Cannon Square, CT Weather Forecast

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Cannon Square, CT Weather Forecast

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Cannon Square CT weather  - Clear - 33°F
Clear
33°F
Updated 4:17 am
Feels Like 47°F
Humidity 95%
Wind N 0 mph
Barometer  30.53 in
Dew Point 32°F
Cannon Square CT weather  - Clear - 1°C
Clear
1°C
Updated 4:17 am
Feels Like 8°C
Humidity 95%
Wind N 0 km/h
Barometer  103.3 kPa
Dew Point 0°C

Cannon Square Weather Forecast

THIS AFTERNOON TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Cannon Square, CT Weather - This Afternoon Mostly Sunny Cannon Square, CT Weather - Tonight Clear Cannon Square, CT Weather - Sunday Sunny Cannon Square, CT Weather - Sunday Night Clear Cannon Square, CT Weather - Monday Sunny Cannon Square, CT Weather - Monday Night Clear Cannon Square, CT Weather - Tuesday Sunny Cannon Square, CT Weather - Tuesday Night Mostly Clear Cannon Square, CT Weather - Wednesday Sunny Cannon Square, CT Weather - Wednesday Night Partly Cloudy Cannon Square, CT Weather - Thursday Sunny Cannon Square, CT Weather - Thursday Night Mostly Clear
Mostly Sunny Clear Sunny Clear Sunny Clear Sunny Mostly Clear Sunny Partly Cloudy Sunny Mostly Clear
Hi: 60°FHi: 16°C
Lo: 35°FLo: 2°C Hi: 61°FHi: 16°C
Lo: 39°FLo: 4°C Hi: 65°FHi: 18°C
Lo: 45°FLo: 7°C Hi: 59°FHi: 15°C
Lo: 31°FLo: -1°C Hi: 59°FHi: 15°C
Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
Lo: 49°FLo: 9°C
POP = Probability of Precipitation.
Weather Outlook Updated: 224 PM EDT Sat Oct 24 2026 Cannon Square, CT Weather - WeatherWorld.com

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Cannon Square Forecast Discussion

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Issued: 325 AM EDT Sun Oct 25 2026

Key Messages

1) Frost Advisory in effect this morning for coastal CT and far eastern LI.

2) High pressure largely in control through the upcoming week.


Discussion

... .KEY MESSAGE 1... Very favorable conditions exist this morning for radiational cooling and as a result, more typical spots have cooled significantly, some spots into the upper 20s. While the growing season has ended across the interior, it has yet to do so at the coast (Nov 1 or 11). Thus, a frost advisory in in effect for these areas ...