New Jersey frost dates: P
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Palisades Park | Apr 3 | Nov 4 | 215 d | 7b |
| Palmyra | Apr 15 | Oct 31 | 199 d | 7b |
| Paramus | Apr 3 | Nov 4 | 215 d | 7a |
| Park Ridge | Apr 20 | Oct 26 | 189 d | 7a |
| Parlin | Apr 15 | Oct 26 | 194 d | 7a |
| Parsippany | Apr 17 | Oct 23 | 189 d | 7a |
| Passaic | Apr 3 | Nov 4 | 215 d | 7b |
| Paterson | Apr 15 | Oct 28 | 196 d | 7a |
| Paulsboro | Apr 2 | Nov 10 | 222 d | 7b |
| Peapack | Apr 26 | Oct 18 | 175 d | 7a |
| Pedricktown | Mar 30 | Nov 16 | 231 d | 7b |
| Pemberton | Apr 15 | Oct 29 | 197 d | 7a |
| Pennington | Apr 10 | Nov 1 | 205 d | 7a |
| Penns Grove | Apr 7 | Nov 4 | 211 d | 7b |
| Pennsauken | Apr 15 | Oct 31 | 199 d | 7b |
| Pennsville | Apr 7 | Nov 1 | 208 d | 7b |
| Pequannock | Apr 14 | Oct 28 | 197 d | 7a |
| Perth Amboy | Apr 15 | Oct 26 | 194 d | 7b |
| Phillipsburg | Apr 18 | Oct 25 | 190 d | 7a |
| Picatinny Arsenal | Apr 17 | Oct 23 | 189 d | 6b |
| Pine Beach | Apr 23 | Oct 20 | 180 d | 7a |
| Pine Brook | Apr 17 | Oct 23 | 189 d | 7a |
| Piscataway | Apr 15 | Oct 26 | 194 d | 7a |
| Pitman | Apr 8 | Nov 1 | 207 d | 7b |
| Pittstown | Apr 24 | Oct 21 | 180 d | 7a |
| Plainfield | Apr 11 | Oct 28 | 200 d | 7a |
| Plainsboro | Apr 25 | Oct 16 | 174 d | 7a |
| Pleasantville | Mar 26 | Nov 22 | 241 d | 7b |
| Pluckemin | Apr 30 | Oct 20 | 173 d | 7a |
| Point Pleasant Beach | Apr 23 | Oct 20 | 180 d | 7b |
| Pomona | Apr 18 | Oct 29 | 194 d | 7a |
| Pompton Lakes | Apr 19 | Oct 23 | 187 d | 7a |
| Pompton Plains | Apr 19 | Oct 23 | 187 d | 7a |
| Port Elizabeth | Apr 24 | Oct 23 | 182 d | 7a |
| Port Monmouth | Apr 9 | Nov 3 | 208 d | 7b |
| Port Murray | Apr 30 | Oct 18 | 171 d | 6b |
| Port Norris | Apr 24 | Oct 23 | 182 d | 7b |
| Port Reading | Apr 11 | Oct 31 | 203 d | 7b |
| Port Republic | Apr 18 | Oct 29 | 194 d | 7b |
| Pottersville | Apr 26 | Oct 18 | 175 d | 7a |
| Princeton | Apr 25 | Oct 16 | 174 d | 7a |
| Princeton Junction | Apr 25 | Oct 16 | 174 d | 7a |