Riverdale, NJ Weather & Growing Conditions
Today
71°F
Mostly Sunny
Mostly sunny, with a high near 71. East wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Tonight | 54°F | Mostly Cloudy | 0 mph | 9% |
| Sunday | 68°F | Rain Showers | 0 to 5 mph SE | 97% |
| Sunday Night | 53°F | Showers And Thunderstorms | 0 to 10 mph W | 75% |
| Monday | 66°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph N | 23% |
| Monday Night | 49°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NE | 23% |
| Tuesday | 62°F | Chance Rain Showers | 5 mph NE | 28% |
| Tuesday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 26% |
| Wednesday | 62°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph NE | 19% |
| Wednesday Night | 48°F | Chance Rain Showers | 5 to 10 mph NE | 30% |
| Thursday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 32% |
| Thursday Night | 48°F | Chance Rain Showers | 5 to 10 mph N | 37% |
| Friday | 64°F | Chance Rain Showers | 10 mph N | 33% |
| Friday Night | 49°F | Chance Rain Showers | 5 to 10 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Riverdale, NJ
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
7a
Explore more for Riverdale, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Wanaque Raymond Dam, Nj (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.