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Castleton Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Sunny | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Clear | Sunny | Clear | Sunny | Partly Cloudy | Partly Sunny | Mostly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 755 AM EDT Fri Oct 23 2026 
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Issued: 615 AM EDT Fri Oct 23 2026
Key Messages
- 1) Frost or freezing temperatures are possible in many areas tonight and again Saturday night.
- 2) Dry and seasonable conditions are likely to continue through much of next week.
Discussion
... KEY MESSAGE 1...Frost or freezing temperatures are possible in many areas tonight and again Saturday night.
With a large area of Canadian high pressure building overhead the next 24 to 48 hours, conditions will likely become favorable for radiational cooling (light to calm winds, mainly clear skie...