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Allendale NJ Weather - Drizzle - 66°F
Drizzle
66°F
Updated 10:37 am
Feels Like 60°F
Humidity 87%
Wind SE 9 mph
Barometer  30.02 in
Dew Point 62°F
Allendale NJ Weather - Drizzle - 19°C
Drizzle
19°C
Updated 10:37 am
Feels Like 15°C
Humidity 87%
Wind SE 14 km/h
Barometer  101.7 kPa
Dew Point 17°C
Allendale, NJ Weather and Current Conditionsallendale nj weather forecast

Allendale, NJ Weather Forecast

Allendale New Jersey WeatherAllendale, New Jersey Weather Weather Forecast
14 day API Allendale, NJ weather forecast. Note. Our 7-day weather forecast for Allendale, New Jersey is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Allendale, NJ Weather Forecast Dated: 1037 AM Sun Sep 20 2026
Expect a cool pattern with more clouds than sun and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Sunday, September 20, 2026

Mid-Morning
Allendale Weather - 2026-09-20 - Morning - Light Rain
61°F 16°C
Light Rain
Mid-Afternoon
Allendale Weather - 2026-09-20 - Afternoon - Light Showers
65°F 18°C
Light Showers
Early-Evening
Allendale Weather - 2026-09-20 - Evening - Light Showers
66°F 19°C
Light Showers
Refreshing around 65°F 18°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds turning from the SSE to the NW at 3 mph 4 km/h.

Monday, September 21, 2026

Mid-Morning
Allendale Weather - 2026-09-21 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-09-21 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Allendale Weather - 2026-09-21 - Evening - Overcast
65°F 18°C
Overcast
Comfortable with temperatures reaching 72°F 22°C, overcast throughout the day, with lower humidity and steady pressure. Winds blowing from the NE at 6 mph 10 km/h.

Tuesday, September 22, 2026

Mid-Morning
Allendale Weather - 2026-09-22 - Morning - Light Showers
52°F 11°C
Light Showers
Mid-Afternoon
Allendale Weather - 2026-09-22 - Afternoon - Light Showers
51°F 11°C
Light Showers
Early-Evening
Allendale Weather - 2026-09-22 - Evening - Overcast
52°F 11°C
Overcast
Chilly near 51°F 11°C, showers through the afternoon, tapering off by evening, with steady humidity and steady pressure. Winds moving from the NE to the NNE at 7 mph 11 km/h. Gusts up to 22 mph 36 km/h.

Wednesday, September 23, 2026

Mid-Morning
Allendale Weather - 2026-09-23 - Morning - Partly Cloudy
53°F 12°C
Partly Cloudy
Mid-Afternoon
Allendale Weather - 2026-09-23 - Afternoon - Sunny
61°F 16°C
Sunny
Early-Evening
Allendale Weather - 2026-09-23 - Evening - Sunny
59°F 15°C
Sunny
Cool with a high near 61°F 16°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds out of the ENE at 10 mph 17 km/h. Gusts up to 20 mph 32 km/h.

Thursday, September 24, 2026

Mid-Morning
Allendale Weather - 2026-09-24 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-09-24 - Afternoon - Cloudy
66°F 19°C
Cloudy
Early-Evening
Allendale Weather - 2026-09-24 - Evening - Overcast
61°F 17°C
Overcast
Refreshing around 66°F 19°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds blowing from the ENE at 11 mph 18 km/h. Gusts up to 20 mph 33 km/h.

Friday, September 25, 2026

Mid-Morning
Allendale Weather - 2026-09-25 - Morning - Light Showers
51°F 11°C
Light Showers
Mid-Afternoon
Allendale Weather - 2026-09-25 - Afternoon - Overcast
53°F 12°C
Overcast
Early-Evening
Allendale Weather - 2026-09-25 - Evening - Overcast
54°F 12°C
Overcast
Cool and brisk at 53°F 12°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. Winds turning from the NNW to the NW at 9 mph 14 km/h. Gusts up to 20 mph 31 km/h.

