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 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
The average high-temperature during December registers at a still subzero cold 20.3°F (-6.5°C), maintaining a close resemblance to the previous month. December registers an average low temperature of 11.3°F (-11.5°C), subtly lower than the daytime maximum.Humidity
In December, the average relative humidity is 85%.Rainfall
In December, the rain falls for 8.1 days. Throughout December, 0.55" (14mm) of precipitation is accumulated. In Wasilla, during the entire year, the rain falls for 124.6 days and collects up to 7.36" (187mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall in Wasilla is December, when snow falls for 8.6 days and typically aggregates up to 2.64" (67mm) of snow.Daylight
With an average of 5h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 9:48 am and sunset at 3:45 pm. On the last day of the month, sunrise is at 10:15 am and sunset at 3:46 pm AKST.
Sunshine
With an average of 4h of sunshine, December has the least sunshine of the year.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a regular UV index of 1 translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Wasilla?
What is the average humidity in December in Wasilla?
How many days does it rain in December?
What is the snowiest month?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Wasilla have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Wasilla have in December?
When is the lowest UV index in Wasilla?
What is the UV index reading in December?
Average temperature in December
Wasilla, AK
- Average high temperature in December: 20.3°F
The warmest month (with the highest average high temperature) is July (63.3°F).
The month with the lowest average high temperature is January (18.3°F).
- Average low temperature in December: 11.3°F
The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in December
Wasilla, AK
- Average pressure in December: 29.69"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.69"Hg).
Average wind speed in December
Wasilla, AK
- Average wind speed in December: 4.8mph
The windiest months (with the highest average wind speed) are January, November and December (4.8mph).
The calmest month (with the lowest average wind speed) is July (4mph).
Average humidity in December
Wasilla, AK
- Average humidity in December: 85%
The month with the highest relative humidity is March (87%).
The month with the lowest relative humidity is May (65%).
Average rainfall in December
Wasilla, AK
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is August (0.94").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in December
Wasilla, AK
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is June (14 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Wasilla, AK
- Average snowfall in December: 2.64"
The month with the highest snowfall is December (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wasilla, AK
- Average snowfall days in December: 8.6 days
The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Wasilla, AK
- Average daylight in December: 5h and 3min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in December: 4h
The month with the most sunshine is May (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 4h).
Average sunshine days in December
Wasilla, AK
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in December
Wasilla, AK
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Wasilla, AK
- Average cloud cover in December: 43
The months with the most cloud cover are April and August (Cloud cover 44).
The months with the least cloud cover are January and May (Cloud cover 37).
Average visibility in December
Wasilla, AK
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
Wasilla, Alaska, USA
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