The climate in 77550 Galveston, TX is generally warm and humid with temperatures ranging from mild in the winter to hot and humid in the summer. The average temperature is around 70掳F during the day and around 60掳F at night. July is typically the hottest month with temperatures reaching up to 90掳F on some days. The average annual rainfall for Galveston is around 55 inches, most of which falls between May and September. Winters in Galveston are usually mild, with temperatures rarely dipping below 40掳F at night.
Galveston (zip 77550), Texas gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Galveston (zip 77550) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Galveston (zip 77550). The US average is 205 sunny days.
Galveston (zip 77550) gets some kind of precipitation, on average, 101 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 46
Rain: averages 49 inches of rain a year
Snow: averages 0 inches of snow a year