Cologne, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cologne, a community in Atlantic County, New Jersey.
Today
83°F
Mostly Sunny
Mostly sunny, with a high near 83. East wind around 5 mph.
7-day forecast for Cologne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Sunny | 5 mph E | 1% |
| Tonight | 66°F | Mostly Cloudy | 0 to 5 mph NE | 14% |
| Wednesday | 84°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph SE | 46% |
| Wednesday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph S | 35% |
| Thursday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 17% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph SW | 17% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 26% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 40% |
| Saturday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 32% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 32% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 19% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 19% |
| Monday | 91°F | Sunny | 5 to 10 mph SW | 6% |
| Monday Night | 72°F | Partly Cloudy | 5 to 10 mph W | 11% |
Forecast source: National Weather Service (api.weather.gov) for Cologne (39.493, -74.608). Updated through the day.
Growing snapshot for Cologne
Last spring frost
Apr 18
First fall frost
Oct 29
Growing season
190 days
Hardiness zone
7a
More local growing data for Cologne: nearby ZIP 08240 weather · frost dates · planting calendar · New Jersey frost dates
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Climate data from the nearest NOAA station, Atlantic City Intl Ap, Nj (3.2 mi from Cologne). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.