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Weather in Bangor, Maine for December 2025

Your guide to Bangor weather in December - trends and predictions

    Snow Forecast ❄️

  • Bangor typically experiences moderate snowfall in December, with an average of 6 snowy days.
    According to Bangor snow forecast for December 2025, 6 snowy days are expected until the end of the month. The closest date with snow is Saturday, December 20.

    • Temperatures

  • Until now, December 2025 in Bangor is slightly cooler than the historical average by -1.3 °F.

  • Expect cooler weather in the next days in Bangor with the forecast suggesting a temperature of -1.4 °F, lower than the historical average.

  • In general, the average temperature in Bangor at the beginning of December is 0.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -4.6 °F by the end of December.

    • More

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

Average dry days
16
Dry days
Average rainy days
9
Rainy days
Average snowy days
6
Snow days
Average temperatures
1°/-5°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Bangor Weather December

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

Temperatures trend during December in Bangor

See the weather trend as well as the moving average line

December weather in Bangor day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Sunny
Sunny
 4° /-5° 7.3 mm 0 cm
Dec. 2 Patchy moderate snow
Patchy moderate snow
 1° /-6° 14.2 mm 10.3 cm
Dec. 3 Partly cloudy
Partly cloudy
 1° /-4° 19.4 mm 14 cm
Dec. 4 Partly cloudy
Partly cloudy
 2° /-8° 0.1 mm 0 cm
Dec. 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 -1° /-6° 19.4 mm 0 cm
Dec. 6 Sunny
Sunny
 0° /-8° 0 mm 0 cm
Dec. 7 Sunny
Sunny
 -2° /-8° 0 mm 0 cm
Dec. 8 Moderate or heavy snow showers
Moderate or heavy snow showers
 -2° /-8° 13.6 mm 9.7 cm
Dec. 9 Cloudy
Cloudy
 -1° /-10° 0.5 mm 0.2 cm
Dec. 10 Overcast
Overcast
 2° /-5° 15.1 mm 4.2 cm
Dec. 11 Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /-4° 43.3 mm 1.1 cm
Dec. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
 5° /-4° 19.7 mm 0 cm
Dec. 13 Sunny
Sunny
 -1° /-6° 0 mm 0 cm
Dec. 14 Sunny
Sunny
 -1° /-7° 0 mm 0 cm
Dec. 15 Sunny
Sunny
 -1° /-9° 0 mm 0 cm
Dec. 16 Overcast
Overcast
 2° /-6° 0 mm 0 cm
Dec. 17 Sunny
Sunny
 4° /-8° 0 mm 0 cm
Dec. 18 Cloudy
Cloudy
 3° /-5° 0 mm 0 cm
Dec. 19 Heavy rain
Heavy rain
 12° /4° 58.4 mm 0 cm
Dec. 20 Light freezing rain
Light freezing rain
 -2° /-7° 0.2 mm 0.1 cm
Dec. 21 Heavy snow
Heavy snow
 3° /-4° 3 mm 2.2 cm
Dec. 22 Partly cloudy
Partly cloudy
 -4° /-9° 0 mm 0 cm
Dec. 23 Moderate snow
Moderate snow
 -2° /-9° 1.4 mm 1 cm
Dec. 24 Cloudy
Cloudy
 4° /-5° 0.1 mm 0 cm
Dec. 25 Heavy snow
Heavy snow
 0° /-6° 2.5 mm 1.7 cm
Dec. 26 Partly cloudy
Partly cloudy
 -4° /-11° 0 mm 0 cm
Dec. 27 Sunny
Sunny
 -9° /-14° 0 mm 0 cm
Dec. 28 Heavy snow
Heavy snow
 -11° /-14° 2.5 mm 1.8 cm
Dec. 29 Sunny
Sunny
 -9° /-16° 0 mm 0 cm
Dec. 30 Heavy snow
Heavy snow
 -5° /-15° 1.1 mm 0.8 cm
Dec. 31 Sunny
Sunny
 6° /0° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Bangor 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 Bangor forecast closer to your planned date for the most up-to-date weather information.
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Bangor in December - FAQ

What are the expected maximum and minimum temperatures in Bangor during December?
Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Bangor during December?
Significant rainfall exceeding 249.1 mm is expected in Bangor during December, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Bangor in December 2025?
Bangor experiences an average snowfall of 24.77 cm during December, occurring over 6 days.
What are the typical wind conditions in Bangor during December?
The average wind speed in Bangor during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

Bangor snow forecast December 2025

Track daily snowfall levels and discover Bangor’s snowy potential this December ❄️
On average, Bangor sees 6 snowy days during December, with approximately 24.8 cm of total snowfall.

December rainfall patterns in Bangor

Explore the daily rainfall trends and prepare for Bangors December weather 💧
Typically, Bangor has 9 rainy days in December with a total of 249.1 mm of rainfall.

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Location coordinates Where is Bangor?

Get accurate weather forecasts for Bangor, located at latitude 44.799 and longitude -68.773. Stay updated with localized weather information tailored for Bangor.

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