Delaware Canal - Summit Harbor Weather Forecast
- 39
- 55
Cloudy
- 43
- 58
Mostly Cloudy
- 59
- 67
Mostly Cloudy
- 47
- 72
Rain Showers
- 37
- 55
Slight Chance Rain Showers
- 43
- 63
Mostly Sunny
Today 13 Mar New Castle
Cloudy. Highs in the lower 50s. Northeast Winds 5 to 10 Mph.
Tonight 13 Mar New Castle
Mostly cloudy. Near steady temperature around 40. East Winds 5 to 10 Mph.
Delaware Canal - Summit Harbor Temperature Statistics
March Temperature
Wilmington, New Castle County Airport (10.6 miles)
Lowest 2 March, 2025
19.9 °FAverage March
43.4 °FHighest 1 March, 2025
67.6 °F
Climate (2020–Present)
Wilmington, New Castle County Airport (10.6 miles)
Average Low 2020–2025
48 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
66.2 °F