South Britain, CT Weather Forecast for 5-Days

Updated: Sun Jun 7th 2026 10:15 AM EDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
South Britain, CT Weather – 6-7 – Sunny
85° / 62°
Sunny
South Britain is set for sunshine with temperatures peaking at 85°F and dipping to 62°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 15mph on average and gusts of 19.3mph at 8 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 68% at 11 PM and 41% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 11 PM, a lowest point of 29.75inHg at 11 AM with an avg 29.82inHg.
South Britain, CT Weather – 6-8 – Sunny
78° / 51°

Weather Tomorrow

Sunny
South Britain may see a sunny day, with daytime highs of 78°F and overnight lows near 51°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 9mph and gusts of 15.1mph at 1 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 85% at 5 AM and 28% being its lowest at 2 PM. Barometric pressure is its highest of 30.2inHg at 10 PM, a lowest point of 29.99inHg at 12 AM with an avg 30.13inHg.
South Britain, CT Weather – 6-9 – Sunny
84° / 55°
Sunny
Sunshine is in the forecast for South Britain, with a high of 84°F and a low of 55°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 8mph and gusts of 14.6mph at 12 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 76% at 3 AM and 31% being its lowest at 4 PM. Barometric pressure is its highest of 30.2inHg at 12 AM, a lowest point of 30.01inHg at 6 PM with an avg 30.12inHg.
South Britain, CT Weather – 6-10 – Scattered Showers
84° / 62°
Scattered Showers
Passing showers are in the forecast for South Britain, with a high of 84°F and a low of 62°F. Rainfall predicted to have a 73% chance with an estimated 0.16in. Wind will be moderate, blowing around 13mph on average and gusts of 18.5mph at 7 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 99% at 10 PM and 40% being its lowest at 4 PM. Barometric pressure is its highest of 30.06inHg at 1 AM, a lowest point of 29.86inHg at 9 PM with an avg 29.99inHg.
South Britain, CT Weather – 6-11 – Scattered Showers
78° / 64°
Scattered Showers
In South Britain, scattered showers are likely with a high near 78°F and a low around 64°F. The chance of rain is 89% with an estimated 0.08in. Winds will be light at 10mph and gusts of 11.8mph at 1 AM. High humidity with average of 90% is anticipated, the maximum being 100% at 4 AM and 72% being its lowest at 2 PM. Barometric pressure is its highest of 29.99inHg at 11 AM, a lowest point of 29.83inHg at 4 AM with an avg 29.91inHg.
South Britain, CT Weather – 6-12 – Scattered Showers
86° / 64°
Scattered Showers
South Britain could see scattered showers with daytime highs of 86°F and nighttime lows near 64°F. The chance of rain is 86% with an estimated 0.19in. Wind will be moderate, blowing around 11mph on average and gusts of 17.3mph at 5 PM. High humidity with average of 84% is anticipated, the maximum being 99% at 4 AM and 56% being its lowest at 2 PM. Barometric pressure is its highest of 29.94inHg at 7 AM, a lowest point of 29.86inHg at 5 PM with an avg 29.91inHg.

Currently

Sunny 76°F
29.78 inHg.
Barometer
60%
Humidity
WNW 15.8 mph
Wind
Sunny

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free

South Britain weather forecast and traffic updates by locals

Write your own South Britain, CT report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the South Britain, CT report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.