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
Celina's December weather features a mild decline in high-temperatures, reducing from a refreshing 63.5°F (17.5°C) in November to a fresh 54.5°F (12.5°C). Throughout the nights in December, an average low-temperature of 40.1°F (4.5°C) is noted.Humidity
In Celina, Texas, the average relative humidity in December is 70%.Rainfall
In Celina, during December, the rain falls for 8.7 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 139.7 rainfall days, and 31.73" (806mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Celina, Texas, in December, during 0.4 snowfall days, 0.08" (2mm) of snow is typically accumulated. Throughout the year, there are 2.7 snowfall days, and 1.34" (34mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:13 am and sunset at 5:19 pm. On the last day of December, in Celina, sunrise is at 7:30 am and sunset at 5:30 pm CST.
Sunshine
The month with the least sunshine in Celina is December, with an average of 5.7h of sunshine.UV index
The months with the lowest UV index in Celina, Texas, are November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 3 in December suggests the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Stay sun-safe with clothing that is both closely woven and worn loosely. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What are December temperatures in Celina?
What is the average humidity in December in Celina?
How many days does it rain in December in Celina?
How many days does it snow in December in Celina?
What is the month with the shortest days in Celina?
How many hours of daylight does Celina have in December?
When are sunrise and sunset in December in Celina?
What is the month with the least sunshine in Celina?
How many hours of sunshine does Celina have in December?
What is the month with the lowest UV index in Celina?
What is the UV index intensity in December in Celina?
Average temperature in December
Celina, TX
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in December: 40.1°F
The month with the highest average low temperature is July (75.6°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure in December
Celina, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Celina, TX
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is March (10.2mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).
Average humidity in December
Celina, TX
- Average humidity in December: 70%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (57%).
Average rainfall in December
Celina, TX
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is October (3.94").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
Celina, TX
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Celina, TX
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Celina, TX
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Celina, TX
- 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 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Celina, TX
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is May (13.6 days).
Average UV index in December
Celina, TX
- 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 November and December (UV index 3).
Average cloud cover in December
Celina, TX
- Average cloud cover in December: 36
The months with the most cloud cover are February and March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Celina, TX
- 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).
Celina, Texas, USA
Weather forecast for your location
2. Allow the app to use your location
