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United States weather

Weather in Passaic County, New Jersey for December 2025

Your guide to Passaic County weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Passaic County usually enjoys a light touch of snow in December.
    According to Passaic County snow forecast for December 2025, 2 snowy days are expected in the next 2 weeks. The closest date with snow is Sunday, December 14.

    • Temperatures

  • Until now, December 2025 in Passaic County is cooler than usual, with temperatures averaging 1.6 °F, this is -3.6 °F below the typical seasonal average.

  • The forecast for the upcoming days in Passaic County predicts a temperature of 6.9 °F, which is slightly above the historical average.

  • In general, the average temperature in Passaic County at the beginning of December is 4.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.6 °F by the end of December.

    • Rain 🌧️

  • The climate of Passaic County in December is notably wet, with an average of 14 rainy days, and a total of 266.5 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
14
Rainy days
Average snowy days
2
Snow days
Average temperatures
6°/0°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Passaic County Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
4°
2
Fog
6°
3
Sunny
7°
4
Overcast
5°
5
Overcast
3°
6
Patchy rain possible
2°
7
Overcast
4°
8
Freezing fog
5°
9
Fog
5°
10
Light rain shower
9°
11
Light sleet
8°
12
Partly cloudy
5°
13
Sunny
5°
14
Moderate snow
2°
15
Light freezing rain
-1°
16
Partly cloudy
1°
17
Partly cloudy
5°
18
Overcast
10°
19
Patchy rain possible
8°
20
Patchy rain possible
6°
21
Patchy rain possible
5°
22
Overcast
7°
23
Patchy rain possible
11°
24
Partly cloudy
19°
25
Patchy rain possible
6°
26
Moderate rain
13°
27
Light rain
6°
28
Light drizzle
8°
29
Patchy rain possible
11°
30
Patchy rain possible
9°
31
Partly cloudy
7°

Temperatures trend during December in Passaic County

See the weather trend as well as the moving average line

December weather in Passaic County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Overcast
Overcast
 4° /-1° 0 mm 0 cm
Dec. 2 Fog
Fog
 6° /0° 42.4 mm 0 cm
Dec. 3 Sunny
Sunny
 7° /0° 12.6 mm 0 cm
Dec. 4 Overcast
Overcast
 5° /-1° 0 mm 0 cm
Dec. 5 Overcast
Overcast
 3° /-2° 7 mm 5.1 cm
Dec. 6 Patchy rain possible
Patchy rain possible
 2° /-2° 0 mm 0 cm
Dec. 7 Overcast
Overcast
 4° /-2° 0 mm 0 cm
Dec. 8 Freezing fog
Freezing fog
 5° /-2° 0 mm 0 cm
Dec. 9 Fog
Fog
 5° /-3° 8 mm 0 cm
Dec. 10 Light rain shower
Light rain shower
 9° /1° 11.1 mm 0 cm
Dec. 11 Light sleet
Light sleet
 8° /2° 28.1 mm 0 cm
Dec. 12 Partly cloudy
Partly cloudy
 5° /-2° 6 mm 0 cm
Dec. 13 Sunny
Sunny
 5° /-6° 0 mm 0 cm
Dec. 14 Moderate snow
Moderate snow
 2° /-5° 16.5 mm 11.9 cm
Dec. 15 Light freezing rain
Light freezing rain
 -1° /-7° 0.4 mm 0.3 cm
Dec. 16 Partly cloudy
Partly cloudy
 1° /-5° 0 mm 0 cm
Dec. 17 Partly cloudy
Partly cloudy
 5° /-3° 0 mm 0 cm
Dec. 18 Overcast
Overcast
 10° /3° 0 mm 0 cm
Dec. 19 Patchy rain possible
Patchy rain possible
 8° /3° 1.5 mm 0 cm
Dec. 20 Patchy rain possible
Patchy rain possible
 6° /3° 0.6 mm 0 cm
Dec. 21 Patchy rain possible
Patchy rain possible
 5° /4° 1.3 mm 0 cm
Dec. 22 Overcast
Overcast
 7° /2° 0 mm 0 cm
Dec. 23 Patchy rain possible
Patchy rain possible
 11° /4° 0.2 mm 0 cm
Dec. 24 Partly cloudy
Partly cloudy
 19° /5° 0.1 mm 0 cm
Dec. 25 Patchy rain possible
Patchy rain possible
 6° /3° 0.2 mm 0 cm
Dec. 26 Moderate rain
Moderate rain
 13° /6° 6 mm 0 cm
Dec. 27 Light rain
Light rain
 6° /1° 10.7 mm 0 cm
Dec. 28 Light drizzle
Light drizzle
 8° /4° 31.1 mm 0 cm
Dec. 29 Patchy rain possible
Patchy rain possible
 11° /5° 1.5 mm 0 cm
Dec. 30 Patchy rain possible
Patchy rain possible
 9° /4° 23.9 mm 0 cm
Dec. 31 Partly cloudy
Partly cloudy
 7° /1° 2.8 mm 0 cm
Next
Important Notice
Our weather forecast for Passaic County in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Passaic County forecast closer to your planned date for the most up-to-date weather information.
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Passaic County in December - FAQ

What are the expected maximum and minimum temperatures in Passaic County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 0°.
How much rainfall should be expected in Passaic County during December?
Significant rainfall exceeding 266.5 mm is expected in Passaic County during December, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Passaic County in December 2025?
Passaic County experiences an average snowfall of 8.38 cm during December, occurring over 2 days.
What are the typical wind conditions in Passaic County during December?
The average wind speed in Passaic County during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Passaic County snow forecast December 2025

Track daily snowfall levels and discover Passaic County’s snowy potential this December ❄️
On average, Passaic County sees 2 snowy days during December, with approximately 8.4 cm of total snowfall.

December rainfall patterns in Passaic County

Explore the daily rainfall trends and prepare for Passaic Countys December weather 💧
Typically, Passaic County has 14 rainy days in December with a total of 266.5 mm of rainfall.
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Paterson
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Location coordinates Where is Passaic County?

Get accurate weather forecasts for Passaic County, located at latitude 40.917 and longitude -74.172. Stay updated with localized weather information tailored for Passaic County.

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