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
In Tyler, the average high-temperature in December slightly decreases from a comfortable 64.6°F (18.1°C) in November to a moderate 56.3°F (13.5°C). Tyler experiences an average low-temperature reading of 41.7°F (5.4°C) throughout December.Humidity
In Tyler, Texas, the average relative humidity in December is 77%.Rainfall
In Tyler, during December, the rain falls for 11 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 143.4 rainfall days, and 25.75" (654mm) of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 7:05 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:22 am and sunset at 5:26 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.1h of sunshine.UV index
January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 during December translates into the following directions:
Take precautions - Protection against sunburn is recommended. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December in Tyler?
When it does not snow in Tyler?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
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?
How high is the UV index in December?
Average temperature in December
Tyler, TX
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (54.7°F).
- Average low temperature in December: 41.7°F
The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Tyler, 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 (29.92"Hg).
Average wind speed in December
Tyler, TX
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is September (5.5mph).
Average humidity in December
Tyler, TX
- Average humidity in December: 77%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Tyler, TX
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is August (1.54").
Average rainfall days in December
Tyler, TX
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is September (14.1 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Tyler, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in December
Tyler, TX
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Tyler, TX
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Tyler, TX
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is September (13.5 days).
Average UV index in December
Tyler, 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 January, November and December (UV index 3).
Average cloud cover in December
Tyler, TX
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Tyler, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Tyler, Texas, USA
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