Rosenhayn, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rosenhayn, a community in Cumberland County, New Jersey.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. Northeast wind 0 to 5 mph.
7-day forecast for Rosenhayn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Tonight | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph E | 17% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 67% |
| Wednesday Night | 73°F | Chance Showers And Thunderstorms | 5 mph S | 53% |
| Thursday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 19% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 19% |
| Friday | 89°F | Sunny then Chance Showers And Thunderstorms | 5 mph SW | 26% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 34% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 34% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 20% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 20% |
| Monday | 90°F | Sunny | 0 to 5 mph W | 7% |
| Monday Night | 72°F | Partly Cloudy | 5 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov) for Rosenhayn (39.479, -75.138). Updated through the day.
Growing snapshot for Rosenhayn
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7b
More local growing data for Rosenhayn: nearby ZIP 08352 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
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Roadstown
Climate data from the nearest NOAA station, Seabrook Farms, Nj (5 mi from Rosenhayn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.