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Dedham High School Weather Forecast
| THIS AFTERNOON | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  | |  | | | | | | |
| Sunny | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Sunny | Clear | Mostly Clear | Mostly Clear | Mostly Sunny |
| Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 51°FHi: 11°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Hi: 51°FHi: 11°C Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1002 AM EDT Tue Oct 20 2026 
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Issued: 702 AM EDT Tue Oct 20 2026
Key Messages
- A nor`easter passes offshore late Wednesday into Thursday, bringing a few showers to areas east of I-95. Otherwise, dry and breezy conditions prevail through the middle part of the week.
- Fairly cool on Friday with a very low chance of an early morning shower. Otherwise, moderating temperatures and dry conditions are expected for the weekend into early next week.
Discussion
... KEY MESSAGE 1...A nor`easter passes offshore late Wednesday into Thursday, bringing a few showers to areas eas...