Saturday, September 26, 2026

Mid-Morning
Allendale Weather - 2026-09-26 - Morning - Partly Cloudy
57°F 14°C
Partly Cloudy
Mid-Afternoon
Allendale Weather - 2026-09-26 - Afternoon - Overcast
62°F 17°C
Overcast
Early-Evening
Allendale Weather - 2026-09-26 - Evening - Overcast
57°F 14°C
Overcast
Comfortable at 62°F 17°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the NW to the NNW at 8 mph 13 km/h.

Sunday, September 27, 2026

Mid-Morning
Allendale Weather - 2026-09-27 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-09-27 - Afternoon - Overcast
62°F 16°C
Overcast
Early-Evening
Allendale Weather - 2026-09-27 - Evening - Overcast
60°F 16°C
Overcast
Cool with a high near 62°F 16°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the N to the NE at 4 mph 7 km/h.

Monday, September 28, 2026

Mid-Morning
Allendale Weather - 2026-09-28 - Morning - Overcast
58°F 15°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-09-28 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Allendale Weather - 2026-09-28 - Evening - Overcast
63°F 17°C
Overcast
Refreshing around 64°F 18°C, overcast throughout the day, with steady humidity and steady pressure.

Tuesday, September 29, 2026

Mid-Morning
Allendale Weather - 2026-09-29 - Morning - Light Showers
63°F 17°C
Light Showers
Mid-Afternoon
Allendale Weather - 2026-09-29 - Afternoon - Scattered Showers
74°F 23°C
Scattered Showers
Early-Evening
Allendale Weather - 2026-09-29 - Evening - Overcast
69°F 21°C
Overcast
Mild with a high of 74°F 23°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds swinging from the ESE to the ENE at 4 mph 6 km/h.

Wednesday, September 30, 2026

Mid-Morning
Allendale Weather - 2026-09-30 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-09-30 - Afternoon - Cloudy
67°F 19°C
Cloudy
Early-Evening
Allendale Weather - 2026-09-30 - Evening - Sunny
66°F 19°C
Sunny
Comfortable at 67°F 19°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Thursday, October 1, 2026

Mid-Morning
Allendale Weather - 2026-10-01 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Allendale Weather - 2026-10-01 - Afternoon - Scattered Showers
72°F 22°C
Scattered Showers
Early-Evening
Allendale Weather - 2026-10-01 - Evening - Scattered Showers
70°F 22°C
Scattered Showers
Comfortable with temperatures reaching 72°F 22°C, locally heavy downpours at times, with increasing humidity and steady pressure.

Friday, October 2, 2026

Mid-Morning
Allendale Weather - 2026-10-02 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Allendale Weather - 2026-10-02 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Allendale Weather - 2026-10-02 - Evening - Sunny
67°F 20°C
Sunny
Enjoyable around 72°F 22°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the NW to the WNW at 6 mph 9 km/h.

Saturday, October 3, 2026

Mid-Morning
Allendale Weather - 2026-10-03 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Allendale Weather - 2026-10-03 - Afternoon - Overcast
69°F 21°C
Overcast
Early-Evening
Allendale Weather - 2026-10-03 - Evening - Overcast
64°F 18°C
Overcast
Mild temperatures up to 69°F 21°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.

