Allendale, NJ Weather Forecast

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Allendale, NJ Weather Forecast

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Allendale NJ weather  - Clear - 51°F
Clear
51°F
Updated 1:54 am
Feels Like 46°F
Humidity 54%
Wind NNW 5 mph
Barometer  30.29 in
Dew Point 35°F
Allendale NJ weather  - Clear - 11°C
Clear
11°C
Updated 1:54 am
Feels Like 8°C
Humidity 54%
Wind NNW 8 km/h
Barometer  102.6 kPa
Dew Point 2°C

Allendale Weather Forecast

THIS AFTERNOON TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Allendale, NJ Weather - This Afternoon Sunny Allendale, NJ Weather - Tonight Mostly Clear Allendale, NJ Weather - Saturday Sunny Allendale, NJ Weather - Saturday Night Partly Cloudy Allendale, NJ Weather - Sunday Mostly Sunny Allendale, NJ Weather - Sunday Night Clearing Allendale, NJ Weather - Monday Mostly Sunny Allendale, NJ Weather - Monday Night Partly Cloudy Allendale, NJ Weather - Tuesday Mostly Sunny Allendale, NJ Weather - Tuesday Night Partly Cloudy Allendale, NJ Weather - Wednesday Mostly Sunny Allendale, NJ Weather - Wednesday Night Chance Of Showers
Sunny Mostly Clear Sunny Partly Cloudy Mostly Sunny Clearing Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Chance of Showers
Hi: 69°FHi: 21°C
Lo: 41°FLo: 5°C Hi: 59°FHi: 15°C
Lo: 39°FLo: 4°C Hi: 61°FHi: 16°C
Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
Lo: 45°FLo: 7°C Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
Lo: 55°FLo: 13°C
POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 233 PM EDT Fri Oct 30 2026 Allendale, NJ Weather - WeatherWorld.com

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Allendale Forecast Discussion

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Issued: 112 AM EDT Sat Oct 31 2026

Key Messages

1) Frost-Freeze conditions likely outside of NYC/NJ metro Saturday Night into Sunday AM. Otherwise, dry and increasingly mild conditions for early to mid next week.

2) The Next chance of a wetting rain late next week.


Discussion

... .KEY MESSAGE 1...

The driest stretch of the year so far persists for the next several days in response to confluent NW upper flow this weekend, giving way to east coast upper ridging thru midweek. At the surface, modified Canadian high pressure builds overhea...