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 commencement of December indicates a gentle shift in the average high-temperature, receding from November's subzero cold 23.2°F (-4.9°C) to a still freezing cold 16.7°F (-8.5°C). Napakiak registers an average low-temperature of 7.9°F (-13.4°C) throughout December, a modest decrease from its daytime highs.Humidity
The average relative humidity in December is 90%.Rainfall
In Napakiak, in December, it is raining for 5.6 days, with typically 1.14" (29mm) of accumulated precipitation. In Napakiak, during the entire year, the rain falls for 129.5 days and collects up to 16.46" (418mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Napakiak, in December, snow falls for 12.8 days, with typically accumulated 3.5" (89mm) of snow. In Napakiak, during the entire year, snow falls for 74.8 days and aggregates up to 22.91" (582mm) of snow.Daylight
December has the shortest days of the year, with an average of 5h and 48min of daylight.On the first day of the month, sunrise is at 10:30 am and sunset at 4:43 pm. On the last day of December, in Napakiak, Alaska, sunrise is at 10:56 am and sunset at 4:45 pm AKST.
Sunshine
The month with the least sunshine in Napakiak is December, with an average of 2.7h of sunshine.UV index
The months with the lowest UV index are February, March and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum 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. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Napakiak?
What is the average humidity in December in Napakiak?
How much does it rain in Napakiak in December?
How many days does it snow in December in Napakiak?
What is the month with the shortest days in Napakiak?
How many hours of daylight does Napakiak have in December?
When is the sunrise / sunset in December in Napakiak?
What is the month with the least sunshine in Napakiak?
How long on average sun shines in December in Napakiak?
What is the month with the lowest UV index in Napakiak?
How high is the UV index in December in Napakiak?
Average temperature in December
Napakiak, AK
- Average high temperature in December: 16.7°F
The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (12.2°F).
- Average low temperature in December: 7.9°F
The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in December
Napakiak, AK
- Average pressure in December: 29.64"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).
Average wind speed in December
Napakiak, AK
- Average wind speed in December: 12.1mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in December
Napakiak, AK
- Average humidity in December: 90%
The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is June (65%).
Average rainfall in December
Napakiak, AK
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is August (2.09").
The driest months (with the least rainfall) are January and April (0.91").
Average rainfall days in December
Napakiak, AK
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is August (19.7 days).
The month with the least rainy days is March (4.4 days).
Average snowfall in December
Napakiak, AK
- Average snowfall in December: 3.5"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Napakiak, AK
- Average snowfall days in December: 12.8 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Napakiak, AK
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in December
Napakiak, AK
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is August (8.6 days).
Average UV index in December
Napakiak, 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, March and December (UV index 1).
Average cloud cover in December
Napakiak, AK
- Average cloud cover in December: 62
The months with the most cloud cover are July and August (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 54).
Average visibility in December
Napakiak, AK
- Average visibility in December: 6mi
The months with the highest visibility are May, June, July, August, September, October and December (6mi).
The months with the lowest visibility are January, February, March, April and November (5mi).
Napakiak, Alaska, USA
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