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
December is the month that records the lowest temperatures, with averages ranging from a high of 41.4°F (5.2°C) to a low of 32°F (0°C).Humidity
The average relative humidity in December in Bonney Lake is 86%.Rainfall
The month with the most rainfall is December, when the rain falls for 19.3 days and typically aggregates up to 5.35" (136mm) of precipitation.Snowfall
Months with snowfall in Bonney Lake are January through April, November and December. In Bonney Lake, Washington, during December, snow falls for 2.9 days and regularly aggregates up to 1.26" (32mm) of snow. Throughout the year, in Bonney Lake, there are 15.8 snowfall days, and 9.09" (231mm) of snow is accumulated.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:35 am and sunset at 4:20 pm. On the last day of December, in Bonney Lake, sunrise is at 7:55 am and sunset at 4:29 pm PST.
Sunshine
December has the least sunshine of the year in Bonney Lake, with an average of 4.2h of sunshine.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Bonney Lake. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What are the coldest months in Bonney Lake?
How cold does it get in Bonney Lake in December?
What is the average humidity in December in Bonney Lake?
What is the wettest month in Bonney Lake?
How much does it rain in Bonney Lake in December?
How much does it snow in Bonney Lake in December?
What is the month with the shortest days in Bonney Lake?
What is the average length of the day in December in Bonney Lake?
When is the sunrise / sunset in December in Bonney Lake?
What is the month with the least sunshine in Bonney Lake?
How many hours of sunshine does Bonney Lake have in December?
What are the months with the lowest UV index in Bonney Lake?
How high is the UV index in December in Bonney Lake?
Average temperature in December
Bonney Lake, WA
- Average high temperature in December: 41.4°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 (41.4°F).
- Average low temperature in December: 32°F
The month with the highest average low temperature is August (50.9°F).
The coldest month (with the lowest average low temperature) is December (32°F).
Average pressure in December
Bonney Lake, WA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in December
Bonney Lake, WA
- Average wind speed in December: 4.5mph
The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in December
Bonney Lake, WA
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in December
Bonney Lake, WA
- Average rainfall in December: 5.35"
The wettest month (with the highest rainfall) is December (5.35").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in December
Bonney Lake, WA
- Average rainfall days in December: 19.3 days
The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is August (6.8 days).
Average snowfall in December
Bonney Lake, WA
- Average snowfall in December: 1.26"
The month with the highest snowfall is February (3.31").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Bonney Lake, WA
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is February (5.3 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
Bonney Lake, WA
- Average daylight in December: 8h and 4min
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 36min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in December
Bonney Lake, WA
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in December
Bonney Lake, 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, October, November and December (UV index 2).
Average cloud cover in December
Bonney Lake, WA
- Average cloud cover in December: 56
The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Bonney Lake, WA
- Average visibility in December: 4mi
The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February and December (4mi).
Bonney Lake, Washington, USA
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