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
With its high average temperature of 42.8°F (6°C) and a low of 35.2°F (1.8°C), December is regarded as the coldest month.Humidity
With an average relative humidity of 87%, December is the most humid month.Rainfall
In Seabeck, during December, the rain falls for 18.8 days and regularly aggregates up to 3.94" (100mm) of precipitation. In Seabeck, during the entire year, the rain falls for 180.4 days and collects up to 26.93" (684mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Seabeck. In Seabeck, during December, snow falls for 1.1 days and regularly aggregates up to 0.28" (7mm) of snow. In Seabeck, during the entire year, snow falls for 8.1 days and aggregates up to 4.69" (119mm) of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:39 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 4:29 pm PST.
Sunshine
January and December, with an average of 4.6h of sunshine, are months with the least sunshine in Seabeck.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What is the coldest month in Seabeck?
Is December cold in Seabeck?
What is the most humid month in Seabeck?
What is the average humidity in December in Seabeck?
How much does it rain in Seabeck in December?
How much does it snow in Seabeck in December?
What is the month with the shortest days in Seabeck?
What is the average length of the day in December in Seabeck?
What time are sunrise and sunset in December in Seabeck?
What are the months with the least sunshine in Seabeck?
How many hours of sunshine does Seabeck have in December?
What is the month with the lowest UV index in Seabeck?
What is the UV index intensity in December in Seabeck?
Average temperature in December
Seabeck, WA
- Average high temperature in December: 42.8°F
The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is December (42.8°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (35.2°F).
Average pressure in December
Seabeck, WA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March and September (30.01"Hg).
Average wind speed in December
Seabeck, WA
- Average wind speed in December: 4.7mph
The windiest month (with the highest average wind speed) is March (5.3mph).
The calmest months (with the lowest average wind speed) are July and August (3.2mph).
Average humidity in December
Seabeck, WA
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Seabeck, WA
- Average rainfall in December: 3.94"
The wettest month (with the highest rainfall) is January (4.33").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in December
Seabeck, WA
- Average rainfall days in December: 18.8 days
The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (6.1 days).
Average snowfall in December
Seabeck, WA
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Seabeck, WA
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Seabeck, WA
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).
Average sunshine days in December
Seabeck, WA
- Average sunshine days in December: 10 days
The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in December
Seabeck, WA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Seabeck, WA
- Average cloud cover in December: 53
The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Seabeck, WA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Seabeck, Washington, USA
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