Demarest, NJ Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Demarest, NJ in one place.
A chance of rain showers before 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 71. Southeast wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Demarest, 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 18, 2026 10:20 PM EDT.
The active forecast window currently covers Sep 20 to Sep 25, 2026 for Demarest, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 20 to Sep 25, 2026
- Latest sync
- Sep 18, 2026 10:20 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Demarest
Sunday looks like the warmest upcoming period in Demarest at 71 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Thursday at about 17 mph NE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 18, 2026 10:20 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Cloudy, with a low around 62. West wind 5 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
A chance of rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
A slight chance of rain showers. Mostly cloudy, with a high near 63.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny, with a high near 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Sep 20
|
Showers And Thunderstorms
|
71°F |
9 mph
SE
|
|
Sunday Night
Sep 20
|
Showers And Thunderstorms
|
62°F |
5 to 13 mph
W
|
|
Monday
Sep 21
|
Chance Rain Showers
|
68°F |
13 mph
N
|
|
Monday Night
Sep 21
|
Chance Rain Showers
|
58°F |
13 mph
NE
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
64°F |
15 mph
NE
|
|
Tuesday Night
Sep 22
|
Chance Rain Showers
|
55°F |
15 mph
NE
|
|
Wednesday
Sep 23
|
Slight Chance Rain Showers
|
63°F |
16 mph
NE
|
|
Wednesday Night
Sep 23
|
Chance Rain Showers
|
54°F |
16 mph
NE
|
|
Thursday
Sep 24
|
Chance Rain Showers
|
63°F |
17 mph
NE
|
|
Thursday Night
Sep 24
|
Chance Showers And Thunderstorms
|
55°F |
14 mph
N
|
|
Friday
Sep 25
|
Chance Rain Showers
|
68°F |
14 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Demarest.
