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, with its average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 21.9°F (-5.6°C), holds the record as the coldest month.Humidity
The average relative humidity in December is 86%.Rainfall
In Lincoln, in December, during 9.1 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Lincoln, during the entire year, the rain falls for 127.9 days and collects up to 15.71" (399mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Lincoln, in December, during 15.9 snowfall days, 9.02" (229mm) of snow is typically accumulated. Throughout the year, there are 65.1 snowfall days, and 37.36" (949mm) 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 7:22 am and sunset at 4:03 pm. On the last day of December, sunrise is at 7:42 am and sunset at 4:11 pm PST.
Sunshine
With an average of 4.1h of sunshine, December has the least sunshine of the year.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Lincoln. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 2 translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Lincoln?
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Lincoln have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Lincoln have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Lincoln, WA
- Average high temperature in December: 31.5°F
The warmest months (with the highest average high temperature) are July and August (83.3°F).
The month with the lowest average high temperature is December (31.5°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).
Average pressure in December
Lincoln, WA
- Average pressure in December: 30.16"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
Lincoln, WA
- Average wind speed in December: 6.6mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Lincoln, WA
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (37%).
Average rainfall in December
Lincoln, WA
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is March (1.97").
The driest months (with the least rainfall) are July and August (0.31").
Average rainfall days in December
Lincoln, WA
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (5.2 days).
Average snowfall in December
Lincoln, WA
- Average snowfall in December: 9.02"
The month with the highest snowfall is January (10").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Lincoln, WA
- Average snowfall days in December: 15.9 days
The month with the highest number of snowfall days is December (15.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Lincoln, WA
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in December
Lincoln, WA
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is July (23.7 days).
The month with the least sunshine days is March (10.2 days).
Average UV index in December
Lincoln, 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, March, October, November and December (UV index 2).
Average cloud cover in December
Lincoln, WA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 12).
Average visibility in December
Lincoln, WA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Lincoln, Washington, USA
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