Glen Gardner, NJ Weather & Growing Conditions
This Afternoon
82°F
Mostly Sunny
Mostly sunny, with a high near 82. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 63°F | Mostly Cloudy | 0 mph | 1% |
| Wednesday | 81°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 40% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 0 mph | 57% |
| Thursday | 86°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 69% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SW | 69% |
| Friday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 51% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 51% |
| Saturday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 44% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 44% |
| Sunday | 85°F | Mostly Sunny | 0 to 5 mph W | 12% |
| Sunday Night | 69°F | Mostly Clear | 0 to 5 mph SW | 12% |
| Monday | 86°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 15% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glen Gardner, NJ
Last spring frost
Apr 24
First fall frost
Oct 21
Growing season
179 days
Hardiness zone
7a
Explore more for Glen Gardner, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Flemington 5 Nnw, Nj (8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.