Weather By Day

August Charleston Weather 
August Charleston Weather
Record High: 104°F
Normal High: 84°F
Normal Low: 62°F
Record Low: 41°F
Avg Monthly Rain: 4.11"
Rec 1 Day Rain: 4.13"

Charleston Weather In August

In the last 63 years the highest measured temperature in Charleston West Virginia for August was 104 degrees Fahrenheit, measured on August 23, 2007, and the normal high is 84. The coldest August day in Charleston for the past 63 years was 41 most recently measured on August 29, 1965, while the normal low measured temperature is 62.

US National Weather Service Charleston August Weather data records that on August 31, 1967, the high temperature did not exceed 65 degrees Fahrenheit, the lowest high measured in Charleston in the past 63 years. NWS weather data additionally shows that on August 21, 1968, the lowest recorded temperature on that day did not drop below 75 degrees, the highest low measured in Charleston in the last 63 years.

Weather Service historical data shows that the average daily high temperature in Charleston on August First is 86 degrees Fahrenheit and the average high on the last day of August is 84 degrees. The daily low temperature in Charleston on August First averages 65 degrees Fahrenheit and the low on the last day of August averages 62 degrees.

Charleston usually receives an average of 4.11 inches of precipitation during the month. August Charleston Weather records indicate that on August 8, 1958 Charleston received 4.13 inches of precipitation, the highest amount of rain recorded in a single day in August.