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 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 brings a slight decrease in the average high-temperature, shifting from an agreeable 70.3°F (21.3°C) in November to a refreshing 63.1°F (17.3°C). Throughout the month of December, Guy witnesses an average temperature of 49.3°F (9.6°C).Humidity
In Guy, the average relative humidity in December is 77%.Rainfall
In Guy, in December, during 6.5 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Guy, during the entire year, the rain falls for 105 days and collects up to 9.33" (237mm) of precipitation.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, there are 0.2 snowfall days. In Guy, during the entire year, snow falls for 0.6 days.Daylight
With an average of 10h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:00 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:35 pm CST.
Sunshine
With an average of 4.7h of sunshine, December has the least sunshine of the year.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Guard yourself - Avoiding sunburn is suggested. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take careful note! The UV radiation of the Sun can be nearly doubled by 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?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Guy have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Guy have in December?
What is the month with the lowest UV index?
What is the UV index reading in December in Guy?
Average temperature in December
Guy, TX
- Average high temperature in December: 63.1°F
The warmest month (with the highest average high temperature) is August (93.2°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in December: 49.3°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (45.9°F).
Average pressure in December
Guy, TX
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Guy, TX
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is September (5.8mph).
Average humidity in December
Guy, TX
- Average humidity in December: 77%
The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Guy, TX
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is May (1.22").
The driest month (with the least rainfall) is February (0.35").
Average rainfall days in December
Guy, TX
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is September (13.5 days).
The month with the least rainy days is February (5.7 days).
Average snowfall days in December
Guy, TX
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (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
Guy, 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: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Guy, TX
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is September (14.1 days).
Average UV index in December
Guy, TX
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Guy, TX
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Guy, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Guy, Texas, USA
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