Frost dates
Frost dates in New Jersey
Typical last spring frost and first fall frost for 48 weather stations across New Jersey, from NOAA’s 1991–2020 climate normals.
Last spring frost
Apr 3 – Apr 26
Typical across New Jersey (middle: Apr 16)
First fall frost
Oct 17 – Nov 6
Typical across New Jersey (middle: Oct 27)
Your own yard can differ by weeks from the nearest town. Get frost dates for your exact spot →
By town
| Station | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Andover Aeroflex Airport | Apr 25 | Oct 19 | 177 |
| Atlantic City | Mar 26 | Nov 21 | 240 |
| Atlantic City International Airport | Apr 18 | Oct 29 | 194 |
| Belleplain Station Forest | Apr 24 | Oct 22 | 181 |
| Belvidere Brg | Apr 30 | Oct 18 | 171 |
| Boonton 1 SE | Apr 17 | Oct 23 | 189 |
| Brant Beach-Beach Haven | Apr 1 | Nov 15 | 228 |
| Caldwell Essex County Airport | Apr 14 | Oct 28 | 197 |
| Canoe Brook | Apr 18 | Oct 27 | 192 |
| Cape May 2 NW | Apr 1 | Nov 9 | 222 |
| Charlotteburg Reservoir | Apr 25 | Oct 17 | 175 |
| Cranford | Apr 11 | Oct 31 | 203 |
| Essex Fells Service Bldg | Apr 18 | Oct 24 | 189 |
| Estell Manor | Apr 24 | Oct 22 | 181 |
| Flemington 5 NNW | Apr 24 | Oct 21 | 180 |
| Freehold-Marlboro | Apr 17 | Oct 23 | 189 |
| Glassboro 2 NE | Apr 8 | Nov 1 | 207 |
| Hammonton 1 NE | Apr 14 | Oct 27 | 196 |
| Harrison | Apr 4 | Nov 6 | 216 |
| Hightstown 2 W | Apr 25 | Oct 16 | 174 |
| Indian Mills 2 W | Apr 28 | Oct 15 | 170 |
| Lambertville | Apr 16 | Oct 19 | 186 |
| Little Falls | Apr 15 | Oct 28 | 196 |
| Long Branch-Oakhurst | Apr 9 | Nov 3 | 208 |
| Margate | Mar 26 | Nov 22 | 241 |
| Millville Municipal Airport | Apr 24 | Oct 23 | 182 |
| Moorestown | Apr 12 | Nov 1 | 203 |
| Mount Holly S Jersey Airport | Apr 15 | Oct 28 | 196 |
| New Brunswick 3 SE | Apr 15 | Oct 26 | 194 |
| Newark International Airport | Apr 2 | Nov 10 | 222 |
| Newton | Apr 24 | Oct 16 | 175 |
| Pennsauken 1 N | Apr 15 | Oct 31 | 199 |
| Philadelphia/Mt Holly | Apr 15 | Oct 29 | 197 |
| Phillipsburg-Easton Brg | Apr 18 | Oct 25 | 190 |
| Plainfield | Apr 11 | Oct 28 | 200 |
| Seabrook Farms | Apr 10 | Nov 1 | 205 |
| Somerville 4 NW | Apr 30 | Oct 20 | 173 |
| Somerville Somerset Airport | Apr 26 | Oct 18 | 175 |
| Sussex 3 WNW | Apr 30 | Oct 11 | 164 |
| Sussex 8 NNW | Apr 20 | Oct 20 | 183 |
| Sussex Airport | May 1 | Oct 12 | 164 |
| Teterboro Airport | Apr 3 | Nov 4 | 215 |
| Toms River | Apr 23 | Oct 20 | 180 |
| Trenton Mercer County Airport | Apr 10 | Nov 1 | 205 |
| Trenton State College | Apr 17 | Oct 28 | 194 |
| Wanaque Raymond Dam | Apr 19 | Oct 23 | 187 |
| Wertsville 4 NE | Apr 16 | Oct 27 | 194 |
| Woodstown Pittsgrov 4 E | Apr 11 | Nov 3 | 206 |
Each date is the median: in half of years the frost comes earlier, in half later. Frost here means a low of 32°F or colder at the station. Low spots and valleys often frost a week or two earlier than these dates; hillsides and city centers later.
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020. The Field almanac also shows how often frost comes early or late, and a reanalysis reading for your exact location.