Mahwah Weather in December

December in Mahwah averages 6°C (43°F) during the day and -2°C (28°F) at night. Quite a bit of snow/rainfall is typical this month, with around 130 mm (5.1 in) on average. An umbrella is a good idea.

Rainfall in Mahwah in December

Expect around 12 days of snow/rain based on historical data, with 130 mm (5.1 in) average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Mahwah in December

December in Mahwah brings typical temperatures with highs around 6°C (43°F) and lows of -2°C (28°F). During December, the winter season is in full swing. It stays cool throughout the day, so warm layers are a good idea from morning to evening. Nights drop below freezing to -2°C (28°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Mahwah in December

The area experiences a moderate amount of sunshine, with approximately 141 hours of sunlight expected. This means a decent mix of sun and overcast.

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

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For a detailed overview over the year and the best time to visit the United States of America, check out our Mahwah's climate page.

Mahwah Temperature in December

Min Temperature -2°C (28°F)  

Max Temperature 6°C (43°F)  

Chance of Rain 40%  

Precipitation 130 mm (5.1 in)  

Rainy days 12 days  

Humidity 64% *  

Sunshine 141 hours *  

Percentage Sunshine 48% *  

* Data from: New York City, the United States of America (41 KM, 25 Miles).

What to Wear in Mahwah in December

Dress warmly and in layers for your trip to Mahwah in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Mahwah 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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Mahwah's climate page.

More climate data for Mahwah

Temperature Rainfall Sunshine Humidity

See the full Mahwah climate overview or explore weather in the United States of America.