Salem County has a humid subtropical climate, with mild to warm winters and hot, humid summers. The average high temperature in January is around 45 degrees Fahrenheit, while the average low is around 28 degrees. In July, the average high temperature is around 85 degrees and the average low is around 65 degrees. Precipitation amounts are moderate throughout the year, with an annual rainfall total of 46 inches on average. The county also experiences some snowfall each winter, but this amount is usually light and rarely accumulates to more than a few inches. Summers in Salem County are often quite humid due to its proximity to the nearby Atlantic Ocean.
Salem County, New Jersey gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Salem County averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 203 sunny days per year in Salem County. The US average is 205 sunny days.
Salem County gets some kind of precipitation, on average, 113 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 87 degrees
Winter Low: the January low is 25
Rain: averages 44 inches of rain a year
Snow: averages 15 inches of snow a year