Climate in Bozeman, Montana

Averages and Variations

Bozeman experiences a mild semi-arid climate characterized by long, cold winters and warm summers. The average annual temperature is 44°F (7°C), with January being the coldest month at 23°F (-5°C) and July being the warmest at 64°F (18°C). Precipitation varies significantly throughout the year, with the wettest month being May at 2.7 inches (69 mm) and the driest month being August at 0.6 inches (15.2 mm).

Monthly Weather Conditions

In addition to the average temperatures and precipitation levels, Bozeman's climate also exhibits notable variations in wind, sunshine, and humidity. During the winter months, winds can reach speeds of up to 10 mph (16 km/h), while during the summer months, they typically average around 6 mph (9.7 km/h). Sunshine levels range from about 4 hours per day in December to over 10 hours per day in July. Humidity levels are generally low throughout the year, with an average of 40%.