Orleans County, New York has a humid continental climate with hot and humid summers and cold winters. The county experiences four distinct seasons with large variations in temperature between the hottest summer months and the coldest winter months. The average summer temperatures range from the mid-70s to mid-80s F (21-29 C), while winter temperatures dip into the teens F (-9 to -12 C). Precipitation is relatively equal throughout the year, ranging from 30 to 40 inches (76 to 102 cm) annually. Snowfall is also common in Orleans County, though it generally melts within a few days of falling due to its low elevations and proximity to Lake Ontario.
Orleans County, New York gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Orleans County averages 69 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 162 sunny days per year in Orleans County. The US average is 205 sunny days.
Orleans County gets some kind of precipitation, on average, 150 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 18
Rain: averages 36 inches of rain a year
Snow: averages 69 inches of snow a year