If you’re hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Minot: The hottest months are usually August and July, with an average temperature of 19°C, while the coldest months are January and February, with an average of -9°C. The snowiest months in Minot are October, March, December and January, with each month seeing an average of 21 cm of snowfall.