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 coldest month, exhibiting average temperatures of 25.7°F (-3.5°C) at the peak and 10.2°F (-12.1°C) at the base.Humidity
In December, the average relative humidity in Bellevue is 83%.Rainfall
In Bellevue, during December, the rain falls for 6.4 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Bellevue, during the entire year, the rain falls for 85.1 days and collects up to 12.01" (305mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Bellevue, Idaho, during December, snow falls for 14.2 days and regularly aggregates up to 11.26" (286mm) of snow. Throughout the year, in Bellevue, Idaho, there are 72.5 snowfall days, and 57.05" (1449mm) of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Bellevue.On the first day of the month, sunrise is at 7:50 am and sunset at 5:01 pm. On the last day of December, in Bellevue, sunrise is at 8:09 am and sunset at 5:11 pm MST.
Sunshine
In Bellevue, the average sunshine in December is 5.8h.UV index
The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Bellevue?
How cold is December in Bellevue?
What is the average humidity in December in Bellevue?
How many days does it rain in December in Bellevue?
How many days does it snow in December in Bellevue?
What is the month with the shortest days in Bellevue?
What is the average length of the day in December in Bellevue?
When is the sunrise / sunset in December in Bellevue?
How long on average sun shines in December in Bellevue?
How high is the UV index in December in Bellevue?
Average temperature in December
Bellevue, ID
- Average high temperature in December: 25.7°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is December (25.7°F).
- Average low temperature in December: 10.2°F
The months with the highest average low temperature are July and August (52.3°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in December
Bellevue, ID
- Average pressure in December: 30.24"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Bellevue, ID
- Average wind speed in December: 4.7mph
The windiest month (with the highest average wind speed) is July (7.3mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).
Average humidity in December
Bellevue, ID
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (34%).
Average rainfall in December
Bellevue, ID
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is February (1.77").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in December
Bellevue, ID
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in December
Bellevue, ID
- Average snowfall in December: 11.26"
The month with the highest snowfall is February (13.74").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Bellevue, ID
- Average snowfall days in December: 14.2 days
The month with the highest number of snowfall days is December (14.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Bellevue, ID
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in December
Bellevue, ID
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is April (12.4 days).
Average UV index in December
Bellevue, ID
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Bellevue, ID
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in December
Bellevue, ID
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Bellevue, Idaho, USA
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