December weather forecast
Powell, TX

December

Weather in December

December, the first month of the winter in Powell, is still a refreshing month, with an average temperature fluctuating between 13.7°C and 5.9°C.

Temperature

During the shift to December, a minor reduction in average high-temperature is observed, shifting from a comfortable 18.5°C in November to a still refreshing 13.7°C. December's nights observe an average temperature of 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, 27mm of precipitation is typically accumulated. In Powell, during the entire year, the rain falls for 113.6 days and collects up to 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.

Frequently asked questions

What are December temperatures in Powell?
The high-temperature, in December, in Powell, is 13.7°C, while the low-temperature averages to 5.9°C. In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 38°C.
What is the average humidity in December?
In Powell, the average relative humidity in December is 73%.
How many days does it rain in December?
In Powell, during December, the rain falls for 7.5 days and regularly aggregates up to 27mm of precipitation.
When it does not snow?
In Powell, snow does not fall in April through December.
Does it snow in Powell in December?
In Powell, in December, it doesn't snow. In January, it regularly snows.
What is the month with the shortest days?
With an average of 10h and 6min of daylight, December has the shortest days of the year.
How many hours of daylight does Powell have in December?
In December, the average day length is 10h and 5min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:31 pm CST.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.3h of sunshine.
How long on average sun shines in December?
The average sunshine duration in December is 5.3h.
When is the lowest UV index?
January and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the UV index reading in December?
The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Powell, TX
Average temperature in December
Powell, TX
  • Average high temperature in December: 13.7°C

The warmest month (with the highest average high temperature) is August (35.3°C).
The month with the lowest average high temperature is January (13.2°C).

  • Average low temperature in December: 5.9°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (4.5°C).

Average pressure in December - Powell, TX
Average pressure in December
Powell, TX
  • Average pressure in December: 1020.2mbar

The month with the highest atmospheric pressure is January (1021.6mbar).
The month with the lowest atmospheric pressure is June (1013.1mbar).

Average wind speed in December - Powell, TX
Average wind speed in December
Powell, TX
  • Average wind speed in December: 13.5km/h

The windiest month (with the highest average wind speed) is March (15.2km/h).
The calmest month (with the lowest average wind speed) is September (10km/h).

Average humidity in December - Powell, TX
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
Powell, TX
  • Average rainfall in December: 27mm

The wettest month (with the highest rainfall) is October (63mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in December - Powell, TX
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
Powell, TX
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December - Powell, TX
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 /
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
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
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
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
Powell, TX
  • Average visibility in December: 10km

The months with the highest visibility are January, August and December (10km).
The months with the lowest visibility are February, March, April, May, June, July, September, October and November (9km).

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