Salem, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Salem, a city in Salem County, New Jersey.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.
7-day forecast for Salem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 69°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph E | 16% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 72% |
| Wednesday Night | 74°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph S | 64% |
| Thursday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 19% |
| Thursday Night | 75°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 19% |
| Friday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 29% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 5 mph SW | 44% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 36% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 5 mph SW | 36% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 18% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 18% |
| Monday | 90°F | Sunny | 5 to 10 mph W | 9% |
| Monday Night | 73°F | Partly Cloudy | 5 mph SW | 13% |
Forecast source: National Weather Service (api.weather.gov) for Salem (39.568, -75.473). Updated through the day.
Growing snapshot for Salem
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7b
More local growing data for Salem: nearby ZIP 08079 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Alloway
Auburn
Carneys Point
Elmer
Hancocks Bridge
Olivet
Pedricktown
Penns Grove
Pennsville
Quinton
Seabrook Farms
Woodstown
Climate data from the nearest NOAA station, Seabrook Farms, Nj (11.9 mi from Salem). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.