New Castle Weather Forecast
- 51
- 64
Rain Showers
- 52
- 72
Chance Rain Showers
- 41
- 64
Chance Rain Showers
- 40
- 59
Partly Sunny
- 50
- 63
Rain Showers Likely
- 46
- 65
Slight Chance Thunderstorms
Today 8 May Henry
Mostly cloudy. Scattered Showers through early Afternoon, then Showers with a slight chance of Thunderstorms late in the afternoon. Highs in the mid 60s. Southwest Winds 10 to 15 Mph. Chance of rain 80 percent.
Tonight 8 May Henry
Mostly cloudy with scattered Showers. Near steady temperature in the upper 40s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.
New Castle Temperature Statistics
May Temperature
Anderson Municipal Airport (17.4 miles)
Lowest 2 May, 2026
34 °FAverage May
51.6 °FHighest 4 May, 2026
72.5 °F
Climate (2021–Present)
Anderson Municipal Airport (17.4 miles)
Average Low 2021–2026
44 °FAverage 2021–2026
51.6 °FAverage High 2021–2026
62.3 °F