Weather By Day

August Galveston Weather 
August Galveston Weather
Record High: 102°F
Normal High: 89°F
Normal Low: 80°F
Record Low: 67°F
Avg Monthly Rain: 4.22"
Rec 1 Day Rain: 10.86"

Galveston Weather In August

The record high temperature in Galveston for the last 68 years in August was 102 degrees Fahrenheit, most recently registered on August 4, 1999, and the average high is 89. The lowest documented temperature for Galveston for the past 68 years in August was 67 measured on August 25, 1966, and the mean daily low in the month is 80.

US National Weather Service Galveston August Weather data records that on August 25, 1966, the high temperature did not exceed 78 degrees Fahrenheit, the lowest high measured in Galveston in the past 68 years. Weather Service records also indicate that on August 12, 2001, the low temperature for the day was not measured below 87 degrees, the highest low measured in Galveston in the last 68 years.

Weather Service historical data shows that the average daily high temperature in Galveston on August First is 88 degrees Fahrenheit and the average high on the last day of August is 88 degrees. The low temperature in Galveston in August on the first day of the month averages 79 degrees and the low temperature on the last day of the month averages 78 degrees.

Galveston usually receives an average of 4.22 inches of precipitation during the month. August Galveston Weather records indicated that on August 31, 1981 Galveston received 10.86 inches of precipitation, the most rain recorded in a single day in August.