North Caldwell, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for North Caldwell, a borough in Essex County, New Jersey.
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. Northeast wind around 3 mph.
7-day forecast for North Caldwell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 3 mph NE | 0% |
| Tonight | 65°F | Mostly Cloudy | 3 mph W | 3% |
| Wednesday | 81°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph E | 39% |
| Wednesday Night | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph S | 35% |
| Thursday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 8 mph SW | 44% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 7 mph SW | 44% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph SW | 46% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 2 to 6 mph W | 44% |
| Saturday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph W | 37% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 37% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 15% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 6 mph SW | 15% |
| Monday | 87°F | Mostly Sunny | 3 to 10 mph W | 12% |
| Monday Night | 70°F | Partly Cloudy | 5 to 9 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov) for North Caldwell (40.865, -74.260). Updated through the day.
Growing snapshot for North Caldwell
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
187 days
Hardiness zone
7a
More local growing data for North Caldwell: nearby ZIP 07006 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Ampere North
Caldwell
East Orange
Essex Fells
Glen Ridge
Llewellyn Park
Newark
Pleasantdale
Roseland
Short Hills
Silver Lake
Springfield
Upper Montclair
Watsessing
Climate data from the nearest NOAA station, Essex Fells Service Bldg, Nj (1.4 mi from North Caldwell). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.