December weather forecast
Tyee, AK

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Weather in December

December, the first month of the winter in Tyee, is still a cold month, with an average temperature varying between 31.1°F (-0.5°C) and 35.6°F (2°C).

Temperature

The advent of December brings an average high-temperature of a still icy 35.6°F (2°C), exhibiting minor difference from the previous month. Tyee, during December nights, records a temperature marginally cooler than the daytime average, at a freezing cold 31.1°F (-0.5°C).

Humidity

The average relative humidity in December is 85%.

Rainfall

In Tyee, in December, during 19.2 rainfall days, 9.33" (237mm) of precipitation is typically accumulated. In Tyee, during the entire year, the rain falls for 243.6 days and collects up to 82.76" (2102mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Tyee, in December, snow falls for 9.5 days, with typically accumulated 10.04" (255mm) of snow. Throughout the year, there are 52.4 snowfall days, and 63.58" (1615mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 6h and 48min of daylight.
On the first day of the month, sunrise is at 8:12 am and sunset at 3:22 pm. On the last day of December, sunrise is at 8:36 am and sunset at 3:26 pm AKST.

Sunshine

In December, the average sunshine is 3.2h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Tyee, Alaska. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

How cold is it in December?

December temperatures vary between a high-temperature of 35.6°F (2°C) and a low-temperature of 31.1°F (-0.5°C).

What is the average humidity in December?

The average relative humidity in December is 85%.

How many days does it rain in December?

In Tyee, during December, the rain falls for 19.2 days and regularly aggregates up to 9.33" (237mm) of precipitation.

How many days does it snow in December?

In Tyee, in December, snow falls for 9.5 days, with typically accumulated 10.04" (255mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 6h and 48min of daylight.

What is the average length of the day in December?

The average day length in December is 6h and 50min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 8:12 am and sunset at 3:22 pm. On the last day of the month, sunrise is at 8:36 am and sunset at 3:26 pm AKST.

How long on average sun shines in December?

The average sunshine duration in December is 3.2h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In Tyee, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk 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
Tyee, AK

Average temperature in December - Tyee, AK
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is August (57.9°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is February (29.7°F).

Average pressure in December
Tyee, AK

Average pressure in December - Tyee, AK
  • Average pressure in December: 29.8"Hg

The month with the highest atmospheric pressure is July (30.05"Hg).
The month with the lowest atmospheric pressure is November (29.72"Hg).

Average wind speed in December
Tyee, AK

Average wind speed in December - Tyee, AK
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in December
Tyee, AK

Average humidity in December - Tyee, AK
  • Average humidity in December: 85%

The month with the highest relative humidity is August (89%).
The months with the lowest relative humidity are February and March (83%).

Average rainfall in December
Tyee, AK

Average rainfall in December - Tyee, AK
  • Average rainfall in December: 9.33"

The wettest month (with the highest rainfall) is November (10.16").
The driest month (with the least rainfall) is May (3.82").

Average rainfall days in December
Tyee, AK

Average rainfall days in December - Tyee, AK
  • Average rainfall days in December: 19.2 days

The month with the highest number of rainy days is October (23.5 days).
The month with the least rainy days is February (14.6 days).

Average snowfall in December
Tyee, AK

Average snowfall in December - Tyee, AK
  • Average snowfall in December: 10.04"

The month with the highest snowfall is March (17.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Tyee, AK

Average snowfall days in December - Tyee, AK
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is March (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Tyee, AK

Average daylight in December / Average sunshine in December - Tyee, AK
  • Average daylight in December: 6h and 5min

The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is May (Average sunshine: 6h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in December
Tyee, AK

Average sunshine days in December - Tyee, AK
  • Average sunshine days in December: 6.2 days

The month with the most sunshine days is May (8.8 days).
The month with the least sunshine days is June (4.8 days).

Average UV index in December
Tyee, AK

Average UV index in December - Tyee, 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 January, November and December (UV index 1).

Average cloud cover in December
Tyee, AK

Average cloud cover in December - Tyee, AK
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are February, May and September (Cloud cover 60).

Average visibility in December
Tyee, AK

Average visibility in December - Tyee, AK
  • Average visibility in December: 6mi

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

Tyee, Alaska, USA

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