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, having an average high-temperature of 45.1°F (7.3°C) and an average low-temperature of 39.2°F (4°C), is the coldest month.Humidity
January, November and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In Clearwater, in December, it is raining for 18.5 days, with typically 6.1" (155mm) of accumulated precipitation. Throughout the year, there are 169.3 rainfall days, and 37.83" (961mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 3.9 snowfall days, and 1.5" (38mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 30min of daylight.On the first day of December, sunrise is at 7:45 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 4:35 pm PST.
Sunshine
The average sunshine in December is 4.1h.UV index
The months with the lowest UV index in Clearwater 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 exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the average December temperature?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow in Clearwater?
What is the month with the shortest days?
How many hours of daylight does Clearwater have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Clearwater have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Clearwater, WA
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.1°F).
- Average low temperature in December: 39.2°F
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is February (38.7°F).
Average pressure in December
Clearwater, WA
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in December
Clearwater, WA
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Clearwater, WA
- Average humidity in December: 84%
The months with the highest relative humidity are January, November and December (84%).
The month with the lowest relative humidity is May (80%).
Average rainfall in December
Clearwater, WA
- Average rainfall in December: 6.1"
The wettest month (with the highest rainfall) is January (6.89").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in December
Clearwater, WA
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is November (19.4 days).
The month with the least rainy days is August (6.8 days).
Average snowfall in December
Clearwater, WA
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Clearwater, WA
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.5 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
Clearwater, 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: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Clearwater, WA
- Average sunshine days in December: 10.4 days
The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is November (9.4 days).
Average UV index in December
Clearwater, WA
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Clearwater, WA
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Clearwater, 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).
Clearwater, Washington, USA
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