December weather forecast and climate
Saint Michael, AK

Weather in December

December, the first month of the winter, in Saint Michael, is also a frigid cold month, with temperature in the range of an average low of 5.4°F (-14.8°C) and an average high of 12.4°F (-10.9°C).

Temperature

In Saint Michael, Alaska, the average high-temperature marginally drops, from a freezing cold 19.6°F (-6.9°C) in November, to a frigid cold 12.4°F (-10.9°C). In December, the average low-temperature is 5.4°F (-14.8°C).

Humidity

In December, the average relative humidity in Saint Michael, Alaska, is 91%.

Rainfall

In December, in Saint Michael, Alaska, the rain falls for 3.6 days. Throughout December, 0.75" (19mm) of precipitation is accumulated. In Saint Michael, Alaska, during the entire year, the rain falls for 118.6 days and collects up to 13.39" (340mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In December, in Saint Michael, it is snowing for 15.1 days. Throughout December, 4.21" (107mm) of snow is accumulated. In Saint Michael, during the entire year, snow falls for 94.3 days, and aggregates up to 27.2" (691mm) of snow.

Daylight

The month with the shortest days in Saint Michael is December, with an average of 4.7h of daylight.

Sunshine

In December, the average sunshine in Saint Michael is 3h.

UV index

January through March and December, with an average maximum UV index of 1, are months with the lowest UV index in Saint Michael. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 temperature in December in Saint Michael?

The average high-temperature, in December, is 12.4°F (-10.9°C), while the average low-temperature is 5.4°F (-14.8°C).

What is the average humidity in December in Saint Michael?

In December, the average relative humidity is 91%.

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

In December, in Saint Michael, Alaska, the rain falls for 3.6 days. Throughout December, 0.75" (19mm) of precipitation is accumulated.

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

In Saint Michael, Alaska, during December, snow falls for 15.1 days and regularly aggregates up to 4.21" (107mm) of snow.

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

The month with the shortest days in Saint Michael is December, with an average of 4.7h of daylight.

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

The average length of the day in December in Saint Michael is 4.7h.

How many hours of sunshine does Saint Michael have in December?

The average sunshine in December is 3h.

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

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

What is the UV index reading in December in Saint Michael?

In Saint Michael, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the UV radiation.

Average temperature in December
Saint Michael, AK

Average temperature in December - Saint Michael, AK
  • Average high temperature in December: 12.4°F

The warmest month (with the highest average high temperature) is July (59.5°F).
The month with the lowest average high temperature is January (9.1°F).

  • Average low temperature in December: 5.4°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).

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Average pressure in December
Saint Michael, AK

Average pressure in December - Saint Michael, AK
  • Average pressure in December: 29.75"

The month with the highest atmospheric pressure is May (29.92").
The month with the lowest atmospheric pressure is October (29.72").

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Average wind speed in December
Saint Michael, AK

Average wind speed in December - Saint Michael, AK
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is October (9.6mph).
The calmest month (with the lowest average wind speed) is June (6mph).

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Average humidity in December
Saint Michael, AK

Average humidity in December - Saint Michael, AK
  • Average humidity in December: 91%

The month with the highest relative humidity is March (92%).
The month with the lowest relative humidity is June (72%).

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Average rainfall in December
Saint Michael, AK

Average rainfall in December - Saint Michael, AK
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in December
Saint Michael, AK

Average rainfall days in December - Saint Michael, AK
  • Average rainfall days in December: 3.6 days

The month with the highest number of rainy days is August (19.8 days).
The month with the least rainy days is January (2.7 days).

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Average snowfall in December
Saint Michael, AK

Average snowfall in December - Saint Michael, AK
  • Average snowfall in December: 4.21"

The month with the highest snowfall is November (4.76").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Saint Michael, AK

Average snowfall days in December - Saint Michael, AK
  • Average snowfall days in December: 15.1 days

The month with the highest number of snowfall days is March (16.7 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Saint Michael, AK

Average daylight in December / Average sunshine in December - Saint Michael, AK
  • Average daylight in December: 4.7h

The month with the longest days is June (Average daylight: 20.4h).
The month with the shortest days is December (Average daylight: 4.7h).

  • Average sunshine in December: 3h

The month with the most sunshine is May (Average sunshine: 8.3h).
The month with the least sunshine is June (Average sunshine: 2.9h).

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Average sunshine days in December
Saint Michael, AK

Average sunshine days in December - Saint Michael, AK
  • Average sunshine days in December: 15 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is August (8.4 days).

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Average UV index in December
Saint Michael, AK

Average UV index in December - Saint Michael, AK
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 4).
Months with the lowest UV index are January, February, March and December (UV index 1).

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Average cloud cover in December
Saint Michael, AK

Average cloud cover in December - Saint Michael, AK
  • Average cloud cover in December: 58

The month with the most cloud cover is August (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 50).

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Average visibility in December
Saint Michael, AK

Average visibility in December - Saint Michael, AK
  • Average visibility in December: 4mi

Months with the highest visibility are May, June, July, August, September and October (6mi).
Months with the lowest visibility are January, February, March, April and December (4mi).

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