Sussex County, NJ Weather Forecast
County weather hub
Rain Showers
Compare major city weather across Sussex County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Rain showers before 5pm, then showers and thunderstorms. Mostly cloudy, with a high near 73. South wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Sussex County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 6 of 6 mapped cities in Sussex County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 16 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 11:03 PM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Sussex County
Friday looks like the warmest upcoming period in Sussex County at 73 degrees F.
Saturday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Friday at about 10 to 15 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 11:03 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before midnight. Mostly cloudy, with a low around 40. Northwest wind 0 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Partly sunny, with a high near 50. North wind 10 to 15 mph, with gusts as high as 30 mph.
Areas of frost after 4am. Mostly clear, with a low around 31. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Areas of frost before 9am. Sunny, with a high near 58.
Mostly clear, with a low around 34.
Sunny, with a high near 62.
Mostly clear, with a low around 37.
Mostly sunny, with a high near 66.
Mostly clear, with a low around 41.
Sunny, with a high near 65.
Mostly clear, with a low around 39.
Sunny, with a high near 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 16
|
Rain Showers
|
73°F |
10 to 15 mph
S
|
|
Friday Night
Oct 16
|
Showers And Thunderstorms then Mostly Cloudy
|
40°F |
0 to 15 mph
NW
|
|
Saturday
Oct 17
|
Partly Sunny
|
50°F |
10 to 15 mph
N
|
|
Saturday Night
Oct 17
|
Mostly Clear then Areas Of Frost
|
31°F |
5 to 10 mph
NW
|
|
Sunday
Oct 18
|
Areas Of Frost then Sunny
|
58°F |
0 mph
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
34°F |
0 mph
|
|
Monday
Oct 19
|
Sunny
|
62°F |
0 to 5 mph
SW
|
|
Monday Night
Oct 19
|
Mostly Clear
|
37°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
66°F |
0 mph
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
41°F |
0 mph
|
|
Wednesday
Oct 21
|
Sunny
|
65°F |
0 to 5 mph
N
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
39°F |
0 mph
|
|
Thursday
Oct 22
|
Sunny
|
62°F |
0 mph
|
Major City Forecasts
Live forecast snapshots for major cities across Sussex County.
Coverage
Forecast coverage currently spans 6 of 6 mapped cities in Sussex County.
Largest mapped city population in this region: 16,267.
