Dover, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dover, a town in Morris County, New Jersey.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Northeast wind around 0 mph.
7-day forecast for Dover
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 63°F | Mostly Cloudy | 0 mph | 1% |
| Wednesday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 38% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 60% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph W | 60% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 49% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 49% |
| Saturday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 48% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 48% |
| Sunday | 86°F | Mostly Sunny | 0 to 5 mph W | 11% |
| Sunday Night | 70°F | Mostly Clear | 0 to 5 mph W | 11% |
| Monday | 87°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Monday Night | 68°F | Partly Cloudy | 0 to 5 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Dover (40.886, -74.559). Updated through the day.
Growing snapshot for Dover
Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6b
More local growing data for Dover: nearby ZIP 07801 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Beattystown
Boonton
Brookside
Budd Lake
Cedar Knolls
Chester
Flanders
Florham Park
Gillette
Green Village
Hibernia
Kenvil
Kinnelon
Lake Hiawatha
Lake Hopatcong
Lake Telemark
Landing
Ledgewood
Lincoln Park
Long Valley
Lower Berkshire Valley
Macopin
Madison
Mendham
Millington
Morris Plains
Morristown
Mount Arlington
Mount Hope
Mount Tabor
Climate data from the nearest NOAA station, Boonton 1 Se, Nj (8.8 mi from Dover). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.