Weather WorldWashington-Allston School, MA Weather Forecast
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Washington-Allston School Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT |
 |  | | |  | |  |  |  | | |  |
| Rain | Chance of Rain | Rain | Rain | Showers | Chance of Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy |
| Lo: 69°FLo: 21°C | Hi: 71°FHi: 22°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Lo: 65°FLo: 18°C |
| POP: 70% | POP: 40% | POP: 70% | POP: 70% | POP: 70% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 102 AM EDT Fri Aug 21 2026 
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Washington-Allston School Forecast Discussion
Issued: 141 AM EDT Fri Aug 21 2026
Key Messages
- Rainy conditions develop tonight, tapering off to drizzle or intermittent light rain and onshore flow overnight. Cooler than normal temps Friday with best chances for steady rain in eastern MA.
- A wet and unusually cool weekend on tap.
- Drier and warmer next week.
Discussion
... KEY MESSAGE 1...Rainy conditions develop tonight, tapering off to drizzle or intermittent light rain and onshore flow overnight. Cooler than normal temps Friday with best chances for...