World Resorts USA Galveston Island Weather

Summer weather in Galveston Island

Weather in Galveston Island in Summer

June July August
Average day temperature:
Average day temperature: 87.8°F 88.3°F 89.2°F
Average night temperature:
Average night temperature: 79.3°F 80.9°F 81.8°F
Sea water temperature:
Sea water temperature: 84.7°F 86.1°F 87.5°F
Number of sunny days:
Number of sunny days: 13 days 10 days 13 days
Day length:
Day length: 13.9 - 14.0 h. 13.5 - 14.0 h. 12.8 - 13.5 h.
Number of rainy days:
Number of rainy days: 1 day 3 days 2 days
Precipitation totals:
Precipitation totals: 0.8 in. 1.5 in. 1.0 in.

Day & Night air temperature, °F

Sea water temperature, °F

Precipitation total, in.

Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Galveston Island

Sunniest months:
October 18 days
September 14 days
November 14 days
Warmest months:
August 89.2 °F
July 88.3 °F
June 87.8 °F
Warmest sea temp:
August 87.5 °F
July 86.1 °F
September 85.1 °F
Coldest months:
January 58.6 °F
February 59.9 °F
December 63.6 °F
Rainiest months:
November 3 days
July 3 days
May 3 days
Windiest months:
April 11.7 mph
January 11.2 mph
May 11.0 mph

Galveston Island on a weather map

Galveston Island
+48°F
S 17 mph
Feels like: +43°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Galveston Island
Local time: 23:46
December 05, friday
0000
48°F
S
17 mph
0300
46°F
S
15 mph
0600
45°F
S
16 mph
0900
48°F
S
14 mph
1200
48°F
SW
7 mph
1500
50°F
S
2 mph
1800
52°F
SW
6 mph
2100
54°F
W
6 mph
Units of measurement: °C / °F