jul. 13 | Sunny | 28° /19° | 0 mm | 7.7 | |
| Jul. 14 | Sunny | 31° /19° | 0 mm | 9.6 | |
| Jul. 15 | Sunny | 35° /22° | 0 mm | 10 | |
| Jul. 16 | Sunny | 34° /25° | 1.3 mm | 8 | |
| Jul. 17 | Sunny | 29° /21° | 0 mm | 7 | |
| Jul. 18 | Sunny | 28° /18° | 0 mm | 7 | |
| Jul. 19 | Partly cloudy | 28° /21° | 5.3 mm | 6 | |
| Jul. 20 | Sunny | 29° /20° | 0 mm | 7 | |
| Jul. 21 | Sunny | 29° /20° | 0 mm | 7 | |
| Jul. 22 | Sunny | 29° /17° | 0 mm | 7 | |
| Jul. 23 | Sunny | 30° /19° | 0 mm | 8 | |
| Jul. 24 | Light rain shower | 26° /21° | 14.7 mm | 6 | |
| Jul. 25 | Light rain shower | 36° /21° | 15.4 mm | 12 | |
| Jul. 26 |  Cloudy | 30° /23° | 43.2 mm | 11 | |
| Jul. 27 | Light rain shower | 28° /22° | 5.7 mm | 4 | |
| Jul. 28 | Fog | 34° /22° | 0 mm | 10 | |
| Jul. 29 | Fog | 36° /23° | 0 mm | 11 | |
| Jul. 30 | Fog | 34° /22° | 0 mm | 11 | |
| Jul. 31 |  Heavy rain at times | 31° /22° | 8.9 mm | 6 | |
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Wilmington in July - FAQ
What are the expected maximum and minimum temperatures in Wilmington during July?
How much rainfall should be expected in Wilmington during July?
What are the typical wind conditions in Wilmington during July?
July rainfall patterns in Wilmington
UV exposure in Wilmington during July
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