Newfoundland, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newfoundland, a community in Passaic County, New Jersey.
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. East wind around 0 mph.
7-day forecast for Newfoundland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 63°F | Mostly Cloudy | 0 mph | 2% |
| Wednesday | 81°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 33% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms | 0 mph | 47% |
| Thursday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 61% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Mostly Cloudy | 0 to 5 mph SW | 58% |
| Friday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 48% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 46% |
| Saturday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 45% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 45% |
| Sunday | 85°F | Mostly Sunny | 0 to 5 mph W | 11% |
| Sunday Night | 69°F | Mostly Clear | 0 to 5 mph W | 11% |
| Monday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 16% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 16% |
Forecast source: National Weather Service (api.weather.gov) for Newfoundland (41.055, -74.429). Updated through the day.
Growing snapshot for Newfoundland
Last spring frost
Apr 25
First fall frost
Oct 17
Growing season
174 days
Hardiness zone
6b
More local growing data for Newfoundland: nearby ZIP 07435 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Bloomingdale
Brookdale
Butler
Clifton
Great Notch
Haledon
Hawthorne
Montclair State University
North Haledon
Packanack Lake
Passaic
Paterson
Pines Lake
Pompton Lakes
Preakness
Prospect Park
Ringwood
Singac
Totowa
Upper Greenwood Lake
Wanaque
William Paterson University of New Jersey
Woodland Park
Climate data from the nearest NOAA station, Charlotteburg Rsvr, Nj (1.2 mi from Newfoundland). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.