Weather By Day

August Harrisburg Weather 
August Harrisburg Weather
Record High: 103°F
Normal High: 84°F
Normal Low: 64°F
Record Low: 45°F
Avg Monthly Rain: 3.24"
Rec 1 Day Rain: 4.66"

Harrisburg Weather In August

The highest recorded temperature in August for Harrisburg for the past 54 years was 103 degrees Fahrenheit, most recently encountered on August 4, 1930, while the mean high temperature is 84. The lowest documented temperature in August for Harrisburg for the past 54 years was 45 registered on August 31, 1976, while the mean low daily temperature during the month is 64.

According to National Weather Service Harrisburg August Weather data, on August 28, 1940, the recorded high temperature did not exceed 57 degrees Fahrenheit, the lowest high measured in Harrisburg in the past 54 years. Weather Service records additionally indicate that on August 5, 1930, the low for the day was not measured below 81 degrees, the highest low temperature recorded in Harrisburg in the last 54 years.

National Weather Service data shows that the high temperature in Harrisburg on August First averages 85 degrees Fahrenheit and the high on the final day of August averages 83 degrees. The low temperature in Harrisburg in August on the first day of the month averages 66 degrees and the low temperature on the last day of the month averages 62 degrees.

Harrisburg typically receives an average of 3.24 inches of precipitation during the month. August Harrisburg Weather records indicated that on August 23, 1933 Harrisburg received 4.66 inches of precipitation, the most rain recorded in a single day in August.