Galveston’s Current Weather & 7-Day Forecast
Galveston Island’s Climate
Galveston’s climate is classified as humid subtropical, with long and hot summers June – September and temperatures regularly over 90°F and indexes over 100°F and nighttime lows still in the upper 70’s.
Cooler winter months, December – February, daytime high temperatures are typically over 60°F and nighttime lows are around 50°F.
Most of the island’s precipitation occurs between June and November, and snowfall and freezing temperatures are rare.
Galveston Island’s Monthly Averages
Air & Water Temperatures and Precipitation