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Portland, CT Weather Forecast

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Portland, CT Weather Forecast

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Portland CT weather - Clear - 66°F
Clear
66°F
Updated 10:33 pm
Feels Like 69°F
Humidity 96%
Wind S 3 mph
Barometer  30 in
Dew Point 65°F
Portland CT weather - Clear - 19°C
Clear
19°C
Updated 10:33 pm
Feels Like 20°C
Humidity 96%
Wind S 5 km/h
Barometer  101.5 kPa
Dew Point 18°C
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Portland Weather Forecast

THIS AFTERNOON TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Portland, CT Weather - This Afternoon Mostly Cloudy Portland, CT Weather - Tonight Partly Cloudy Portland, CT Weather - Friday Chance Of Showers Portland, CT Weather - Friday Night Chance Of T-Storm Portland, CT Weather - Saturday Sunny Portland, CT Weather - Saturday Night Mostly Clear Portland, CT Weather - Sunday Partly Sunny Portland, CT Weather - Sunday Night Chance Of Showers Portland, CT Weather - Monday Partly Sunny Portland, CT Weather - Monday Night Mostly Clear Portland, CT Weather - Tuesday Sunny Portland, CT Weather - Tuesday Night Clear
Mostly Cloudy Partly Cloudy Chance of Showers Chance of T-Storm Sunny Mostly Clear Partly Sunny Chance of Showers Partly Sunny Mostly Clear Sunny Clear
Hi: 75°FHi: 24°C
 Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
 Lo: 55°FLo: 13°C Hi: 69°FHi: 21°C
 Lo: 49°FLo: 9°C Hi: 65°FHi: 18°C
 Lo: 50°FLo: 10°C Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 59°FHi: 15°C
 Lo: 39°FLo: 4°C
POP: 20% POP: 40% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 246 PM EDT Thu Oct 01 2026 Portland, CT Weather - WeatherWorld.com

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Issued: 737 PM EDT Thu Oct 1 2026

Key Messages

1) Cold front approaches Friday, crosses through Friday night. Above normal temperatures in store for Friday. Chance of showers afternoon into evening with possible isolated rumble of thunder.

2) Potential wave of low pressure and associated shower chances late this weekend.

3) Temperatures overall turning cooler for the weekend into next week.


Discussion

... .KEY MESSAGE 1... Mid level height falls as mid level shortwave moves southeast into the region for Friday. Mid level flow remains...