December weather forecast
Casa Blanca, TX

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Weather in December

December, the first month of the winter in Casa Blanca, is still a comfortable month, with an average temperature varying between 65.5°F (18.6°C) and 51.3°F (10.7°C).

Temperature

Casa Blanca's progression into December involves a gentle drop in the average high-temperature, from a pleasant 73°F (22.8°C) in November to a comfortable 65.5°F (18.6°C). Throughout December, an average nighttime temperature of 51.3°F (10.7°C) is experienced in Casa Blanca.

Humidity

In December, the average relative humidity is 73%.

Rainfall

In Casa Blanca, during December, the rain falls for 11.8 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Casa Blanca, there are 139.6 rainfall days, and 17.4" (442mm) of precipitation is accumulated.

Snowfall

In Casa Blanca, snow does not fall in February through December.

Daylight

December has the shortest days of the year, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 7:06 am and sunset at 5:35 pm. On the last day of December, in Casa Blanca, sunrise is at 7:22 am and sunset at 5:47 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Casa Blanca, Texas. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Casa Blanca in December?

In Casa Blanca, 65.5°F (18.6°C) is the average high-temperature and 51.3°F (10.7°C) is the average low-temperature during December. In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in December in Casa Blanca?

In Casa Blanca, the average relative humidity in December is 73%.

How much does it rain in Casa Blanca in December?

In Casa Blanca, during December, the rain falls for 11.8 days and regularly aggregates up to 1.38" (35mm) of precipitation.

When it does not snow in Casa Blanca?

February through December are months without snowfall.

Does it snow in Casa Blanca in December?

In Casa Blanca, Texas, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Casa Blanca?

The month with the shortest days in Casa Blanca, Texas, is December, with an average of 10h and 24min of daylight.

What is the average length of the day in December in Casa Blanca?

In Casa Blanca, Texas, the average day length in December is 10h and 24min.

When are sunrise and sunset in December in Casa Blanca?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:47 pm CST.

What is the month with the least sunshine in Casa Blanca?

December has the least sunshine of the year in Casa Blanca, Texas, with an average of 4.9h of sunshine.

How many hours of sunshine does Casa Blanca have in December?

In December, the average sunshine duration in Casa Blanca, Texas, is 4.9h.

When is the lowest UV index in Casa Blanca?

The month with the lowest UV index in Casa Blanca is December, with an average maximum UV index of 3.

What is the UV index intensity in December in Casa Blanca?

In December, the average daily maximum UV index in Casa Blanca is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
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
Casa Blanca, TX

Average temperature in December - Casa Blanca, TX
  • Average high temperature in December: 65.5°F

The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (64.4°F).

  • Average low temperature in December: 51.3°F

The month with the highest average low temperature is August (78.1°F).
The coldest month (with the lowest average low temperature) is January (48.7°F).

Average pressure in December
Casa Blanca, TX

Average pressure in December - Casa Blanca, TX
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Casa Blanca, TX

Average wind speed in December - Casa Blanca, TX
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is May (10.7mph).
The calmest month (with the lowest average wind speed) is September (8mph).

Average humidity in December
Casa Blanca, TX

Average humidity in December - Casa Blanca, TX
  • Average humidity in December: 73%

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December
Casa Blanca, TX

Average rainfall in December - Casa Blanca, TX
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is September (2.48").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in December
Casa Blanca, TX

Average rainfall days in December - Casa Blanca, TX
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is September (17.1 days).
The months with the least rainy days are July and August (8.3 days).

Average snowfall in December
Casa Blanca, TX

Average snowfall in December - Casa Blanca, TX
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Casa Blanca, TX

Average snowfall days in December - Casa Blanca, TX
  • Average snowfall days in December: 0 days

The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Casa Blanca, TX

Average daylight in December / Average sunshine in December - Casa Blanca, TX
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Casa Blanca, TX

Average sunshine days in December - Casa Blanca, TX
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is September (10.9 days).

Average UV index in December
Casa Blanca, TX

Average UV index in December - Casa Blanca, TX
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Casa Blanca, TX

Average cloud cover in December - Casa Blanca, TX
  • Average cloud cover in December: 46

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Casa Blanca, TX

Average visibility in December - Casa Blanca, 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).

Casa Blanca, Texas, USA

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