Newton, NJ Weather & Growing Conditions
This Afternoon
71°F
Partly Sunny
Partly sunny, with a high near 71. Southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Partly Sunny | 0 mph | 1% |
| Tonight | 55°F | Mostly Cloudy then Chance Rain Showers | 0 mph | 45% |
| Sunday | 69°F | Rain Showers | 0 to 5 mph SE | 98% |
| Sunday Night | 54°F | Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph NW | 75% |
| Monday | 67°F | Partly Sunny then Slight Chance Rain Showers | 5 mph NE | 16% |
| Monday Night | 47°F | Chance Rain Showers | 0 to 5 mph NE | 30% |
| Tuesday | 62°F | Chance Rain Showers | 5 mph NE | 30% |
| Tuesday Night | 46°F | Chance Rain Showers then Mostly Cloudy | 0 to 5 mph NE | 29% |
| Wednesday | 62°F | Mostly Cloudy | 5 to 10 mph NE | 14% |
| Wednesday Night | 46°F | Slight Chance Rain Showers | 5 to 10 mph NE | 21% |
| Thursday | 61°F | Slight Chance Rain Showers | 5 to 10 mph NE | 24% |
| Thursday Night | 46°F | Chance Rain Showers | 5 to 10 mph NE | 32% |
| Friday | 64°F | Chance Rain Showers | 5 to 10 mph N | 32% |
| Friday Night | 48°F | Chance Rain Showers | 5 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newton, NJ
Last spring frost
Apr 24
First fall frost
Oct 16
Growing season
176 days
Hardiness zone
6b
Explore more for Newton, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Newton, Nj (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.