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
Hyder's coldest month, December, registers temperatures that range from a high of 21.9°F (-5.6°C) to a low of 13.1°F (-10.5°C).Humidity
In Hyder, the average relative humidity in December is 92%.Rainfall
In Hyder, in December, during 11.4 rainfall days, 5.28" (134mm) of precipitation is typically accumulated. Throughout the year, there are 179.3 rainfall days, and 48.31" (1227mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 17.5 days and typically aggregates up to 23.78" (604mm) of snow.Daylight
December has the shortest days of the year, with an average of 7h and 6min of daylight.On the first day of December, sunrise is at 7:47 am and sunset at 3:11 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 3:16 pm AKST.
Sunshine
In Hyder, the average sunshine in December is 2.4h.UV index
January through March, September through 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 low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most in Hyder?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Hyder have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Hyder, AK
- Average high temperature in December: 21.9°F
The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is December (21.9°F).
- Average low temperature in December: 13.1°F
The month with the highest average low temperature is July (43.9°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).
Average pressure in December
Hyder, AK
- Average pressure in December: 29.96"Hg
The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.87"Hg).
Average wind speed in December
Hyder, AK
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is January (5.9mph).
The calmest months (with the lowest average wind speed) are June, July and August (4.1mph).
Average humidity in December
Hyder, AK
- Average humidity in December: 92%
The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are May, June and July (82%).
Average rainfall in December
Hyder, AK
- Average rainfall in December: 5.28"
The wettest month (with the highest rainfall) is November (7.09").
The driest month (with the least rainfall) is June (1.57").
Average rainfall days in December
Hyder, AK
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is April (21 days).
The months with the least rainy days are February, July and December (11.4 days).
Average snowfall in December
Hyder, AK
- Average snowfall in December: 23.78"
The month with the highest snowfall is December (23.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hyder, AK
- Average snowfall days in December: 17.5 days
The month with the highest number of snowfall days is December (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hyder, AK
- Average daylight in December: 7h and 1min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is June (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in December
Hyder, AK
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is April (6.4 days).
Average UV index in December
Hyder, AK
- Average UV index in December: 1
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, September, October, November and December (UV index 1).
Average cloud cover in December
Hyder, AK
- Average cloud cover in December: 70
The months with the most cloud cover are January and November (Cloud cover 72).
The month with the least cloud cover is May (Cloud cover 57).
Average visibility in December
Hyder, AK
- Average visibility in December: 3mi
The months with the highest visibility are May and June (5mi).
The months with the lowest visibility are January and December (3mi).
Hyder, Alaska, USA
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