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
College Place's coldest temperatures are experienced in December, with average high temperatures of 37.4°F (3°C) and lows of 27°F (-2.8°C).Humidity
The average relative humidity in December is 79%.Rainfall
In College Place, Washington, in December, during 13.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, in College Place, there are 141.7 rainfall days, and 15.12" (384mm) of precipitation is accumulated.Snowfall
January through April, September, November and December are months with snowfall in College Place. In December, it is snowing for 6.1 days. Throughout December, 2.28" (58mm) of snow is accumulated. In College Place, during the entire year, snow falls for 21.1 days and aggregates up to 9.09" (231mm) of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:16 am and sunset at 4:09 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:18 pm PST.
Sunshine
The average sunshine in December is 5.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in College Place?
How cold is it in College Place in December?
What is the average humidity in December in College Place?
How much does it rain in College Place in December?
How many days does it snow in December in College Place?
What is the month with the shortest days in College Place?
How many hours of daylight does College Place have in December?
When are sunrise and sunset in December in College Place?
How many hours of sunshine does College Place have in December?
When is the lowest UV index in College Place?
What is the UV index intensity in December in College Place?
Average temperature in December
College Place, WA
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (37.4°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is August (60.8°F).
The coldest month (with the lowest average low temperature) is December (27°F).
Average pressure in December
College Place, WA
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in December
College Place, WA
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is September (5.9mph).
Average humidity in December
College Place, WA
- Average humidity in December: 79%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in December
College Place, WA
- Average rainfall in December: 1.93"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in December
College Place, WA
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is March (17.4 days).
The month with the least rainy days is July (4.9 days).
Average snowfall in December
College Place, WA
- Average snowfall in December: 2.28"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
College Place, WA
- Average snowfall days in December: 6.1 days
The months with the highest number of snowfall days are February and December (6.1 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
College Place, WA
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
College Place, WA
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is February (10 days).
Average UV index in December
College Place, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
College Place, WA
- Average cloud cover in December: 44
The months with the most cloud cover are January, February and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in December
College Place, 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).
College Place, Washington, USA
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