Greenville, NJ Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greenville, NJ in one place.
Mostly sunny, with a high near 79. Southwest wind 2 to 6 mph.
Local Weather Overview
This forecast page for Greenville, NJ is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 1:37 PM EDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Greenville, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 1:37 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenville
Thursday looks like the warmest upcoming period in Greenville at 83 degrees F.
Monday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Sunday at about 7 to 12 mph SW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 1:37 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 65. Southwest wind around 5 mph.
Mostly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Southwest wind 3 to 8 mph.
A slight chance of rain showers after 8pm. Partly cloudy, with a low around 68.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 82.
Partly cloudy, with a low around 63.
Mostly sunny, with a high near 73.
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 64.
A chance of rain showers. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
A chance of rain showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
A chance of rain showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
A chance of rain showers. Mostly cloudy, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Mostly Sunny
|
79°F |
2 to 6 mph
SW
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
65°F |
5 mph
SW
|
|
Thursday
Sep 17
|
Mostly Sunny
|
83°F |
3 to 8 mph
SW
|
|
Thursday Night
Sep 17
|
Slight Chance Rain Showers
|
68°F |
9 mph
SW
|
|
Friday
Sep 18
|
Slight Chance Rain Showers then Mostly Sunny
|
82°F |
8 mph
NW
|
|
Friday Night
Sep 18
|
Partly Cloudy
|
63°F |
9 mph
NE
|
|
Saturday
Sep 19
|
Mostly Sunny
|
73°F |
9 mph
E
|
|
Saturday Night
Sep 19
|
Mostly Cloudy then Slight Chance Rain Showers
|
64°F |
9 mph
SE
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
81°F |
7 to 12 mph
SW
|
|
Sunday Night
Sep 20
|
Chance Rain Showers
|
65°F |
10 mph
NW
|
|
Monday
Sep 21
|
Chance Rain Showers
|
75°F |
9 mph
NE
|
|
Monday Night
Sep 21
|
Chance Rain Showers
|
61°F |
8 to 12 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenville.