December weather forecast
Brownville, ME

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Weather in December

The first month of the winter, December, is still a freezing cold month in Brownville, Maine, with an average temperature fluctuating between 29.5°F (-1.4°C) and 18.9°F (-7.3°C).

Temperature

Setting in of December comes with a decrease in the average high-temperature, moving from an icy 41.5°F (5.3°C) in November to a freezing cold 29.5°F (-1.4°C). The average low-temperature, in December, is 18.9°F (-7.3°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In Brownville, in December, it is raining for 9.1 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 146.2 rainfall days, and 27.17" (690mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Brownville, in December, during 12.1 snowfall days, 7.48" (190mm) of snow is typically accumulated. In Brownville, during the entire year, snow falls for 65.9 days and aggregates up to 37.6" (955mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 3:54 pm. On the last day of December, sunrise is at 7:15 am and sunset at 4:03 pm EST.

Sunshine

In December, the average sunshine is 4.2h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In Brownville, in December, the average high-temperature is 29.5°F (-1.4°C), and the average low-temperature is 18.9°F (-7.3°C).

What is the average humidity in December in Brownville?

In December, the average relative humidity is 83%.

How much does it rain in December?

In December, the rain falls for 9.1 days. Throughout December, 2.52" (64mm) of precipitation is accumulated.

How much does it snow in December?

In Brownville, during December, snow falls for 12.1 days and regularly aggregates up to 7.48" (190mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

What is the average length of the day in December?

In Brownville, the average day length in December is 8h and 48min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:55 am and sunset at 3:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:03 pm EST.

How long on average sun shines in December?

In Brownville, the average sunshine duration in December is 4.2h.

When is the lowest UV index?

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Brownville, ME

Average temperature in December - Brownville, ME
  • Average high temperature in December: 29.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in December: 18.9°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.1°F).

Average pressure in December
Brownville, ME

Average pressure in December - Brownville, ME
  • Average pressure in December: 30"Hg

The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Brownville, ME

Average wind speed in December - Brownville, ME
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Brownville, ME

Average humidity in December - Brownville, ME
  • Average humidity in December: 83%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (75%).

Average rainfall in December
Brownville, ME

Average rainfall in December - Brownville, ME
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is July (1.57").

Average rainfall days in December
Brownville, ME

Average rainfall days in December - Brownville, ME
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in December
Brownville, ME

Average snowfall in December - Brownville, ME
  • Average snowfall in December: 7.48"

The month with the highest snowfall is February (8.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Brownville, ME

Average snowfall days in December - Brownville, ME
  • Average snowfall days in December: 12.1 days

The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Brownville, ME

Average daylight in December / Average sunshine in December - Brownville, ME
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in December
Brownville, ME

Average sunshine days in December - Brownville, ME
  • Average sunshine days in December: 14 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in December
Brownville, ME

Average UV index in December - Brownville, ME
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
Brownville, ME

Average cloud cover in December - Brownville, ME
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in December
Brownville, ME

Average visibility in December - Brownville, ME
  • Average visibility in December: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Brownville, Maine, USA

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