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 corresponds with a subtle shift in the average high-temperature, slightly moving from an agreeable 70°F (21.1°C) in November to an enjoyable 62.4°F (16.9°C). Smiley's nights in December cool down to an average low-temperature of 47.3°F (8.5°C).Humidity
In December, the average relative humidity is 73%.Rainfall
In Smiley, in December, during 10 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Smiley, Texas, during the entire year, the rain falls for 142.7 days and collects up to 18.46" (469mm) of precipitation.Snowfall
January, February and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.08" (2mm) of accumulated snow.Daylight
December has the shortest days of the year, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 5:31 pm. On the last day of December, sunrise is at 7:24 am and sunset at 5:43 pm CST.
Sunshine
The month with the least sunshine in Smiley is December, with an average of 5h of sunshine.UV index
The month with the lowest UV index is 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: In December, a regular UV index of 3 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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?
What is the snowiest month?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Smiley have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Smiley have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Smiley, TX
- Average high temperature in December: 62.4°F
The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in December: 47.3°F
The month with the highest average low temperature is August (75.9°F).
The coldest month (with the lowest average low temperature) is January (45°F).
Average pressure in December
Smiley, TX
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Smiley, TX
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are March and May (8.6mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in December
Smiley, TX
- Average humidity in December: 73%
The months with the highest relative humidity are March and May (76%).
The month with the lowest relative humidity is August (64%).
Average rainfall in December
Smiley, TX
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in December
Smiley, TX
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Smiley, TX
- Average snowfall in December: 0.08"
The months with the highest snowfall are January and December (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Smiley, TX
- Average snowfall days in December: 0.3 days
The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Smiley, TX
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Smiley, TX
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is January (20.4 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in December
Smiley, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Smiley, TX
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Smiley, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is April (5mi).
Smiley, Texas, USA
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