December weather forecast
Saint Francis, ME

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Weather in December

The first month of the winter, December, is still a freezing cold month in Saint Francis, Maine, with an average temperature varying between 12.2°F (-11°C) and 23.7°F (-4.6°C).

Temperature

Observing a mild shift, the average high-temperature during December reduces from November's cold 36.5°F (2.5°C) to a freezing cold 23.7°F (-4.6°C). Saint Francis, during December, witnesses an average low-temperature of 12.2°F (-11°C).

Humidity

The average relative humidity in December is 90%.

Rainfall

In December, the rain falls for 7.4 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 142 rainfall days, and 30.35" (771mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Saint Francis, in December, during 18.4 snowfall days, 12.2" (310mm) of snow is typically accumulated. In Saint Francis, during the entire year, snow falls for 106.5 days and aggregates up to 71.89" (1826mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of December in Saint Francis, sunrise is at 7:01 am and sunset at 3:47 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 3:55 pm EST.

Sunshine

The average sunshine in December in Saint Francis is 3h.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 1 during December translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is it in Saint Francis in December?

The high-temperature, in December, in Saint Francis, records 23.7°F (-4.6°C), while the low-temperature is 12.2°F (-11°C).

What is the average humidity in December in Saint Francis?

In Saint Francis, Maine, the average relative humidity in December is 90%.

How many days does it rain in December in Saint Francis?

In Saint Francis, Maine, during December, the rain falls for 7.4 days and regularly aggregates up to 2.76" (70mm) of precipitation.

How many days does it snow in December in Saint Francis?

In Saint Francis, Maine, during December, snow falls for 18.4 days and regularly aggregates up to 12.2" (310mm) of snow.

What is the month with the shortest days in Saint Francis?

The month with the shortest days in Saint Francis is December, with an average of 8h and 36min of daylight.

What is the average length of the day in December in Saint Francis?

The average day length in December in Saint Francis is 8h and 34min.

What time are sunrise and sunset in December in Saint Francis?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 3:47 pm. On the last day of the month, in Saint Francis, Maine, sunrise is at 7:21 am and sunset at 3:55 pm EST.

How long on average sun shines in December in Saint Francis?

In December, the average sunshine duration is 3h.

What is the month with the lowest UV index in Saint Francis?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Saint Francis?

In Saint Francis, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Saint Francis, ME

Average temperature in December - Saint Francis, ME
  • Average high temperature in December: 23.7°F

The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in December: 12.2°F

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is January (2.8°F).

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Average pressure in December
Saint Francis, ME

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

The months with the highest atmospheric pressure are March, September and November (30.01"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Saint Francis, ME

Average wind speed in December - Saint Francis, ME
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in December
Saint Francis, ME

Average humidity in December - Saint Francis, ME
  • Average humidity in December: 90%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in December
Saint Francis, ME

Average rainfall in December - Saint Francis, ME
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is October (2.91").
The driest month (with the least rainfall) is February (2.09").

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Average rainfall days in December
Saint Francis, ME

Average rainfall days in December - Saint Francis, ME
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is July (16.7 days).
The months with the least rainy days are January and February (4.8 days).

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Average snowfall in December
Saint Francis, ME

Average snowfall in December - Saint Francis, ME
  • Average snowfall in December: 12.2"

The month with the highest snowfall is January (14.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Saint Francis, ME

Average snowfall days in December - Saint Francis, ME
  • Average snowfall days in December: 18.4 days

The month with the highest number of snowfall days is February (20.8 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
Saint Francis, ME

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 12min).

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Average sunshine days in December
Saint Francis, ME

Average sunshine days in December - Saint Francis, ME
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is March (8 days).

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Average UV index in December
Saint Francis, ME

Average UV index in December - Saint Francis, 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 January, February, March, November and December (UV index 1).

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Average cloud cover in December
Saint Francis, ME

Average cloud cover in December - Saint Francis, ME
  • Average cloud cover in December: 69

The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 42).

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Average visibility in December
Saint Francis, ME

Average visibility in December - Saint Francis, ME
  • Average visibility in December: 4mi

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

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Saint Francis, Maine, USA

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