Hillsdale, NJ has a temperate climate with cool winters and warm summers that provide the perfect conditions for outdoor activities year-round. The average high temperature in the summer months ranges from 75-82 degrees Fahrenheit, while the average winter temperatures range from 33-42 degrees Fahrenheit. Rainfall is relatively consistent throughout the year, but snowfall can sometimes be variable depending on the weather systems passing through. Overall, Hillsdale residents enjoy a mild climate that is comfortable during all four seasons of the year.
Hillsdale, New Jersey gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hillsdale averages 27 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 Hillsdale. The US average is 205 sunny days.
Hillsdale 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 19
Rain: averages 48 inches of rain a year
Snow: averages 27 inches of snow a year