Deep River, CT Weather Forecast
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Deep River Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Rain | Chance of Rain | Rain | Rain |
| Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C |
| POP: 30% | POP: 50% | POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 905 AM EST Sun Nov 01 2026 

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Issued: 230 PM EST Sun Nov 1 2026
Key Messages
1) Dry and increasingly mild conditions continue into mid week.
2) Increasingly likelihood for a wetting rain late in the week.
Discussion
... .KEY MESSAGE 1... The driest stretch of the year so far persists in response to confluent NW upper flow giving way to East Coast upper ridging thru mid week. At the surface, high pressure gradually elongates offshore through mid week.
Slightly milder temps for tonight/early Mon morning with light return flow and waa. This does bring the likelihood...
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