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 sea temperature 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
During the coldest month, December, temperatures average a high of 43.5°F (6.4°C) and a low of 38.8°F (3.8°C).Humidity
The average relative humidity in December in Anacortes is 79%.Rainfall
In Anacortes, in December, during 19.1 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. Throughout the year, there are 182.3 rainfall days, and 30.2" (767mm) of precipitation is accumulated.Snowfall
Months with snowfall in Anacortes are January through April, November and December. In December, it is snowing for 1.8 days. Throughout December, 0.35" (9mm) of snow is accumulated. In Anacortes, during the entire year, snow falls for 9.4 days and aggregates up to 5.98" (152mm) of snow.Ocean temperature
In December, the average ocean temperature in Anacortes is 46°F (7.8°C).Note: It is life-risking to swim in 46°F (7.8°C). Briefly staying in 55.4°F (13°C) waters feels unsettling, and temperatures below 50°F (10°C) might result in cold shock and loss of breath control, hinging on personal endurance.
Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year in Anacortes.On the first day of December in Anacortes, sunrise is at 7:42 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 4:25 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 4h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the coldest months in Anacortes?
How cold is it in Anacortes in December?
What is the average humidity in December in Anacortes?
How many days does it rain in December in Anacortes?
How many days does it snow in December in Anacortes?
How cold is the water in December in Anacortes?
What is the month with the shortest days in Anacortes?
How many hours of daylight does Anacortes have in December?
When is the sunrise / sunset in December in Anacortes?
What is the month with the least sunshine in Anacortes?
How many hours of sunshine does Anacortes have in December?
When is the lowest UV index in Anacortes?
What is the UV index intensity in December in Anacortes?
Average temperature in December
Anacortes, WA
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (66.9°F).
The month with the lowest average high temperature is December (43.5°F).
- Average low temperature in December: 38.8°F
The month with the highest average low temperature is August (55.8°F).
The coldest month (with the lowest average low temperature) is February (38.1°F).
Average pressure in December
Anacortes, WA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).
Average wind speed in December
Anacortes, WA
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is November (8.9mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Anacortes, WA
- Average humidity in December: 79%
The months with the highest relative humidity are January and February (81%).
The month with the lowest relative humidity is July (76%).
Average rainfall in December
Anacortes, WA
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is November (4.45").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in December
Anacortes, WA
- Average rainfall days in December: 19.1 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (7.3 days).
Average snowfall in December
Anacortes, WA
- Average snowfall in December: 0.35"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Anacortes, WA
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Anacortes, WA
- Average sea temperature in December: 46°F
The best months for swimming (with the highest average sea temperature) are August and September (52.6°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).
Average daylight in December /
Average sunshine in December
Anacortes, WA
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in December
Anacortes, WA
- Average sunshine days in December: 9.5 days
The months with the most sunshine days are July and August (22.7 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Anacortes, WA
- Average UV index in December: 2
The month with the highest UV index is 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
Anacortes, WA
- Average cloud cover in December: 57
The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Anacortes, WA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Anacortes, Washington, USA
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