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Princeton Weather in December

December in Princeton brings low temperatures, with highs of 8°C (46°F) and nights dropping to -2°C (28°F). Rainfall is on the higher side this month, averaging around 126 mm (5 in), so keep a rain jacket handy.

Rainfall in Princeton in December

Analyzing past climate data, one can expect approximately 12 days of snow/rain, averaging 126 mm (5 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Princeton in December

Daytime highs in Princeton in December reach 8°C (46°F), with nights around -2°C (28°F). December is known for being in the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights are well below freezing at -2°C (28°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation.

Sunshine in Princeton in December

The area enjoys a balanced 140 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Princeton. Our weather planner can help you explore destinations with more pleasant weather conditions.

Princeton Temperature in December

Min Temperature
-2°C (28°F)
Max Temperature
8°C (46°F)
Chance of Rain
39%
Precipitation
126 mm (5 in)
Rainy days
12 days
Sunshine
140 hours *
Percentage Sunshine
48% *
* Data from: Trenton, the United States of America (16 KM, 10 Miles).

Princeton Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Princeton - and find the best time to visit.

Best Places in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Princeton in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Princeton in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    4/10
  • Walking
    4/10
  • Camping
    1/10
  • Outdoor sports
    4/10

Princeton 3-Day Forecast

More climate data for Princeton

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.