December weather forecast
Monmouth, ME

Weather in December

The first month of the winter, December, is still a cold month in Monmouth, Maine, with an average temperature ranging between min 22.1°F (-5.5°C) and max 32.4°F (0.2°C).

Temperature

In December, the average high-temperature decreases from a frosty 43.7°F (6.5°C) in November to a cold 32.4°F (0.2°C). The average low-temperature, in Monmouth, is 22.1°F (-5.5°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In December, the rain falls for 6.8 days. Throughout December, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 119.4 rainfall days, and 17.17" (436mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Monmouth are January through May, October through December. In Monmouth, during December, snow falls for 7.9 days and regularly aggregates up to 3.58" (91mm) of snow. In Monmouth, Maine, during the entire year, snow falls for 39.3 days and aggregates up to 19.37" (492mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 56min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:02 pm. On the last day of December, in Monmouth, sunrise is at 7:15 am and sunset at 4:10 pm EST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Monmouth. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 2 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Monmouth?

In December, the average relative humidity is 79%.

How many days does it rain in December in Monmouth?

In December, the rain falls for 6.8 days. Throughout December, 1.46" (37mm) of precipitation is accumulated.

How much does it snow in Monmouth in December?

In Monmouth, in December, snow falls for 7.9 days, with typically accumulated 3.58" (91mm) of snow.

What is the month with the shortest days in Monmouth?

December has the shortest days of the year in Monmouth, with an average of 8h and 56min of daylight.

What is the average length of the day in December in Monmouth?

The average day length in December in Monmouth is 8h and 56min.

What time are sunrise and sunset in December in Monmouth?

On the first day of December in Monmouth, sunrise is at 6:55 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:10 pm EST.

How many hours of sunshine does Monmouth have in December?

In December, the average sunshine duration in Monmouth is 4.7h.

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

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

What is the UV index reading in December in Monmouth?

The average daily maximum UV index in December in Monmouth is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.

Average temperature in December
Monmouth, ME

Average temperature in December - Monmouth, ME
  • Average high temperature in December: 32.4°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 (26.6°F).

  • Average low temperature in December: 22.1°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in December
Monmouth, ME

Average pressure in December - Monmouth, ME
  • Average pressure in December: 30.02"Hg

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Monmouth, ME

Average wind speed in December - Monmouth, ME
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
Monmouth, ME

Average humidity in December - Monmouth, ME
  • Average humidity in December: 79%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in December
Monmouth, ME

Average rainfall in December - Monmouth, ME
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in December
Monmouth, ME

Average rainfall days in December - Monmouth, ME
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is February (4.2 days).

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Average snowfall in December
Monmouth, ME

Average snowfall in December - Monmouth, ME
  • Average snowfall in December: 3.58"

The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Monmouth, ME

Average snowfall days in December - Monmouth, ME
  • Average snowfall days in December: 7.9 days

The month with the highest number of snowfall days is January (9 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
Monmouth, ME

Average daylight in December / Average sunshine in December - Monmouth, ME
  • Average daylight in December: 8h and 56min

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 56min).

  • Average sunshine in December: 4.7h

The month with the most sunshine is August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in December
Monmouth, ME

Average sunshine days in December - Monmouth, ME
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in December
Monmouth, ME

Average UV index in December - Monmouth, 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).

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Average cloud cover in December
Monmouth, ME

Average cloud cover in December - Monmouth, ME
  • Average cloud cover in December: 49

The months with the most cloud cover are March and April (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 35).

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Average visibility in December
Monmouth, ME

Average visibility in December - Monmouth, ME
  • Average visibility in December: 6mi

The months with the highest visibility are January, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August, September and October (5mi).

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