Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In Metlakatla, Alaska, December records the lowest average temperatures, peaking at 39.2°F (4°C) and reaching a low of 34.7°F (1.5°C).Humidity
In December, the average relative humidity in Metlakatla is 81%.Rainfall
In Metlakatla, during December, the rain falls for 19.7 days and regularly aggregates up to 9.92" (252mm) of precipitation. In Metlakatla, Alaska, during the entire year, the rain falls for 227.1 days and collects up to 90.98" (2311mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Metlakatla, in December, snow falls for 5.1 days, with typically accumulated 4.41" (112mm) of snow. Throughout the year, in Metlakatla, Alaska, there are 28.6 snowfall days, and 26.26" (667mm) of snow is accumulated.Ocean temperature
In Metlakatla, in December, the average water temperature is 45.9°F (7.7°C).Note: In 45.9°F (7.7°C), cold shock and rapid breathing can occur when swimming at temperatures below 50°F (10°C).
Daylight
December has the shortest days of the year, with an average of 7h and 18min of daylight.On the first day of December in Metlakatla, sunrise is at 7:49 am and sunset at 3:21 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 3:27 pm AKST.
Sunshine
The average sunshine in December is 3.3h.UV index
January, 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 hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 1 in December transforms into this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is December in Metlakatla?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the ocean temperature in December?
What is the month with the shortest days in Metlakatla?
How many hours of daylight does Metlakatla have in December?
When are sunrise and sunset in December in Metlakatla?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Metlakatla, AK
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is August (59.7°F).
The month with the lowest average high temperature is December (39.2°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is February (34.3°F).
Average pressure in December
Metlakatla, AK
- Average pressure in December: 29.88"Hg
The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).
Average wind speed in December
Metlakatla, AK
- Average wind speed in December: 11.6mph
The windiest month (with the highest average wind speed) is January (13.3mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in December
Metlakatla, AK
- Average humidity in December: 81%
The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is February (78%).
Average rainfall in December
Metlakatla, AK
- Average rainfall in December: 9.92"
The wettest month (with the highest rainfall) is November (10.67").
The driest month (with the least rainfall) is May (3.7").
Average rainfall days in December
Metlakatla, AK
- Average rainfall days in December: 19.7 days
The month with the highest number of rainy days is November (23 days).
The month with the least rainy days is February (15.2 days).
Average snowfall in December
Metlakatla, AK
- Average snowfall in December: 4.41"
The month with the highest snowfall is January (7.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Metlakatla, AK
- Average snowfall days in December: 5.1 days
The month with the highest number of snowfall days is March (8.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Metlakatla, AK
- Average sea temperature in December: 45.8°F
The best month for swimming (with the highest average sea temperature) is August (55.9°F).
The coldest month (with the lowest average sea temperature) is March (42.5°F).
Average daylight in December /
Average sunshine in December
Metlakatla, AK
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is May (Average sunshine: 7h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Metlakatla, AK
- Average sunshine days in December: 8 days
The months with the most sunshine days are May and August (12.2 days).
The month with the least sunshine days is November (5.6 days).
Average UV index in December
Metlakatla, AK
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Metlakatla, AK
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are May and September (Cloud cover 55).
Average visibility in December
Metlakatla, AK
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Metlakatla, Alaska, USA
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