Bismarck · United States
Weather in Bismarck in August
In August the typical daytime high in Bismarck is 27.5 °C on average, from 28.7 °C at the start to 26.2 °C at the end of the month.
The last 10 years were 1.7 °C cooler than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Eureka (146 km) and Jamestown State Hosp (160 km); nearer ones count more.