December weather forecast
Excursion Inlet, AK

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Weather in December

December, the first month of the winter in Excursion Inlet, is still a freezing cold month, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 31.8°F (-0.1°C).

Temperature

The average high-temperature during December is a freezing cold 31.8°F (-0.1°C), almost matching the conditions of the preceding month. Excursion Inlet experiences a steady nighttime temperature of 27.3°F (-2.6°C) throughout the month of December.

Humidity

In Excursion Inlet, the average relative humidity in December is 87%.

Rainfall

In Excursion Inlet, in December, it is raining for 12.8 days, with typically 3.58" (91mm) of accumulated precipitation. Throughout the year, there are 182.7 rainfall days, and 37.4" (950mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Excursion Inlet, in December, snow falls for 11.9 days, with typically accumulated 11.18" (284mm) of snow. In Excursion Inlet, during the entire year, snow falls for 60.8 days and aggregates up to 53.78" (1366mm) of snow.

Daylight

The month with the shortest days in Excursion Inlet is December, with an average of 6h and 30min of daylight.
On the first day of December, sunrise is at 8:26 am and sunset at 3:16 pm. On the last day of the month, sunrise is at 8:50 am and sunset at 3:20 pm AKST.

Sunshine

The months with the least sunshine are January and December, with an average of 2.9h of sunshine.

UV index

The months with the lowest UV index are November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

How cold is it in Excursion Inlet in December?

In Excursion Inlet, in December, the average high-temperature is 31.8°F (-0.1°C), and the average low-temperature is 27.3°F (-2.6°C).

What is the average humidity in December in Excursion Inlet?

In Excursion Inlet, the average relative humidity in December is 87%.

How much does it rain in Excursion Inlet in December?

In Excursion Inlet, Alaska, in December, during 12.8 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

How much does it snow in Excursion Inlet in December?

In December, in Excursion Inlet, it is snowing for 11.9 days. Throughout December, 11.18" (284mm) of snow is accumulated.

What is the month with the shortest days in Excursion Inlet?

The month with the shortest days in Excursion Inlet, Alaska, is December, with an average of 6h and 30min of daylight.

What is the average length of the day in December in Excursion Inlet?

In Excursion Inlet, Alaska, the average day length in December is 6h and 29min.

When is the sunrise / sunset in December in Excursion Inlet?

On the first day of December, sunrise is at 8:26 am and sunset at 3:16 pm. On the last day of the month, sunrise is at 8:50 am and sunset at 3:20 pm AKST.

What are the months with the least sunshine in Excursion Inlet?

January and December, with an average of 2.9h of sunshine, are months with the least sunshine in Excursion Inlet, Alaska.

How long on average sun shines in December in Excursion Inlet?

The average sunshine duration in December in Excursion Inlet is 2.9h.

When is the lowest UV index in Excursion Inlet?

November and December, with an average maximum UV index of 1, are months with the lowest UV index in Excursion Inlet, Alaska.

What is the UV index intensity in December in Excursion Inlet?

In Excursion Inlet, Alaska, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
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
Excursion Inlet, AK

Average temperature in December - Excursion Inlet, AK
  • Average high temperature in December: 31.8°F

The warmest month (with the highest average high temperature) is July (57.2°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).

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Average pressure in December
Excursion Inlet, AK

Average pressure in December - Excursion Inlet, AK
  • Average pressure in December: 29.83"Hg

The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).

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Average wind speed in December
Excursion Inlet, AK

Average wind speed in December - Excursion Inlet, AK
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is January (7mph).
The calmest months (with the lowest average wind speed) are June and July (3.7mph).

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Average humidity in December
Excursion Inlet, AK

Average humidity in December - Excursion Inlet, AK
  • Average humidity in December: 87%

The month with the highest relative humidity is August (90%).
The month with the lowest relative humidity is November (84%).

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Average rainfall in December
Excursion Inlet, AK

Average rainfall in December - Excursion Inlet, AK
  • Average rainfall in December: 3.58"

The wettest months (with the highest rainfall) are October and November (4.21").
The driest month (with the least rainfall) is May (1.61").

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Average rainfall days in December
Excursion Inlet, AK

Average rainfall days in December - Excursion Inlet, AK
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in December
Excursion Inlet, AK

Average snowfall in December - Excursion Inlet, AK
  • Average snowfall in December: 11.18"

The month with the highest snowfall is January (11.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Excursion Inlet, AK

Average snowfall days in December - Excursion Inlet, AK
  • Average snowfall days in December: 11.9 days

The month with the highest number of snowfall days is March (13.2 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
Excursion Inlet, AK

Average daylight in December / Average sunshine in December - Excursion Inlet, AK
  • Average daylight in December: 6h and 3min

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 2h and 54min).

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Average sunshine days in December
Excursion Inlet, AK

Average sunshine days in December - Excursion Inlet, AK
  • Average sunshine days in December: 10.5 days

The months with the most sunshine days are February and May (12.5 days).
The month with the least sunshine days is June (7.7 days).

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Average UV index in December
Excursion Inlet, AK

Average UV index in December - Excursion Inlet, AK
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in December
Excursion Inlet, AK

Average cloud cover in December - Excursion Inlet, AK
  • Average cloud cover in December: 70

The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is May (Cloud cover 56).

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Average visibility in December
Excursion Inlet, AK

Average visibility in December - Excursion Inlet, AK
  • Average visibility in December: 5mi

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

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Excursion Inlet, Alaska, USA

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