Plainfield, NJ has a humid subtropical climate, characterized by hot and humid summers with average temperatures in the high 80s and cool winters averaging around 33 degrees Fahrenheit. The city also receives approximately 44 inches of precipitation each year, with roughly half of that occurring in the warmer months from April to September. Snowfall is relatively low at 10 inches annually. Overall, the weather in Plainfield is mild and temperate throughout the year.
Plainfield, New Jersey gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Plainfield averages 22 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Plainfield. The US average is 205 sunny days.
Plainfield gets some kind of precipitation, on average, 116 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 49 inches of rain a year
Snow: averages 22 inches of snow a year