Penns Grove Weather Forecast
- 68
- 84
Partly Sunny
- 72
- 88
Mostly Sunny
- 76
- 94
Chance Thunderstorms
- 74
- 91
Chance Thunderstorms
- 72
- 84
Chance Thunderstorms
- 72
- 88
Chance Rain Showers
Today 23 Jul Salem
Mostly sunny. Hot with Highs in the mid 80s. East Winds around 5 Mph, becoming south in the afternoon.
Tonight 23 Jul Salem
Mostly clear. Humid with Lows in the upper 60s. South Winds 5 to 10 Mph.
Penns Grove Temperature Statistics
July Temperature
Wilmington, New Castle County Airport (8.1 miles)
Lowest 5 July, 2025
61.6 °FAverage July
80.2 °FHighest 8 July, 2025
94.6 °F
Climate (2020–Present)
Wilmington, New Castle County Airport (8.1 miles)
Average Low 2020–2025
48.2 °FAverage 2020–2025
57.3 °FAverage High 2020–2025
66.5 °F