New Castle Weather in December

In New Castle, December brings low daytime temperatures around 5°C (41°F), with nights cooling to -3°C (27°F). Expect quite a bit of snow/rainfall this month.

Rainfall in New Castle in December

Historically, approximately 15 days this month are expected to have snow/rain, averaging 96 mm (3.8 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in New Castle in December

December in New Castle brings typical temperatures with highs around 5°C (41°F) and lows of -3°C (27°F). Experience the winter season in December. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of -3°C (27°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

Sunshine in New Castle in December

This month sees fewer sunny days, with about 73 hours of sunshine, perfect for those who enjoy cooler temperatures.

December in New Castle has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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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 New Castle's climate page.

New Castle Temperature in December

Min Temperature -3°C (27°F)  

Max Temperature 5°C (41°F)  

Chance of Rain 51%  

Precipitation 96 mm (3.8 in)  

Rainy days 15 days  

Humidity 72% *  

Sunshine 73 hours *  

Percentage Sunshine 26% *  

* Data from: Pittsburgh, the United States of America (57 KM, 35 Miles).

What to Wear in New Castle in December

We recommend to layer up for chilly conditions in New Castle in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in New Castle in December

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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 New Castle's climate page.

More climate data for New Castle

Temperature Rainfall Sunshine Humidity

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