New Brunswick, NJ Weather & Growing Conditions
Overnight
64°F
Partly Cloudy
Partly cloudy, with a low around 64. North wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Partly Cloudy | 0 mph | 0% |
| Tuesday | 85°F | Mostly Sunny | 0 mph | 0% |
| Tuesday Night | 64°F | Mostly Cloudy | 0 mph | 1% |
| Wednesday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 50% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 44% |
| Thursday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SW | 35% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Friday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 44% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 45% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 37% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 37% |
| Sunday | 89°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Sunday Night | 71°F | Mostly Clear | 0 to 5 mph SW | 14% |
| Monday | 91°F | Sunny | 0 to 10 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Brunswick, NJ
Last spring frost
Apr 15
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
7a
Explore more for New Brunswick, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, New Brunswick 3 Se, Nj (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.