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Weather in Princeton, New Jersey for December 2026

Your guide to Princeton weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Princeton usually enjoys a light touch of snow in December.

    • Temperatures

  • In general, the average temperature in Princeton at the beginning of December is 2.8 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 5.5 °C by the end of December.

    • Rain 🌧️

  • Princeton experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 233.8 mm.

    • More

  • Is December a good time to visit Princeton? check out the best time to travel to Princeton page.

  • ✨ Is December a good time to visit Princeton? – Ask the AI Weatherman

Average dry days
23
Dry days
Average rainy days
6
Rainy days
Average snowy days
2
Snow days
Average temperatures
5°/-1°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Princeton Weather December

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

Temperatures trend during December in Princeton

See the weather trend as well as the moving average line

December weather in Princeton day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 2 Heavy rain
Heavy rain
 4° /-3° 59 mm 0 cm
Dec. 3 Sunny
Sunny
 4° /-3° 0 mm 0 cm
Dec. 4 Overcast
Overcast
 3° /-4° 0 mm 0 cm
Dec. 5 Light snow
Light snow
 2° /-4° 10 mm 3.3 cm
Dec. 6 Cloudy
Cloudy
 1° /-3° 0 mm 0 cm
Dec. 7 Partly cloudy
Partly cloudy
 4° /-3° 0 mm 0 cm
Dec. 8 Overcast
Overcast
 5° /-2° 0 mm 0 cm
Dec. 9 Light rain
Light rain
 5° /-2° 8.2 mm 0 cm
Dec. 10 Moderate rain
Moderate rain
 10° /2° 12.1 mm 0 cm
Dec. 11 Heavy rain
Heavy rain
 8° /2° 28.5 mm 0.3 cm
Dec. 12 Light rain
Light rain
 4° /-2° 2.9 mm 0 cm
Dec. 13 Overcast
Overcast
 2° /-2° 0 mm 0 cm
Dec. 14 Light snow
Light snow
 2° /-4° 4.5 mm 2.6 cm
Dec. 15 Overcast
Overcast
 3° /-4° 0 mm 0 cm
Dec. 16 Light rain
Light rain
 6° /0° 4.9 mm 0 cm
Dec. 17 Moderate rain
Moderate rain
 8° /2° 12.3 mm 0 cm
Dec. 18 Moderate rain
Moderate rain
 9° /0° 16.2 mm 0 cm
Dec. 19 Moderate rain
Moderate rain
 7° /0° 14.9 mm 0 cm
Dec. 20 Light rain
Light rain
 4° /-2° 6.3 mm 0 cm
Dec. 21 Overcast
Overcast
 4° /-2° 0 mm 0 cm
Dec. 22 Overcast
Overcast
 1° /-4° 0 mm 0 cm
Dec. 23 Overcast
Overcast
 2° /-3° 0 mm 0 cm
Dec. 24 Light drizzle
Light drizzle
 5° /0° 0.2 mm 0 cm
Dec. 25 Cloudy
Cloudy
 4° /0° 0 mm 0 cm
Dec. 26 Mist
Mist
 3° /-4° 0.7 mm 0.5 cm
Dec. 27 Moderate rain
Moderate rain
 4° /0° 16.5 mm 6.3 cm
Dec. 28 Moderate rain
Moderate rain
 5° /2° 21.1 mm 0 cm
Dec. 29 Light rain
Light rain
 11° /4° 2.5 mm 0 cm
Dec. 30 Moderate rain
Moderate rain
 6° /2° 12.8 mm 0 cm
Dec. 31 Sunny
Sunny
 5° /-2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Princeton 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 Princeton forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Princeton in December - FAQ

What are the expected maximum and minimum temperatures in Princeton during December?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Princeton during December?
Significant rainfall exceeding 233.8 mm is expected in Princeton during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Princeton in December 2026?
Princeton experiences an average snowfall of 13.2 cm during December, occurring over 2 days.

What are the typical wind conditions in Princeton during December?
The average wind speed in Princeton during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Princeton snow forecast December 2026

Track daily snowfall levels and discover Princeton’s snowy potential this December ❄️
On average, Princeton sees 2 snowy days during December, with approximately 13.2 cm of total snowfall.

December rainfall patterns in Princeton

Explore the daily rainfall trends and prepare for Princetons December weather 💧
Typically, Princeton has 6 rainy days in December with a total of 233.8 mm of rainfall.
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Location coordinates Where is Princeton?

Get accurate weather forecasts for Princeton, located at latitude 40.349 and longitude -74.659. Stay updated with localized weather information tailored for Princeton.

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