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, noted for its average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 33.8°F (1°C), is considered the coldest month.Humidity
December is the most humid month, with an average relative humidity of 88%.Rainfall
December is the month with the most rainfall. Rain falls for 18.3 days and accumulates 5" (127mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Burley. In Burley, during December, snow falls for 2.6 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 12.1 snowfall days, and 7.05" (179mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 7:37 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:57 am and sunset at 4:29 pm PST.
Sunshine
With an average of 3.8h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Burley. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Burley?
How cold is December in Burley?
What is the most humid month in Burley?
What is the average humidity in December in Burley?
What is the wettest month in Burley?
How many days does it rain in December in Burley?
How much does it snow in Burley in December?
What is the month with the shortest days in Burley?
What is the average length of the day in December in Burley?
When is the sunrise / sunset in December in Burley?
What is the month with the least sunshine in Burley?
How many hours of sunshine does Burley have in December?
When is the lowest UV index in Burley?
What is the UV index intensity in December in Burley?
Average temperature in December
Burley, WA
- Average high temperature in December: 42.3°F
The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (42.3°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (33.8°F).
Average pressure in December
Burley, WA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in December
Burley, WA
- Average wind speed in December: 4.4mph
The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).
Average humidity in December
Burley, WA
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Burley, WA
- Average rainfall in December: 5"
The wettest month (with the highest rainfall) is December (5").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in December
Burley, WA
- Average rainfall days in December: 18.3 days
The month with the highest number of rainy days is March (19.7 days).
The month with the least rainy days is August (6 days).
Average snowfall in December
Burley, WA
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Burley, WA
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (3.8 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
Burley, 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: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in December
Burley, WA
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is November (8.7 days).
Average UV index in December
Burley, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Burley, WA
- Average cloud cover in December: 60
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Burley, WA
- Average visibility in December: 4mi
The months with the highest visibility are June, July and August (6mi).
The months with the lowest visibility are January, February, November and December (4mi).
Burley, Washington, USA
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