Peapack and Gladstone, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Peapack and Gladstone, a borough in Somerset County, New Jersey.
This Afternoon
72°F
Mostly Sunny
Mostly sunny, with a high near 72. Southeast wind around 5 mph.
7-day forecast for Peapack and Gladstone
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 5 mph SE | 1% |
| Tonight | 56°F | Mostly Cloudy | 0 to 5 mph SE | 9% |
| Sunday | 70°F | Rain Showers | 0 to 5 mph SE | 96% |
| Sunday Night | 54°F | Showers And Thunderstorms Likely | 0 to 10 mph W | 67% |
| Monday | 67°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph N | 24% |
| Monday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph NE | 26% |
| Tuesday | 62°F | Chance Rain Showers | 10 mph NE | 30% |
| Tuesday Night | 48°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 27% |
| Wednesday | 63°F | Slight Chance Rain Showers | 10 to 15 mph NE | 22% |
| Wednesday Night | 48°F | Chance Rain Showers | 10 to 15 mph NE | 32% |
| Thursday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday Night | 48°F | Chance Rain Showers | 10 mph NE | 34% |
| Friday | 65°F | Chance Rain Showers | 10 mph N | 30% |
| Friday Night | 49°F | Chance Rain Showers | 5 to 10 mph N | 30% |
Forecast source: National Weather Service (api.weather.gov) for Peapack and Gladstone (40.716, -74.654). Updated through the day.
Growing snapshot for Peapack and Gladstone
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
176 days
Hardiness zone
7a
More local growing data for Peapack and Gladstone: nearby ZIP 07977 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Basking Ridge
Bedminster
Belle Mead
Bernardsville
Blackwells Mills
Blawenburg
Bound Brook
Bradley Gardens
Bridgewater Center
Clyde
Dunellen
East Millstone
East Rocky Hill
Far Hills
Finderne
Flagtown
Franklin Center
Franklin Park
Green Knoll
Griggstown
Harlingen
Hillsborough
Kingston
Lamington
Liberty Corner
Lyons
Manville
Martinsville
Middlebush
Millstone
Climate data from the nearest NOAA station, Somerville Somerset Ap, Nj (6.1 mi from Peapack and Gladstone). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.