Climate - Galveston (Texas)

The climate of Galveston is subtropical, with mild winters and very hot, muggy summers.
The city is located on the coast of the Gulf of Mexico, southeast of Houston, on an island. In summer, the waters that surround it make the climate particularly muggy, but with temperatures a little lower than in inland areas.
Even though the winter is mild, occasionally there may be short cold waves of 2 or 3 days, in which the minimum temperature drops around freezing, and the maximum remains around 5-7 °C (41/45 °F) or even below. Sometimes it can even snow.
In summer, on the hottest days, the temperature usually reaches 35/37 °C (95/99 °F). In September 2000, it reached 40 °C (104 °F).
From June to November (but with a higher probability from August to October), there is the risk of hurricanes. Being a coastal city, Galveston is particularly exposed. The city was hit hard by the "Galveston hurricane" in September 1900, by hurricane Alicia in August 1983, and by hurricane Ike in September 2008.
The average temperature of the coldest month (January) is of 12.9 °C (55 °F), that of the warmest month (August) is of 29.5 °C (85 °F). Here are the average temperatures.

Precipitation amounts to 1,290 millimeters (50.8 inches) per year: it is therefore quite abundant. It ranges from 65 mm (2.6 in) in the driest month (February) to 155 mm (6.1 in) in the wettest (September). Here is the average precipitation.

On average, there are around 2,700 sunshine hours per year. So Galveston is a sunny city. Here are the average sunshine hours per day.

The sea temperature ranges between 17 °C (63 °F) and 30 °C (86 °F). In winter, the sea is cold, while it becomes very warm in summer. Here are the average sea temperatures.

Best Time

To visit Galveston, you can choose spring and autumn (in particular, from mid-March to mid-April and from mid-October to mid-November), to avoid the summer heat. In winter, there are long mild periods, but some cold days cannot be excluded.