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
A moderate decline in average high-temperatures is noted in December, moving from a subzero cold 29.5°F (-1.4°C) in November to a still freezing cold 23.4°F (-4.8°C). An average low-temperature of 15.6°F (-9.1°C) is witnessed throughout the month of December, a mere drop from the daytime peak.Humidity
In December, the average relative humidity is 87%.Rainfall
In Twin Hills, during December, the rain falls for 8 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Twin Hills, during the entire year, the rain falls for 144.9 days and collects up to 29.13" (740mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Twin Hills. In Twin Hills, in December, during 13.9 snowfall days, 6.89" (175mm) of snow is typically accumulated. Throughout the year, in Twin Hills, there are 76 snowfall days, and 42.4" (1077mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 18min of daylight.On the first day of December, sunrise is at 10:10 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 10:35 am and sunset at 4:54 pm AKST.
Sunshine
December has the least sunshine of the year, with an average of 2.6h of sunshine.UV index
The months with the lowest UV index are February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December in Twin Hills?
What is the month with the shortest days?
How many hours of daylight does Twin Hills 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 Twin Hills have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Twin Hills, AK
- Average high temperature in December: 23.4°F
The warmest month (with the highest average high temperature) is July (58.5°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in December: 15.6°F
The months with the highest average low temperature are July and August (47.8°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in December
Twin Hills, AK
- Average pressure in December: 29.59"Hg
The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.59"Hg).
Average wind speed in December
Twin Hills, AK
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is October (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in December
Twin Hills, AK
- Average humidity in December: 87%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are May and June (73%).
Average rainfall in December
Twin Hills, AK
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is October (3.98").
The driest month (with the least rainfall) is June (1.5").
Average rainfall days in December
Twin Hills, AK
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in December
Twin Hills, AK
- Average snowfall in December: 6.89"
The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Twin Hills, AK
- Average snowfall days in December: 13.9 days
The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Twin Hills, AK
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in December
Twin Hills, AK
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is March (15.5 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in December
Twin Hills, AK
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in December
Twin Hills, AK
- Average cloud cover in December: 59
The month with the most cloud cover is August (Cloud cover 64).
The months with the least cloud cover are January and June (Cloud cover 53).
Average visibility in December
Twin Hills, AK
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Twin Hills, Alaska, USA
Weather forecast for your location
2. Allow the app to use your location