Allendale, NJ Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Allendale, NJ in one place.
Mostly sunny, with a high near 75. Northwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Allendale, 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: May 30, 2026 7:34 PM EDT.
The active forecast window currently covers May 31 to Jun 5, 2026 for Allendale, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 30, 2026 7:34 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Allendale
Friday looks like the warmest upcoming period in Allendale at 90 degrees F.
Monday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 7:34 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
Mostly cloudy, with a low around 58. West wind 3 to 9 mph.
Sunny. High near 75, with temperatures falling to around 73 in the afternoon. North wind 5 to 8 mph.
Partly cloudy, with a low around 53.
A chance of rain showers after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
A chance of rain showers before 2am. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Mostly sunny, with a high near 75.
Partly cloudy, with a low around 57.
A slight chance of rain showers between 8am and 2pm. Mostly sunny, with a high near 83.
Mostly clear, with a low around 63.
Mostly sunny, with a high near 90.
Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Mostly Sunny
|
75°F |
5 to 10 mph
NW
|
|
Sunday Night
May 31
|
Mostly Cloudy
|
58°F |
3 to 9 mph
W
|
|
Monday
Jun 1
|
Sunny
|
75°F |
5 to 8 mph
N
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
53°F |
2 to 9 mph
NE
|
|
Tuesday
Jun 2
|
Mostly Sunny then Chance Rain Showers
|
73°F |
3 to 7 mph
NE
|
|
Tuesday Night
Jun 2
|
Chance Rain Showers
|
55°F |
2 to 7 mph
E
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
75°F |
5 to 9 mph
NE
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
57°F |
3 to 9 mph
NE
|
|
Thursday
Jun 4
|
Slight Chance Rain Showers
|
83°F |
3 to 9 mph
NE
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
63°F |
3 to 8 mph
SW
|
|
Friday
Jun 5
|
Mostly Sunny
|
90°F |
3 to 9 mph
W
|
|
Friday Night
Jun 5
|
Partly Cloudy
|
69°F |
5 to 9 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Allendale.