Castleton, IN Weather Forecast
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Castleton Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT |
| Scattered Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Clear | Clear | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Chance of Rain |
| Lo: 45°FLo: 7°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C | Hi: 59°FHi: 15°C Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Lo: 39°FLo: 4°C |
| POP: 50% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 713 PM EST Thu Nov 05 2026 

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Issued: 619 PM EST Thu Nov 5 2026
Key Messages
- Some light rain possible tonight into Friday, mainly north
- Cool temperatures are expected Friday through the weekend, with lows near freezing Saturday night and Sunday night
- Highs return to the 60s early next week
Discussion
(This evening through Thursday)... Issued at 202 PM EST Thu Nov 5 2026
Rest of This Afternoon through Friday...
Clouds covered the northwest half or so of the forecast area this afternoon, with mostly clear skies southeast. Under clouds, readings were in the 50s, wit...
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