Old Bridge, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Old Bridge, a community in Middlesex County, New Jersey.
This Afternoon
73°F
Mostly Sunny
Mostly sunny, with a high near 73. East wind around 5 mph.
7-day forecast for Old Bridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Mostly Sunny | 5 mph E | 1% |
| Tonight | 58°F | Mostly Cloudy | 0 to 5 mph SE | 4% |
| Sunday | 74°F | Rain Showers | 5 mph SE | 77% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 5 to 10 mph W | 73% |
| Monday | 69°F | Chance Rain Showers | 5 to 10 mph NE | 42% |
| Monday Night | 53°F | Chance Rain Showers | 5 to 10 mph NE | 28% |
| Tuesday | 64°F | Chance Rain Showers | 10 mph NE | 33% |
| Tuesday Night | 52°F | Chance Rain Showers | 10 mph NE | 31% |
| Wednesday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 27% |
| Wednesday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Thursday | 64°F | Chance Rain Showers | 15 mph NE | 34% |
| Thursday Night | 51°F | Chance Rain Showers | 10 mph NE | 35% |
| Friday | 66°F | Chance Rain Showers | 10 mph N | 34% |
| Friday Night | 51°F | Chance Rain Showers | 5 to 10 mph N | 31% |
Forecast source: National Weather Service (api.weather.gov) for Old Bridge (40.395, -74.331). Updated through the day.
Growing snapshot for Old Bridge
Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
190 days
Hardiness zone
7a
More local growing data for Old Bridge: nearby ZIP 08857 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Avenel
Brownville
Carteret
Clearbrook
Colonia
Concordia
Cranbury
Dayton
Deans
East Franklin
Encore at Monroe
Fords
Forsgate
Heathcote
Helmetta
Highland Park
Hopelawn
Iselin
Jamesburg
Keasbey
Kendall Park
Madison Park
Matawan
Menlo Park Terrace
Metuchen
Middlesex
Milltown
Monmouth Junction
New Brunswick
Perth Amboy
Climate data from the nearest NOAA station, Freehold-Marlboro, Nj (6.9 mi from Old Bridge). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.