Greenwich Weather in December
December in Greenwich brings low temperatures around 7°C (45°F) during the day, dropping to 0°C (32°F) at night, with quite a bit of snow/rainfall expected, averaging around 121 mm (4.8 in) for the month.
Rainfall in Greenwich in December
Past climate data indicates that roughly 12 days will see snow/rain, totalling around 121 mm (4.8 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Greenwich in December
December in Greenwich brings low temperatures, with highs of 7°C (45°F) and nights around 0°C (32°F). December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 0°C (32°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.
Sunshine in Greenwich 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 Greenwich 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Greenwich's climate page.
Greenwich Temperature in December
Min Temperature
0°C (32°F)
Max Temperature
7°C (45°F)
Chance of Rain
40%
Precipitation
121 mm (4.8 in)
Rainy days
12 days
Humidity
64% *
Sunshine
141 hours *
Percentage Sunshine
48% *
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
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What to Wear in Greenwich in December
Dress warmly and in layers for your trip to Greenwich 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. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Greenwich in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Greenwich's climate page.
Temperature Rainfall Sunshine Humidity
See the full Greenwich climate overview or explore weather in the United States of America.
