Cornish, ME Weather Forecast
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Cornish Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Showers | Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C |
| POP: 80% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 231 AM EDT Mon Sep 07 2026 

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Issued: 230 AM EDT Mon Sep 7 2026
Key Messages
1. Mostly dry conditions with warmer temperatures today and Tuesday.
2. A seasonably strong low pressure system will drag a cold front across the area late Wednesday into Thursday. Thunderstorms will be possible ahead of the cold front late Wednesday, and showers Wednesday night along the front. A period of gusty winds will be possible on Thursday.
Discussion
... KEY MESSAGE 1 DESCRIPTION...
Upper low near Nova Scotia finally loosens its grip on the region and exits into the northern Atl...
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