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
The start of December comes with a small reduction in the average high-temperature, subtly receding from a moderate 56.5°F (13.6°C) in November to a chilly 48°F (8.9°C). Celina in December experiences a low-temperature average of 35.1°F (1.7°C).Humidity
The months with the highest humidity are February, March and December, with an average relative humidity of 79%.Rainfall
In Celina, in December, it is raining for 13.2 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 167 rainfall days, and 36.06" (916mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Celina, during December, snow falls for 3.5 days and regularly aggregates up to 0.67" (17mm) of snow. In Celina, during the entire year, snow falls for 16.7 days and aggregates up to 4.96" (126mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:36 am and sunset at 4:26 pm. On the last day of December, sunrise is at 6:53 am and sunset at 4:36 pm CST.
Sunshine
In December, the average sunshine is 4.5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 in December translates into these instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What are the most humid months?
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 Celina have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December in Celina?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Celina, TN
- Average high temperature in December: 48°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 35.1°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in December
Celina, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Celina, TN
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Celina, TN
- Average humidity in December: 79%
The months with the highest relative humidity are February, March and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Celina, TN
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Celina, TN
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (11.1 days).
Average snowfall in December
Celina, TN
- Average snowfall in December: 0.67"
The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Celina, TN
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Celina, TN
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Celina, TN
- Average sunshine days in December: 14.1 days
The month with the most sunshine days is November (17.7 days).
The months with the least sunshine days are February and July (11.6 days).
Average UV index in December
Celina, TN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Celina, TN
- Average cloud cover in December: 53
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Celina, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).
Celina, Tennessee, USA
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