Hewitt, NJ Weather & Growing Conditions
Today
67°F
Partly Sunny
Partly sunny, with a high near 67. East wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Partly Sunny | 2 to 6 mph E | 0% |
| Tonight | 54°F | Mostly Cloudy then Chance Light Rain | 5 mph SE | 33% |
| Sunday | 64°F | Rain | 6 mph SE | 97% |
| Sunday Night | 52°F | Rain | 2 to 9 mph E | 90% |
| Monday | 61°F | Partly Sunny | 6 to 12 mph N | 11% |
| Monday Night | 46°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 10 mph NE | 23% |
| Tuesday | 57°F | Slight Chance Rain Showers | 7 to 10 mph NE | 24% |
| Tuesday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 10 mph NE | 24% |
| Wednesday | 58°F | Partly Sunny then Slight Chance Rain Showers | 7 to 10 mph NE | 18% |
| Wednesday Night | 45°F | Chance Rain Showers | 7 to 10 mph NE | 30% |
| Thursday | 57°F | Chance Rain Showers | 7 to 12 mph NE | 32% |
| Thursday Night | 46°F | Chance Rain Showers | 6 to 12 mph N | 36% |
| Friday | 59°F | Chance Rain Showers | 7 to 12 mph N | 31% |
| Friday Night | 47°F | Chance Rain Showers | 7 to 12 mph N | 31% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hewitt, NJ
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
6b
Explore more for Hewitt, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Wanaque Raymond Dam, Nj (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.