Six Mile Run, NJ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Six Mile Run, a community in Somerset County, New Jersey.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. Northeast wind around 0 mph.
7-day forecast for Six Mile Run
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 63°F | Mostly Cloudy | 0 mph | 2% |
| Wednesday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 50% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 53% |
| Thursday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SW | 34% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 37% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 44% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 46% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 37% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 37% |
| Sunday | 88°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Sunday Night | 70°F | Mostly Clear | 0 to 5 mph W | 14% |
| Monday | 90°F | Sunny | 0 to 10 mph W | 9% |
| Monday Night | 70°F | Partly Cloudy | 5 mph W | 13% |
Forecast source: National Weather Service (api.weather.gov) for Six Mile Run (40.470, -74.534). Updated through the day.
Growing snapshot for Six Mile Run
Last spring frost
Apr 15
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
7a
More local growing data for Six Mile Run: nearby ZIP 08873 weather · frost dates · planting calendar · New Jersey frost dates
Nearby towns & communities
Basking Ridge
Bedminster
Belle Mead
Bernardsville
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Bound Brook
Bradley Gardens
Bridgewater Center
Clyde
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East Millstone
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Far Hills
Finderne
Flagtown
Franklin Center
Franklin Park
Green Knoll
Griggstown
Harlingen
Hillsborough
Kingston
Lamington
Liberty Corner
Lyons
Manville
Martinsville
Middlebush
Millstone
Climate data from the nearest NOAA station, New Brunswick 3 Se, Nj (6 mi from Six Mile Run). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.