Pontiac, MI is in a humid continental climate zone, which means it experiences hot summers and cold winters. The city typically averages temperatures between 22°F and 86°F throughout the year with precipitation ranging from 0.6 inches in the winter months to 4 inches in the summer months. During the summer months, Pontiac can experience high humidity levels and thunderstorms due to its proximity to Lake St. Clair and Lake Erie. In the winter, low temperatures can dip below 0°F combined with heavy snowfall that often stays on the ground for weeks at a time.
Pontiac (zip 48342), Michigan gets 32 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Pontiac (zip 48342) averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 179 sunny days per year in Pontiac (zip 48342). The US average is 205 sunny days.
Pontiac (zip 48342) gets some kind of precipitation, on average, 121 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 82 degrees
Winter Low: the January low is 16
Rain: averages 32 inches of rain a year
Snow: averages 34 inches of snow a year