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 arrival of December brings an average high-temperature of a still freezing cold 20.1°F (-6.6°C), nearly identical to November's 22.1°F (-5.5°C). Wortmanns records a slight downturn to an average an extreme cold 12.4°F (-10.9°C) during the nights of December.Humidity
The average relative humidity in December is 87%.Rainfall
The month with the most rainfall is December, when the rain falls for 10.1 days and typically aggregates up to 7.44" (189mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. December is the month with the most snowfall. Snow falls for 17.8 days and accumulates 26.73" (679mm) of snow.Daylight
With an average of 5h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 9:29 am and sunset at 3:35 pm. On the last day of December, sunrise is at 9:56 am and sunset at 3:37 pm AKST.
Sunshine
With an average of 2.8h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Wortmanns are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the rainiest month?
How much 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 Wortmanns have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine in Wortmanns?
How many hours of sunshine does Wortmanns have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Wortmanns, AK
- Average high temperature in December: 20.1°F
The warmest month (with the highest average high temperature) is July (53.2°F).
The month with the lowest average high temperature is January (18°F).
- Average low temperature in December: 12.4°F
The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).
Average pressure in December
Wortmanns, AK
- Average pressure in December: 29.71"Hg
The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.69"Hg).
Average wind speed in December
Wortmanns, AK
- Average wind speed in December: 7.2mph
The windiest month (with the highest average wind speed) is November (8.1mph).
The calmest month (with the lowest average wind speed) is July (3.7mph).
Average humidity in December
Wortmanns, AK
- Average humidity in December: 87%
The months with the highest relative humidity are January and April (88%).
The months with the lowest relative humidity are May, June, July and November (83%).
Average rainfall in December
Wortmanns, AK
- Average rainfall in December: 7.44"
The wettest month (with the highest rainfall) is December (7.44").
The driest month (with the least rainfall) is June (1.93").
Average rainfall days in December
Wortmanns, AK
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is August (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in December
Wortmanns, AK
- Average snowfall in December: 26.73"
The month with the highest snowfall is December (26.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Wortmanns, AK
- Average snowfall days in December: 17.8 days
The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Wortmanns, AK
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in December
Wortmanns, AK
- Average sunshine days in December: 9.7 days
The months with the most sunshine days are January and May (12.3 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in December
Wortmanns, AK
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Wortmanns, AK
- Average cloud cover in December: 58
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 50).
Average visibility in December
Wortmanns, AK
- Average visibility in December: 5mi
The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February and April (4mi).
Wortmanns, Alaska, USA
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