Brookhaven, NY has a humid continental climate with warm summers and cold winters. The average annual temperature is around 52 degrees Fahrenheit throughout the year. In the summer, temperatures can reach into the low- to mid-80s, while in the winter they can dip below freezing. Precipitation is plentiful all year round, with an average of 44 inches of snowfall per year. On average, there are around 200 days of sunshine each year as well. Overall, Brookhaven has a moderate climate that is perfect for outdoor activities all four seasons of the year.
Brookhaven, New York gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Brookhaven averages 28 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 206 sunny days per year in Brookhaven. The US average is 205 sunny days.
Brookhaven gets some kind of precipitation, on average, 111 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 83 degrees
Winter Low: the January low is 23
Rain: averages 48 inches of rain a year
Snow: averages 28 inches of snow a year