Rockland Weather in December

During December, Rockland experiences low daytime temperatures of 7°C (45°F) and cooler nights around -3°C (27°F). As the wettest month of the year, and part of the winter season, expect frequent snow/rainfall.

Rainfall in Rockland in December

As the month with the highest rainfall, make sure to have an umbrella to manage the showers. You can expect snow/rain on around 13 days based on historical patterns, with 132 mm (5.2 in) average for the month. 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 Rockland in December

Daytime highs in Rockland in December reach 7°C (45°F), with nights around -3°C (27°F). December is part of winter. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With lows of -3°C (27°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.

Sunshine in Rockland in December

The area enjoys a balanced 141 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July, August and September typically offer the best weather for Rockland.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• 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 Rockland's climate page.

Rockland Temperature in December

Min Temperature -3°C (27°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 43%  

Precipitation 132 mm (5.2 in)  

Rainy days 13 days  

Humidity 66% *  

Sunshine 141 hours *  

Percentage Sunshine 50% *  

* Data from: Boston, the United States of America (27 KM, 17 Miles).

What to Wear in Rockland in December

We recommend to layer up for chilly conditions in Rockland 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Rockland 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 Rockland's climate page.

More climate data for Rockland

Temperature Rainfall Sunshine Humidity

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