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Weather in Maine for December 2025

Your guide to Maine weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Maine usually enjoys a light touch of snow in December.
    According to Maine snow forecast for December 2025, 6 snowy days are expected until the end of the month. The closest date with snow is Sunday, December 21.

    • Temperatures

  • Until now, December 2025 in Maine is slightly cooler than the historical average by -1 °F.

  • The forecast for the next days in Maine predicts temperatures to be around 0 °F, close to the historical average.

  • In general, the average temperature in Maine at the beginning of December is 2.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -2 °F by the end of December.

    • Rain 🌧️

  • Maine experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 282.1 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
21
Dry days
Average rainy days
7
Rainy days
Average snowy days
3
Snow days
Average temperatures
3°/-2°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Maine Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Cloudy
4°
2
Partly cloudy
2°
3
Partly cloudy
3°
4
Overcast
3°
5
Heavy snow
2°
6
Sunny
1°
7
Sunny
1°
8
Moderate or heavy snow showers
3°
9
Moderate rain at times
1°
10
Light rain
4°
11
Heavy rain
8°
12
Sunny
6°
13
Partly cloudy
0°
14
Sunny
0°
15
Sunny
-1°
16
Overcast
3°
17
Moderate rain
6°
18
Overcast
5°
19
Moderate rain
11°
20
Partly cloudy
-0°
21
Moderate rain
7°
22
Sunny
-2°
23
Overcast
3°
24
Sunny
-0°
25
Partly cloudy
1°
26
Moderate or heavy snow showers
-2°
27
Sunny
-5°
28
Sunny
-8°
29
Patchy moderate snow
-4°
30
Heavy snow
2°
31
Patchy rain possible
2°

What’s the Weather Like in Maine This December?

Discover the average temperatures and weather trends across Maine’s cities this December.
CloudyPortland3 °F / -2 °FSunnyBangor1 °F / -5 °FSunnyBar Harbor2 °F / -4 °FPatchy rain possibleSaco3 °F / -3 °FMore Locations

Temperatures trend during December in Maine

See the weather trend as well as the moving average line

December weather in Maine day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Cloudy
Cloudy
 4° /-1° 3.5 mm 0 cm
Dec. 2 Partly cloudy
Partly cloudy
 2° /-3° 38.9 mm 0 cm
Dec. 3 Partly cloudy
Partly cloudy
 3° /-1° 25.8 mm 12.3 cm
Dec. 4 Overcast
Overcast
 3° /-4° 0 mm 0 cm
Dec. 5 Heavy snow
Heavy snow
 2° /-5° 22.1 mm 2 cm
Dec. 6 Sunny
Sunny
 1° /-4° 0 mm 0 cm
Dec. 7 Sunny
Sunny
 1° /-3° 1.6 mm 0 cm
Dec. 8 Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-3° 4 mm 1.2 cm
Dec. 9 Moderate rain at times
Moderate rain at times
 1° /-4° 5.1 mm 3.2 cm
Dec. 10 Light rain
Light rain
 4° /-1° 23.1 mm 1.7 cm
Dec. 11 Heavy rain
Heavy rain
 8° /-1° 33.7 mm 0 cm
Dec. 12 Sunny
Sunny
 6° /-3° 10.4 mm 0 cm
Dec. 13 Partly cloudy
Partly cloudy
 0° /-4° 0 mm 0 cm
Dec. 14 Sunny
Sunny
 0° /-6° 0 mm 0 cm
Dec. 15 Sunny
Sunny
 -1° /-7° 0 mm 0 cm
Dec. 16 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 17 Moderate rain
Moderate rain
 6° /1° 12.4 mm 0 cm
Dec. 18 Overcast
Overcast
 5° /1° 0 mm 0 cm
Dec. 19 Moderate rain
Moderate rain
 11° /1° 10.5 mm 0 cm
Dec. 20 Partly cloudy
Partly cloudy
 0° /-4° 0 mm 0 cm
Dec. 21 Moderate rain
Moderate rain
 7° /-1° 5.4 mm 2.3 cm
Dec. 22 Sunny
Sunny
 -2° /-4° 0 mm 0 cm
Dec. 23 Overcast
Overcast
 3° /-5° 0 mm 0 cm
Dec. 24 Sunny
Sunny
 0° /-4° 0 mm 0 cm
Dec. 25 Partly cloudy
Partly cloudy
 1° /-3° 0.1 mm 0 cm
Dec. 26 Moderate or heavy snow showers
Moderate or heavy snow showers
 -2° /-4° 5 mm 3.6 cm
Dec. 27 Sunny
Sunny
 -5° /-11° 0.1 mm 0 cm
Dec. 28 Sunny
Sunny
 -8° /-13° 0 mm 0 cm
Dec. 29 Patchy moderate snow
Patchy moderate snow
 -4° /-11° 0.9 mm 0.6 cm
Dec. 30 Heavy snow
Heavy snow
 2° /-3° 5 mm 2.6 cm
Dec. 31 Patchy rain possible
Patchy rain possible
 2° /0° 0.4 mm 0 cm
Next
Important Notice
Our weather forecast for Maine in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Maine forecast closer to your planned date for the most up-to-date weather information.
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Maine in December - FAQ

What are the expected maximum and minimum temperatures in Maine during December?
Brace for cold days with temperatures not exceeding 3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Maine during December?
Significant rainfall exceeding 282.1 mm is expected in Maine during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Maine in December 2025?
Maine experiences an average snowfall of 12.69 cm during December, occurring over 3 days.
What are the typical wind conditions in Maine during December?
The average wind speed in Maine during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

Maine snow forecast December 2025

Track daily snowfall levels and discover Maine’s snowy potential this December ❄️
On average, Maine sees 3 snowy days during December, with approximately 12.7 cm of total snowfall.

December rainfall patterns in Maine

Explore the daily rainfall trends and prepare for Maines December weather 💧
Typically, Maine has 7 rainy days in December with a total of 282.1 mm of rainfall.
Counties in Maine
Select a county for an accurate weather forecast
Cumberland CountyHancock CountyPenobscot CountyYork County
Top locations in Maine
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BangorBar HarborPortlandSaco
More Locations

Quick links

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Location coordinates Where is Maine?

Get accurate weather forecasts for Maine, located at latitude 43.657 and longitude -70.259. Stay updated with localized weather information tailored for Maine.

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