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
December
Weather in December
Temperature
During the shift to December, a minor reduction in average high-temperature is observed, shifting from a comfortable 65.3°F (18.5°C) in November to a still refreshing 56.7°F (13.7°C). December's nights observe an average temperature of 42.6°F (5.9°C).Humidity
The average relative humidity in December in Powell, Texas, is 73%.Rainfall
In Powell, in December, during 7.5 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. In Powell, during the entire year, the rain falls for 113.6 days and collects up to 16.38" (416mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of December, in Powell, sunrise is at 7:25 am and sunset at 5:31 pm CST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, an average UV index of 3 transforms into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Powell?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in Powell in December?
What is the month with the shortest days?
How many hours of daylight does Powell have 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?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Powell, TX
- Average high temperature in December: 56.7°F
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (55.8°F).
- Average low temperature in December: 42.6°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).
Average pressure in December
Powell, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Powell, TX
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).
Average humidity in December
Powell, TX
- Average humidity in December: 73%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Powell, TX
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is October (2.48").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in December
Powell, TX
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in December
Powell, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Powell, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.5 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
Powell, 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 2min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Powell, TX
- Average sunshine days in December: 22.3 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (14.7 days).
Average UV index in December
Powell, 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 and December (UV index 3).
Average cloud cover in December
Powell, TX
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Powell, 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).