Mystic Island, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mystic Island, a community in Ocean County, New Jersey.
Today
81°F
Mostly Sunny
Mostly sunny, with a high near 81. Northeast wind 5 to 10 mph.
7-day forecast for Mystic Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Tonight | 67°F | Mostly Cloudy | 0 to 5 mph E | 9% |
| Wednesday | 83°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph SE | 35% |
| Wednesday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph S | 26% |
| Thursday | 88°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 15 mph SW | 16% |
| Thursday Night | 74°F | Slight Chance Rain Showers then Mostly Clear | 5 to 15 mph SW | 16% |
| Friday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 24% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 38% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 30% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 30% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 17% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SW | 17% |
| Monday | 91°F | Sunny | 5 to 10 mph SW | 7% |
| Monday Night | 73°F | Partly Cloudy | 5 to 10 mph W | 11% |
Forecast source: National Weather Service (api.weather.gov) for Mystic Island (39.566, -74.382). Updated through the day.
Growing snapshot for Mystic Island
Last spring frost
Apr 1
First fall frost
Nov 15
Growing season
230 days
Hardiness zone
7b
More local growing data for Mystic Island: nearby ZIP 08087 weather · frost dates · planting calendar · New Jersey frost dates
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Climate data from the nearest NOAA station, Brant Beach-Beach Haven, Nj (7.8 mi from Mystic Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.