Franklin Park, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Franklin Park, a community in Somerset County, New Jersey.
Tonight
59°F
Mostly Cloudy
Mostly cloudy, with a low around 59. Southeast wind 0 to 5 mph.
7-day forecast for Franklin Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Mostly Cloudy | 0 to 5 mph SE | 6% |
| Sunday | 75°F | Showers And Thunderstorms | 5 mph SE | 80% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 5 mph W | 67% |
| Monday | 70°F | Chance Rain Showers | 5 to 10 mph NE | 28% |
| Monday Night | 52°F | Chance Rain Showers | 5 to 10 mph NE | 29% |
| Tuesday | 66°F | Chance Rain Showers | 10 mph NE | 34% |
| Tuesday Night | 51°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 34% |
| Wednesday | 65°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Wednesday Night | 51°F | Slight Chance Rain Showers | 10 mph NE | 21% |
| Thursday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Thursday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 36% |
| Friday | 66°F | Chance Rain Showers | 10 to 15 mph N | 36% |
| Friday Night | 51°F | Chance Rain Showers | 10 mph N | 36% |
| Saturday | 70°F | Chance Rain Showers | 5 to 10 mph N | 30% |
Forecast source: National Weather Service (api.weather.gov) for Franklin Park (40.445, -74.542). Updated through the day.
Growing snapshot for Franklin Park
Last spring frost
Apr 15
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
7a
More local growing data for Franklin Park: nearby ZIP 08823 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
Green Knoll
Griggstown
Harlingen
Hillsborough
Kingston
Lamington
Liberty Corner
Lyons
Manville
Martinsville
Middlebush
Millstone
Neshanic
Climate data from the nearest NOAA station, New Brunswick 3 Se, Nj (7.9 mi from Franklin Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.