Galveston Weather Forecast
- 83
- 95
Slight Chance Thunderstorms
- 83
- 93
Chance Thunderstorms
- 83
- 91
Chance Thunderstorms
- 81
- 91
Chance Thunderstorms
- 81
- 89
Chance Thunderstorms
- 82
- 89
Chance Thunderstorms
Today 30 Jul Galveston Island
Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Northwest Winds 5 to 10 Mph, becoming southwest this afternoon. Chance of rain 20 percent. Heat index Values up to 106 this afternoon.
Tonight 30 Jul Galveston Island
Partly cloudy. Humid with Lows in the lower 80s. Southwest Winds 10 to 15 Mph.
Galveston Temperature Statistics
July Temperature
Galveston, Scholes Field (4.3 miles)
Lowest 9 July, 2025
76.6 °FAverage July
86.5 °FHighest 5 July, 2025
93.7 °F
Climate (2020–Present)
Galveston, Scholes Field (4.3 miles)
Average Low 2020–2025
68.4 °FAverage 2020–2025
73.6 °FAverage High 2020–2025
79.3 °F