December weather forecast
Cedar Park, TX

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Weather in December

December, the first month of the winter in Cedar Park, is still a mild month, with an average temperature varying between 44.1°F (6.7°C) and 59.4°F (15.2°C).

Temperature

The onset of December brings a small shift in high-temperatures, falling from an enjoyable 67.1°F (19.5°C) in November to a mild 59.4°F (15.2°C). Cedar Park records a steady low-temperature average of 44.1°F (6.7°C) during December.

Humidity

The average relative humidity in December in Cedar Park, Texas, is 70%.

Rainfall

In Cedar Park, in December, it is raining for 9.6 days, with typically 1.57" (40mm) of accumulated precipitation. In Cedar Park, during the entire year, the rain falls for 139.3 days and collects up to 25.63" (651mm) of precipitation.

Snowfall

March through December are months without snowfall in Cedar Park.

Daylight

The month with the shortest days is December, with an average of 10h and 12min of daylight.
On the first day of December in Cedar Park, Texas, sunrise is at 7:11 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:41 pm CST.

Sunshine

With an average of 5.3h of sunshine, December has the least sunshine of the year in Cedar Park.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Cedar Park, Texas. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Cedar Park in December?

In Cedar Park, 59.4°F (15.2°C) is the average high-temperature and 44.1°F (6.7°C) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 98.6°F (37°C).

What is the average humidity in December in Cedar Park?

In Cedar Park, Texas, the average relative humidity in December is 70%.

How many days does it rain in December in Cedar Park?

In December, in Cedar Park, Texas, the rain falls for 9.6 days. Throughout December, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Cedar Park?

March through December are months without snowfall.

Does it snow in Cedar Park in December?

In Cedar Park, Texas, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Cedar Park?

The month with the shortest days in Cedar Park, Texas, is December, with an average of 10h and 12min of daylight.

How many hours of daylight does Cedar Park have in December?

The average day length in December in Cedar Park is 10h and 13min.

When are sunrise and sunset in December in Cedar Park?

On the first day of December in Cedar Park, sunrise is at 7:11 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:41 pm CST.

What is the month with the least sunshine in Cedar Park?

With an average of 5.3h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Cedar Park have in December?

In December, the average sunshine duration is 5.3h.

When is the lowest UV index in Cedar Park?

December is the month with the lowest UV index in Cedar Park, Texas, with an average maximum UV index of 3.

How high is the UV index in December in Cedar Park?

In Cedar Park, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
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
Cedar Park, TX

Average temperature in December - Cedar Park, TX
  • Average high temperature in December: 59.4°F

The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in December: 44.1°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

Average pressure in December
Cedar Park, TX

Average pressure in December - Cedar Park, 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 (29.91"Hg).

Average wind speed in December
Cedar Park, TX

Average wind speed in December - Cedar Park, TX
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average humidity in December
Cedar Park, TX

Average humidity in December - Cedar Park, TX
  • Average humidity in December: 70%

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (58%).

Average rainfall in December
Cedar Park, TX

Average rainfall in December - Cedar Park, TX
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in December
Cedar Park, TX

Average rainfall days in December - Cedar Park, TX
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is September (15.3 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in December
Cedar Park, TX

Average snowfall in December - Cedar Park, TX
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Cedar Park, TX

Average snowfall days in December - Cedar Park, TX
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Cedar Park, TX

Average daylight in December / Average sunshine in December - Cedar Park, TX
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in December
Cedar Park, TX

Average sunshine days in December - Cedar Park, TX
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is May (12.8 days).

Average UV index in December
Cedar Park, TX

Average UV index in December - Cedar Park, 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
Cedar Park, TX

Average cloud cover in December - Cedar Park, TX
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in December
Cedar Park, TX

Average visibility in December - Cedar Park, 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).

Cedar Park, Texas, USA

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