Theresa, NY has a humid continental climate, meaning that it experiences warm summers and cold winters. Average temperatures in the summer range from the high 70s to the low 80s, while temperatures drop into the high teens in the winter. Precipitation is relatively common throughout the year, with average snowfall around 75-80 inches annually. Although Theresa has many warm summer days, its proximity to Lake Ontario brings cooler air to the area which can influence weather patterns.
Theresa, New York gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Theresa averages 99 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 161 sunny days per year in Theresa. The US average is 205 sunny days.
Theresa gets some kind of precipitation, on average, 156 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 80 degrees
Winter Low: the January low is 7
Rain: averages 39 inches of rain a year
Snow: averages 99 inches of snow a year