Appoquinimink River Mouth Weather Forecast
- 65
- 79
Becoming Sunny
- 63
- 84
Mostly Sunny
- 62
- 76
Partly Sunny
- 64
- 74
Partly Sunny
- 64
- 77
Partly Sunny
- 65
- 78
Partly Sunny
Today 18 Sep New Castle
Areas of fog in the morning. Mostly sunny. Warmer with Highs around 80. North Winds around 5 Mph.
Tonight 18 Sep New Castle
Mostly clear. Lows in the lower 60s. West Winds around 5 Mph.
Appoquinimink River Mouth Temperature Statistics
September Temperature
Wilmington, New Castle County Airport (15.5 miles)
Lowest 9 September, 2025
53.1 °FAverage September
70.4 °FHighest 6 September, 2025
91 °F
Climate (2020–Present)
Wilmington, New Castle County Airport (15.5 miles)
Average Low 2020–2025
48.1 °FAverage 2020–2025
57.3 °FAverage High 2020–2025
66.6 °F