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City of New Castle, INNew Castle, IN 7-Day Weather Forecast
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New Castle Weather Forecast
New Castle, IN Weather Forecast Date: 923 AM EDT Sat Oct 24 2026
Weather forecast for New Castle, IN
Today Hi: 70°FHi: 21°C Lo: 41°F Lo: 5°C |
Rest of Today... Mostly sunny. Highs around 70. Southeast winds around 5 mph. |
| Sun Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Sunday... Mostly sunny. Highs in the lower 70s. Southeast winds around 5 mph through early afternoon, becoming light and variable. |
Mon Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Monday... Partly cloudy. Highs in the lower 70s. Light and variable winds. |
| Tue Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Tuesday... Partly cloudy through early afternoon, then becoming mostly cloudy. Highs in the upper 60s. |
| Wed Hi: 71°FHi: 22°C Lo: 50°F Lo: 10°C |
Wednesday... Partly cloudy. Highs in the lower 70s. |
| Thu Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Thursday... Mostly sunny. Highs in the lower 70s. |
| Fri Hi: 71°FHi: 22°C |
Friday... Partly cloudy. Highs in the lower 70s. |
New Castle Radar Loop
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