United StatesThe weather in December in Bar Harbor
It's cold in December in Bar Harbor with an average temperature of 4°C. Temperatures this month range from a low of 0°C to a high of 8°C. At night, you can expect temperatures between -8°C and 0°C.
Looking for sun? December isn’t a good month to be in Bar Harbor. There’s too much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Bar Harbor, Maine. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 17°C in 2020, Bar Harbor reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -17°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -26°C to a highest value of 11°C.
Precipitation and snowfall
In December, there is an average of 109 mm of precipitation, spread over 14 days. Of the total precipitation, about 11 cm falls as snow in December. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in December for Bar Harbor
Click on any day in December to get detailed info about the usual weather on that day in Bar Harbor. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Bar Harbor | New York | |
|---|---|---|
| Average temperature | 4°C | 9°C |
| Max. temperature | 8°C | 12°C |
| Min. temperature | -8°C | -5°C |
| Total precipitation | 109 mm | 133 mm |
| Rainy days | 14 days | 17 days |
| Total snowfall | 11 cm | 9,7 cm |
| Snowy days | 6 days | 3 days |
Start of December
The month of December starts in Bar Harbor with cold temps, averaging around 5°C during the day and nights around -3°C.
Mid December
By mid-December, daytime temps drop to around 3°C, with nights around -5°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of December
By the end of December, the average daytime temperature in Bar Harbor is around 3°C, while nighttime temps are about -5°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Bar Harbor for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Bar Harbor, Maine. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Bar Harbor
Temperature in December in Bar Harbor over the years
Precipitation charts
These charts show the average amount of precipitation in December in Bar Harbor, Maine. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Bar Harbor
Total precipitation in December in Bar Harbor over the years
Daily Snowfall in December in Bar Harbor
Snowfall in December in Bar Harbor per year
Daily UV index in December in Bar Harbor
This chart shows the average daily UV index in December in Bar Harbor, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Bar Harbor
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Average weather in Bar Harbor by month
Click on a month below to see detailed weather info for Bar Harbor. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.