Long Valley, NJ Weather & Growing Conditions
Today
72°F
Mostly Sunny
Mostly sunny, with a high near 72. East wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Tonight | 55°F | Mostly Cloudy | 0 to 5 mph SE | 11% |
| Sunday | 68°F | Rain Showers | 5 mph SE | 98% |
| Sunday Night | 54°F | Showers And Thunderstorms Likely | 0 to 10 mph W | 61% |
| Monday | 67°F | Partly Sunny | 5 to 10 mph NE | 14% |
| Monday Night | 49°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph NE | 27% |
| Tuesday | 62°F | Chance Rain Showers | 5 to 10 mph NE | 29% |
| Tuesday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 27% |
| Wednesday | 63°F | Slight Chance Rain Showers | 10 mph NE | 23% |
| Wednesday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 32% |
| Thursday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday Night | 47°F | Chance Rain Showers | 5 to 10 mph NE | 34% |
| Friday | 65°F | Chance Rain Showers | 10 mph N | 30% |
| Friday Night | 48°F | Chance Rain Showers | 5 to 10 mph N | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Long Valley, NJ
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
176 days
Hardiness zone
6b
Explore more for Long Valley, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Somerville Somerset Ap, Nj (12.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.