Penns Grove Weather Forecast
- 75
- 94
Mostly Sunny
- 76
- 96
Mostly Sunny
- 75
- 95
Chance Thunderstorms
- 70
- 85
Rain Showers Likely
- 64
- 77
Slight Chance Rain Showers
- 62
- 80
Mostly Sunny
Today 28 Jul Salem
Patchy fog this morning. Sunny, hot with Highs in the mid 90s. North Winds around 5 Mph.
Tonight 28 Jul Salem
Mostly clear. Humid with Lows in the mid 70s. West Winds around 5 Mph.
Penns Grove Temperature Statistics
July Temperature
Wilmington, New Castle County Airport (8.1 miles)
Lowest 5 July, 2025
61.6 °FAverage July
80 °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