West Middlesex Weather Forecast
- 52
- 66
Rain Showers Likely
- 47
- 73
Partly Sunny
- 53
- 78
Partly Sunny
- 54
- 79
Rain Showers Likely
- 47
- 67
Rain Showers Likely
- 45
- 68
Slight Chance Rain Showers
Today 21 Apr Mercer
Partly cloudy. Highs in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 21 Apr Mercer
Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Mild. Lows in the lower 50s. South Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest after midnight. Chance of rain 70 percent.
West Middlesex Temperature Statistics
April Temperature
New Castle, New Castle Municipal Airport (9.9 miles)
Lowest 8 April, 2026
19.9 °FAverage April
55.8 °FHighest 4 April, 2026
82.9 °F
Climate (2021–Present)
New Castle, New Castle Municipal Airport (9.9 miles)
Average Low 2021–2026
41.7 °FAverage 2021–2026
51.3 °FAverage High 2021–2026
61.1 °F