Weather By Day

August Weather In Bismarck  
August Bismarck Weather
Record High: 107°F
Normal High: 83°F
Normal Low: 55°F
Record Low: 33°F
Avg Monthly Rain: 2.15"
Rec 1 Day Rain: 4.63"

Bismarck Weather In August

The hottest August day in Bismarck for the past 71 years was 107 degrees Fahrenheit, most recently registered on August 27, 1973, and the normal high is 83. In the last 71 years the lowest measured August temperature in Bismarck was 33 most recently registered on August 29, 1988, and the normal low daily temperature is 55.

According to National Weather Service historical Bismarck August Weather data, on August 23, 1992, the high temperature did not exceed 52 degrees Fahrenheit, the lowest high measured in Bismarck in the past 71 years. NWS data also shows that on August 28, 1991, the lowest measured temperature on that day did not drop below 76 degrees, the highest low temperature measured in Bismarck in the last 71 years.

National Weather Service records indicate that the high temperature in Bismarck on August First averages 86 degrees and the high on the last day of the month averages 79 degrees. The low temperature in Bismarck in August on the first day of the month averages 57 degrees and the low temperature on the last day of the month averages 51 degrees.

Bismarck typically receives an average of 2.15 inches of rain during the month. August Bismarck Weather records show that on August 21, 1998 Bismarck received 4.63 inches of rain, the most rain measured in a single day in August.