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
During the coldest month, December, temperatures average a high of 36.5°F (2.5°C) and a low of 26.2°F (-3.2°C).Humidity
The average relative humidity in December is 80%.Rainfall
The month with the most rainfall in Waitsburg is December, when the rain falls for 13.4 days and typically aggregates up to 1.97" (50mm) of precipitation.Snowfall
January through May, September, November and December are months with snowfall in Waitsburg. In Waitsburg, in December, during 7.7 snowfall days, 3.5" (89mm) of snow is typically accumulated. Throughout the year, in Waitsburg, Washington, there are 29 snowfall days, and 13.7" (348mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:15 am and sunset at 4:08 pm. On the last day of December, in Waitsburg, sunrise is at 7:35 am and sunset at 4:16 pm PST.
Sunshine
The average sunshine in December is 5.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Waitsburg?
How cold is it in Waitsburg in December?
What is the average humidity in December in Waitsburg?
What is the rainiest month in Waitsburg?
How much does it rain in Waitsburg in December?
How many days does it snow in December in Waitsburg?
What is the month with the shortest days in Waitsburg?
How many hours of daylight does Waitsburg have in December?
What time are sunrise and sunset in December in Waitsburg?
How long on average sun shines in December in Waitsburg?
What is the month with the lowest UV index in Waitsburg?
What is the UV index reading in December in Waitsburg?
Average temperature in December
Waitsburg, WA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is August (61°F).
The coldest month (with the lowest average low temperature) is December (26.2°F).
Average pressure in December
Waitsburg, WA
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in December
Waitsburg, WA
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in December
Waitsburg, WA
- Average humidity in December: 80%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (38%).
Average rainfall in December
Waitsburg, WA
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is December (1.97").
The driest months (with the least rainfall) are July and August (0.35").
Average rainfall days in December
Waitsburg, WA
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is July (5.1 days).
Average snowfall in December
Waitsburg, WA
- Average snowfall in December: 3.5"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and October (0").
Average snowfall days in December
Waitsburg, WA
- Average snowfall days in December: 7.7 days
The month with the highest number of snowfall days is February (8.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Waitsburg, 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 months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in December
Waitsburg, WA
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (10 days).
Average UV index in December
Waitsburg, 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
Waitsburg, WA
- Average cloud cover in December: 44
The months with the most cloud cover are January and February (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in December
Waitsburg, 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).
Waitsburg, Washington, USA
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