Glen Rock, NJ is located in northern New Jersey and has a typical Northeastern climate. Winters tend to be cold and wet while summers are generally hot and humid. The average low temperature for the winter months is around 25°F (-4°C), with temperatures sometimes dropping below 0°F (-18°C). Summer temperatures average around 76°F (24°C) during the day and can reach higher temperatures on certain days.The area receives about 45 inches of precipitation per year, mostly in the form of rain but snow is also common during the winter months.
Glen Rock, New Jersey gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Glen Rock averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 204 sunny days per year in Glen Rock. The US average is 205 sunny days.
Glen Rock gets some kind of precipitation, on average, 123 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 85 degrees
Winter Low: the January low is 21
Rain: averages 49 inches of rain a year
Snow: averages 24 inches of snow a year