31520 Weather (Brunswick, GA)

Weather forecast for: Brunswick GA

Last Update: 6:11 pm EDT Sep 11, 2026

Overnight: Mostly cloudy, with a steady temperature around 76. Light south wind.

Saturday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Mostly cloudy, with a high near 90. Heat index values as high as 102. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 74. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.

Sunday: A slight chance of showers before 7am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%.

Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 3 to 6 mph.

Monday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.

Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 20%.

Tuesday: A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 89. Windy. Chance of precipitation is 50%.

Tuesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 76. Breezy. Chance of precipitation is 30%.

Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Windy. Chance of precipitation is 40%.

Wednesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.

Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Breezy.

Thursday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Friday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.