December weather forecast
Richmond, ME

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Weather in December

Finally, Richmond braces for winter in December, with temperatures dipping to 34.3°F (1.3°C). The city witnesses an increased snowfall of 3.94" (100mm), paving the way for a white Christmas. Residents bundle up in warm clothes and gear up for the picturesque snow-covered holiday season. Decorated houses and streets amplify the festive spirit, making it a magical time of the year. To sum it up, December in Richmond is characterized by freezing temperatures, increased snowfall, and festive merriment.

Temperature

The onset of December in Richmond, Maine, brings a small change in high-temperatures, falling from a chilly 44.4°F (6.9°C) in November to an icy 34.3°F (1.3°C). December nights in Richmond are marked by an average temperature drop to a freezing cold 24.1°F (-4.4°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Richmond, during December, the rain falls for 11.3 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, in Richmond, there are 139 rainfall days, and 27.56" (700mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Richmond, Maine, in December, during 7.8 snowfall days, 3.94" (100mm) of snow is typically accumulated. Throughout the year, in Richmond, there are 41.8 snowfall days, and 21.97" (558mm) of snow is accumulated.

Ocean temperature

In Richmond, in December, the average water temperature is 44.8°F (7.1°C).
Note: With the appropriate swimsuit, one can swim in 44.8°F (7.1°C) even if temperatures dip below 50°F (10°C); otherwise, be ready for cold shock and breath issues. A fleeting swim around 55.4°F (13°C) is distressing.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:02 pm. On the last day of December, sunrise is at 7:14 am and sunset at 4:10 pm EST.

Sunshine

In December, the average sunshine in Richmond is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Richmond. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

How cold is it in Richmond in December?

The high-temperature, in December, in Richmond, is 34.3°F (1.3°C), while the low-temperature averages to 24.1°F (-4.4°C).

What is the average humidity in December in Richmond?

The average relative humidity in December is 79%.

How many days does it rain in December in Richmond?

In Richmond, during December, the rain falls for 11.3 days and regularly aggregates up to 2.87" (73mm) of precipitation.

How many days does it snow in December in Richmond?

In Richmond, Maine, during December, snow falls for 7.8 days and regularly aggregates up to 3.94" (100mm) of snow.

What is the ocean temperature in December in Richmond?

In Richmond, Maine, in December, the average water temperature is 44.8°F (7.1°C). Swimming in 44.8°F (7.1°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Richmond?

With an average of 8h and 54min of daylight, December has the shortest days of the year in Richmond, Maine.

How many hours of daylight does Richmond have in December?

In Richmond, the average day length in December is 8h and 57min.

When is the sunrise / sunset in December in Richmond?

On the first day of December in Richmond, Maine, sunrise is at 6:54 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:10 pm EST.

How many hours of sunshine does Richmond have in December?

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

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

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

What is the UV index reading in December in Richmond?

In Richmond, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Richmond, ME

Average temperature in December - Richmond, ME
  • Average high temperature in December: 34.3°F

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in December
Richmond, ME

Average pressure in December - Richmond, ME
  • Average pressure in December: 30.01"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Richmond, ME

Average wind speed in December - Richmond, ME
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in December
Richmond, ME

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

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in December
Richmond, ME

Average rainfall in December - Richmond, ME
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in December
Richmond, ME

Average rainfall days in December - Richmond, ME
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in December
Richmond, ME

Average snowfall in December - Richmond, ME
  • Average snowfall in December: 3.94"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Richmond, ME

Average snowfall days in December - Richmond, ME
  • Average snowfall days in December: 7.8 days

The months with the highest number of snowfall days are January and February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in December
Richmond, ME

Average sea temperature in December - Richmond, ME
  • Average sea temperature in December: 44.8°F

The best month for swimming (with the highest average sea temperature) is August (61.5°F).
The coldest month (with the lowest average sea temperature) is March (37.7°F).

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

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Richmond, ME

Average sunshine days in December - Richmond, ME
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (11.7 days).

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Average UV index in December
Richmond, ME

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Richmond, ME

Average cloud cover in December - Richmond, ME
  • Average cloud cover in December: 50

The months with the most cloud cover are February, March and April (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
Richmond, ME

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

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

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Richmond, Maine, USA

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