Climate in Wilmington: average temperature by month
In Wilmington the warmest month is July, with 30.9 °C on average in the afternoon; the coolest is January, with 6.2 °C.
The average of the weather stations Dover (67 km), Carlisle Wtp (150 km) and Newark Liberty Intl Ap (157 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 6.2 °C | 5.5 °C – 7.0 °C |
| February | 7.9 °C | 6.3 °C – 9.7 °C |
| March | 12.6 °C | 10.0 °C – 15.5 °C |
| April | 18.4 °C | 15.6 °C – 20.5 °C |
| May | 23.3 °C | 20.6 °C – 26.1 °C |
| June | 28.4 °C | 26.3 °C – 30.5 °C |
| July | 30.9 °C | 30.3 °C – 31.3 °C |
| August | 29.6 °C | 28.6 °C – 30.4 °C |
| September | 26.3 °C | 23.5 °C – 28.5 °C |
| October | 20.5 °C | 17.7 °C – 23.4 °C |
| November | 13.9 °C | 10.8 °C – 17.5 °C |
| December | 8.3 °C | 7.1 °C – 10.6 °C |