Piscataway, NJ is located in the temperate climate zone and experiences warm summers and mild winters. The average temperature in July is around 81 degrees Fahrenheit, while the average low temperature in January is around 22 degrees. Piscataway receives an average of 45 inches of precipitation annually, mostly in the form of rain during spring and summer months. Snowfall also occurs during winter months, but not usually more than 4-5 inches on average per year. The humidity level throughout the year tends to stay quite high, with an average of 75%.
Piscataway, New Jersey gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Piscataway averages 23 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 Piscataway. The US average is 205 sunny days.
Piscataway gets some kind of precipitation, on average, 117 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 86 degrees
Winter Low: the January low is 22
Rain: averages 48 inches of rain a year
Snow: averages 23 inches of snow a year