Allow me to retort. 98% of the world has no idea what their daughters are doing at a homecoming dance. Iâve observed it first hand, and Iâve asked kids around the country. The report is always the same. Parents have no idea whatâs going on in the darkened gymnasiums of school dances.
South Plainfield, NJ Weather. The average temperature of South Plainfield is 51.01Â°F, which is about the same as the New Jersey average temperature of 51.93Â°F and is lower than the national average temperature of 54.45Â°F. Historical Weather. Heating Cost Index, #513.
New Jersey weather history reports an annual average temperature of 54.2 Â°F with an average high temperature of 62.3 Â°F and an average low temperature of 46.5 Â°F. The average weather in New Jersey indicates a relative humidity in the morning of 77.0%, and 54.5% in the afternoon and evening.