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Weather by the Numbers

Sun, 20th
Allendale NJ Weather - Sunday, Sep 20, 2026 - Light Rain
Hi: 66°F 19°C
Lo: 61°F 16°C
Sunrise 06:42 AM
Sunset 06:57 PM
Wind SSE 10 mph16 km/h
Dew Point 61°F16°C
uv Index 0
Barometric Pressure 29.97 in1015 mb
POP 73% *
Humidity 93%
Mon, 21st
Allendale NJ Weather - Monday, Sep 21, 2026 - Overcast
Hi: 72°F 22°C
Lo: 56°F 13°C
Sunrise 06:43 AM
Sunset 06:55 PM
Wind NNE 10 mph15 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 11% *
Humidity 47%
Tue, 22nd
Allendale NJ Weather - Tuesday, Sep 22, 2026 - Light Rain Shower
Hi: 59°F 15°C
Lo: 50°F 10°C
Sunrise 06:44 AM
Sunset 06:53 PM
Wind NNE 10 mph15 km/h
Dew Point 49°F9°C
uv Index 1
Barometric Pressure 30.33 in1027 mb
POP 66% *
Humidity 91%
Wed, 23rd
Allendale NJ Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 64°F 18°C
Lo: 49°F 9°C
Sunrise 06:45 AM
Sunset 06:52 PM
Wind ENE 13 mph22 km/h
Dew Point 43°F6°C
uv Index 3
Barometric Pressure 30.45 in1031 mb
POP 13% *
Humidity 55%
Thu, 24th
Allendale NJ Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 67°F 19°C
Lo: 48°F 9°C
Sunrise 06:46 AM
Sunset 06:50 PM
Wind ENE 13 mph21 km/h
Dew Point 43°F6°C
uv Index 4
Barometric Pressure 30.42 in1030 mb
POP 12% *
Humidity 50%
Fri, 25th
Allendale NJ Weather - Friday, Sep 25, 2026 - Overcast
Hi: 54°F 12°C
Lo: 49°F 10°C
Sunrise 06:47 AM
Sunset 06:48 PM
Wind NW 8 mph13 km/h
Dew Point 49°F10°C
uv Index 3
Barometric Pressure 29.88 in1012 mb
POP 46% *
Humidity 91%
Sat, 26th
Allendale NJ Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 63°F 17°C
Lo: 52°F 11°C
Sunrise 06:48 AM
Sunset 06:46 PM
Wind NNW 10 mph16 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 8% *
Humidity 54%
Sun, 27th
Allendale NJ Weather - Sunday, Sep 27, 2026 - Cloudy
Hi: 62°F 16°C
Lo: 53°F 12°C
Sunrise 06:49 AM
Sunset 06:45 PM
Wind NNE 6 mph10 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 16% *
Humidity 67%
Mon, 28th
Allendale NJ Weather - Monday, Sep 28, 2026 - Overcast
Hi: 64°F 18°C
Lo: 57°F 14°C
Sunrise 06:50 AM
Sunset 06:43 PM
Wind ENE 6 mph9 km/h
Dew Point 50°F10°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 17% *
Humidity 67%
Tue, 29th
Allendale NJ Weather - Tuesday, Sep 29, 2026 - Patchy Rain Nearby
Hi: 74°F 23°C
Lo: 61°F 16°C
Sunrise 06:51 AM
Sunset 06:41 PM
Wind SE 9 mph14 km/h
Dew Point 61°F16°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 35% *
Humidity 76%
Wed, 30th
Allendale NJ Weather - Wednesday, Sep 30, 2026 - Overcast
Hi: 68°F 20°C
Lo: 59°F 15°C
Sunrise 06:52 AM
Sunset 06:40 PM
Wind N 5 mph9 km/h
Dew Point 50°F10°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 15% *
Humidity 62%
Thu, 1st
Allendale NJ Weather - Thursday, Oct 1, 2026 - Patchy Rain Nearby
Hi: 72°F 22°C
Lo: 59°F 15°C
Sunrise 06:53 AM
Sunset 06:38 PM
Wind SSW 8 mph13 km/h
Dew Point 58°F14°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 16% *
Humidity 65%
Fri, 2nd
Allendale NJ Weather - Friday, Oct 2, 2026 - Sunny
Hi: 72°F 22°C
Lo: 61°F 16°C
Sunrise 06:54 AM
Sunset 06:36 PM
Wind NW 9 mph15 km/h
Dew Point 42°F5°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 36%
Sat, 3rd
Allendale NJ Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 70°F 21°C
Lo: 56°F 13°C
Sunrise 06:55 AM
Sunset 06:35 PM
Wind NW 5 mph8 km/h
Dew Point 41°F5°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 3% *
Humidity 39%
* POP = Probability of Precipitation. Data for 12:00 PM.