Portland weather in December 2024

Expect 2°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Portland in December. Check more long-term weather averages for Portland in December before you book your next holiday to Maine in 2024/2025.

2
2°C max day temperature
4
4 hours of sunshine per day
12
12 days with some rainfall
-8
-8°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
117
117 mm of monthly rainfall
1
1 (Low) UV index
7
7°C sea temperature

More about Portland

Portland by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Maine

Marriott: Best price match gurantee for members

Sale

Join Marriott Bonvoy for the best rates on hotel stays
Exclusive membership perks & additional benefits
Includes discounts, upgrades & earn points free stays

Go to Marriott deal >>

View all Marriott offers

The December weather guide for Maine (Portland) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about the USA

How cold is it in Portland in December?

Daytime temperatures usually reach 2°C in Portland in December, falling to -8°C at night.

How sunny is it in Portland in December?

There are normally 4 hours of bright sunshine each day in Portland in December - that's 48% of daylight hours.

Is the sea cold around Portland in December?

The average sea temperature around Portland in December is 7°C.

Does it rain in Portland in December?

There are usually 12 days with some rain in Portland in December and the average monthly rainfall is 117mm. Rain may fall as snow in this month.

Portland December sunrise & sunset times

Browse the sunrise and sunset times for Portland in December 2024. Select a month to view Portland sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st December 2024	06:55	16:05
Monday, 16th December 2024	07:09	16:05
Tuesday, 31st December 2024	07:14	16:14

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

Maine - quick facts
Flight time^✝	11 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Maine Office of Tourism