New Jersey weather in September
One place stands in for New Jersey here — these are Atlantic City's numbers, not a statewide average.
Based on 1 weather station, in Atlantic City. One station, on the shore — Atlantic City measures the Jersey Shore, which runs milder than the inland north of the state.
The Jersey Shore
Highs near 79°, nights around 58°, and 3.5 in of rain in a typical September.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Atlantic City | 79° / 58° | 6 | Summer stays; the crowds don't. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.