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 the beginning of December, the average high-temperature shows a decrease, transitioning from a chilly 48.2°F (9°C) in November to a cold 38.3°F (3.5°C). Throughout December, Woodinville witnesses a nighttime temperature average of 27°F (-2.8°C).Humidity
February, October and December, with an average relative humidity of 80%, are the most humid months.Rainfall
The month with the most rainfall is December, when the rain falls for 10.5 days and typically aggregates up to 3.46" (88mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Woodinville, in December, snow falls for 7.4 days, with typically accumulated 3.82" (97mm) of snow. Throughout the year, there are 40.3 snowfall days, and 23.43" (595mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:34 pm EST.
Sunshine
In Woodinville, the average sunshine in December is 4.5h.UV index
January through March, November and December, with an average maximum UV index of 2, 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 rays for ordinary individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the most humid month?
What is the average humidity in December?
What is the rainiest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Woodinville have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December in Woodinville?
Average temperature in December
Woodinville, NY
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Woodinville, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Woodinville, NY
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Woodinville, NY
- Average humidity in December: 80%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Woodinville, NY
- Average rainfall in December: 3.46"
The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is February (2.17").
Average rainfall days in December
Woodinville, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in December
Woodinville, NY
- Average snowfall in December: 3.82"
The month with the highest snowfall is February (5.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Woodinville, NY
- Average snowfall days in December: 7.4 days
The month with the highest number of snowfall days is February (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Woodinville, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Woodinville, NY
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in December
Woodinville, NY
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Woodinville, NY
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Woodinville, NY
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Woodinville, New York, USA
Weather forecast for your location
2. Allow the app to use your location