Diamond Beach, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Diamond Beach, a community in Cape May County, New Jersey.
Today
83°F
Mostly Sunny
Mostly sunny, with a high near 83. Northeast wind around 10 mph.
7-day forecast for Diamond Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Sunny | 10 mph NE | 3% |
| Tonight | 71°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 10 mph E | 22% |
| Wednesday | 87°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 31% |
| Wednesday Night | 74°F | Partly Cloudy | 5 to 10 mph S | 9% |
| Thursday | 90°F | Sunny | 5 to 15 mph S | 5% |
| Thursday Night | 75°F | Mostly Clear | 5 to 15 mph SW | 7% |
| Friday | 92°F | Sunny | 5 to 10 mph SW | 12% |
| Friday Night | 74°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 38% |
| Saturday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 73°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 24% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 16% |
| Sunday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 16% |
| Monday | 88°F | Sunny | 5 to 10 mph SW | 5% |
| Monday Night | 74°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Diamond Beach (38.959, -74.853). Updated through the day.
Growing snapshot for Diamond Beach
Last spring frost
Apr 1
First fall frost
Nov 9
Growing season
222 days
Hardiness zone
8a
More local growing data for Diamond Beach: nearby ZIP 08260 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Avalon
Beesleys Point
Belleplain
Burleigh
Cape May
Cape May Court House
Cape May Point
Corbin City
Dennisville
Erma
Goshen
Marmora
Marshallville
North Cape May
North Wildwood
Ocean City
Ocean View
Palermo
Rio Grande
Sea Isle City
Seaville
South Dennis
South Seaville
Stone Harbor
Strathmere
Tuckahoe
Villas
West Cape May
West Wildwood
Whitesboro
Climate data from the nearest NOAA station, Cape May 2 Nw, Nj (5.9 mi from Diamond Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.