Plymouth Weather in December

December in Plymouth brings low temperatures, with daytime highs of 8°C (46°F) and nights around -2°C (28°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Plymouth in December

With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. Typically, you can expect about 13 days of snow/rain this month, with 133 mm (5.2 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Plymouth in December

Daytime highs in Plymouth in December reach 8°C (46°F), with nights around -2°C (28°F). During December, you'll experience the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With lows of -2°C (28°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.

Sunshine in Plymouth 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.

December in Plymouth has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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 Plymouth's climate page.

Plymouth Temperature in December

Min Temperature -2°C (28°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 44%  

Precipitation 133 mm (5.2 in)  

Rainy days 13 days  

Humidity 66% *  

Sunshine 141 hours *  

Percentage Sunshine 50% *  

* Data from: Boston, the United States of America (54 KM, 33 Miles).

What to Wear in Plymouth 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 Plymouth 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 Plymouth's climate page.

More climate data for Plymouth

Temperature Rainfall Sunshine Humidity

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