December weather forecast
Sherman, ME

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Weather in December

December, the first month of the winter in Sherman, is also a subzero cold month, with an average temperature fluctuating between 28.2°F (-2.1°C) and 18.1°F (-7.7°C).

Temperature

With the beginning of December, the average high-temperature shows a decrease, transitioning from an icy 40.1°F (4.5°C) in November to a freezing cold 28.2°F (-2.1°C). During December, Sherman's temperature falls to a steady low-temperature average of 18.1°F (-7.7°C).

Humidity

In Sherman, the average relative humidity in December is 84%.

Rainfall

In Sherman, in December, it is raining for 10.5 days, with typically 2.6" (66mm) of accumulated precipitation. In Sherman, Maine, during the entire year, the rain falls for 156.1 days and collects up to 26.89" (683mm) of precipitation.

Snowfall

Months with snowfall in Sherman, Maine, are January through May, October through December. In Sherman, in December, during 14.5 snowfall days, 8.78" (223mm) of snow is typically accumulated. Throughout the year, there are 78.3 snowfall days, and 45.63" (1159mm) of snow is accumulated.

Daylight

The month with the shortest days in Sherman is December, with an average of 8h and 42min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 3:50 pm. On the last day of December, in Sherman, sunrise is at 7:14 am and sunset at 3:58 pm EST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

February and December, with an average maximum UV index of 1, are months with the lowest UV index in Sherman, Maine. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

How cold is it in Sherman in December?

In December, in Sherman, the average high-temperature is 28.2°F (-2.1°C), and the average low-temperature is 18.1°F (-7.7°C).

What is the average humidity in December in Sherman?

In December, the average relative humidity in Sherman is 84%.

How many days does it rain in December in Sherman?

In Sherman, during December, the rain falls for 10.5 days and regularly aggregates up to 2.6" (66mm) of precipitation.

How much does it snow in Sherman in December?

In Sherman, in December, during 14.5 snowfall days, 8.78" (223mm) of snow is typically accumulated.

What is the month with the shortest days in Sherman?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

How many hours of daylight does Sherman have in December?

In Sherman, Maine, the average day length in December is 8h and 44min.

When are sunrise and sunset in December in Sherman?

On the first day of December in Sherman, sunrise is at 6:55 am and sunset at 3:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 3:58 pm EST.

How many hours of sunshine does Sherman have in December?

The average sunshine duration in December in Sherman, Maine, is 4.1h.

What is the month with the lowest UV index in Sherman?

February and December, with an average maximum UV index of 1, are months with the lowest UV index in Sherman.

What is the UV index reading in December in Sherman?

In Sherman, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Sherman, ME

Average temperature in December - Sherman, ME
  • Average high temperature in December: 28.2°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in December: 18.1°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

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Average pressure in December
Sherman, ME

Average pressure in December - Sherman, 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).

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Average wind speed in December
Sherman, ME

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

The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in December
Sherman, ME

Average humidity in December - Sherman, ME
  • Average humidity in December: 84%

The months with the highest relative humidity are February and March (89%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in December
Sherman, ME

Average rainfall in December - Sherman, ME
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is April (2.83").
The driest months (with the least rainfall) are March and July (1.73").

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Average rainfall days in December
Sherman, ME

Average rainfall days in December - Sherman, ME
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in December
Sherman, ME

Average snowfall in December - Sherman, ME
  • Average snowfall in December: 8.78"

The month with the highest snowfall is February (10.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Sherman, ME

Average snowfall days in December - Sherman, ME
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Sherman, ME
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

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Average sunshine days in December
Sherman, ME

Average sunshine days in December - Sherman, ME
  • Average sunshine days in December: 12.8 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (9.3 days).

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Average UV index in December
Sherman, ME

Average UV index in December - Sherman, ME
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in December
Sherman, ME

Average cloud cover in December - Sherman, ME
  • Average cloud cover in December: 58

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in December
Sherman, ME

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

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

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Sherman, Maine, USA

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