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's onset brings a negligible change in high-temperatures, falling from a comfortable 63.3°F (17.4°C) in November to a moderate 57°F (13.9°C). December's average low-temperature reading settles at a cold 42.6°F (5.9°C).Humidity
The most humid month is December, with an average relative humidity of 74%.Rainfall
December is the month with the most rainfall. Rain falls for 10.8 days and accumulates 2.95" (75mm) of precipitation.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 1 snowfall days, and 0.75" (19mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 5:19 pm. On the last day of December, sunrise is at 7:31 am and sunset at 5:30 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.4h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 3 in December leads to these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. 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 is the average December temperature?
What is the most humid month?
What is the average humidity in December?
What is the rainiest month?
How many days does it rain in December?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Clearwater have in December?
When is the sunrise / sunset in December in Clearwater?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Clearwater, SC
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (53.4°F).
- Average low temperature in December: 42.6°F
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in December
Clearwater, SC
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Clearwater, SC
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Clearwater, SC
- Average humidity in December: 74%
The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is July (68%).
Average rainfall in December
Clearwater, SC
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is December (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in December
Clearwater, SC
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in December
Clearwater, SC
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Clearwater, SC
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January, February and March (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Clearwater, SC
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Clearwater, SC
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is October (22 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in December
Clearwater, SC
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Clearwater, SC
- Average cloud cover in December: 42
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Clearwater, SC
- 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, South Carolina, USA
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