December weather forecast
Irving, TX

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Weather in December

December brings with it the cold winter weather, with temperatures ranging from 41.7°F (5.4°C) to 55.9°F (13.3°C). These temperatures, combined with increased cloudiness at 37%, may make it seem a lot colder than it actually is. An average snowfall of 0.04" (1mm) often leads to mild snowy conditions. Comparatively, there is a longer period of sunshine, lasting 20.8 days. To sum-up, Irving, Texas's winter is cold and cloudy, yet infused with ample sunlight.

Temperature

December in Irving, Texas, is characterized by a mild reduction in the average high-temperature, from a refreshing 64.8°F (18.2°C) in November to a mild 55.9°F (13.3°C). Irving's nighttime temperature during December is consistently averaged at a cold 41.7°F (5.4°C).

Humidity

In December, the average relative humidity in Irving is 68%.

Rainfall

In December, the rain falls for 8.5 days. Throughout December, 1.77" (45mm) of precipitation is accumulated. In Irving, during the entire year, the rain falls for 136.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

January, February, November and December are months with snowfall. In December, in Irving, it is snowing for 0.4 days. Throughout December, 0.04" (1mm) of snow is accumulated. In Irving, during the entire year, snow falls for 2.2 days and aggregates up to 0.87" (22mm) of snow.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year in Irving.
On the first day of the month, sunrise is at 7:12 am and sunset at 5:21 pm. On the last day of December, in Irving, sunrise is at 7:30 am and sunset at 5:32 pm CST.

Sunshine

With an average of 5.6h of sunshine, December has the least sunshine of the year in Irving, Texas.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 during December translates into the following directions:
Act with care - The need to guard against sun damage is communicated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What are the temperatures in Irving in December?

The high-temperature in Irving, Texas, during December is 55.9°F (13.3°C) and the low-temperature is 41.7°F (5.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in September is computed to be 96.8°F (36°C).

What is the average humidity in December in Irving?

The average relative humidity in December in Irving, Texas, is 68%.

How many days does it rain in December in Irving?

In Irving, Texas, in December, it is raining for 8.5 days, with typically 1.77" (45mm) of accumulated precipitation.

How much does it snow in Irving in December?

In Irving, in December, snow falls for 0.4 days, with typically accumulated 0.04" (1mm) of snow.

What is the month with the shortest days in Irving?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Irving, Texas.

What is the average length of the day in December in Irving?

In Irving, the average day length in December is 10h and 2min.

When is the sunrise / sunset in December in Irving?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 5:21 pm. On the last day of the month, in Irving, sunrise is at 7:30 am and sunset at 5:32 pm CST.

What is the month with the least sunshine in Irving?

December has the least sunshine of the year in Irving, Texas, with an average of 5.6h of sunshine.

How long on average sun shines in December in Irving?

The average sunshine duration in December in Irving, Texas, is 5.6h.

When is the lowest UV index in Irving?

The months with the lowest UV index in Irving are January and December, with an average maximum UV index of 3.

How high is the UV index in December in Irving?

The average daily maximum UV index in December in Irving, Texas, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Irving, TX

Average temperature in December - Irving, TX
  • Average high temperature in December: 55.9°F

The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in December: 41.7°F

The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

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Average pressure in December
Irving, TX

Average pressure in December - Irving, TX
  • Average pressure in December: 30.13"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).

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Average wind speed in December
Irving, TX

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

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).

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Average humidity in December
Irving, TX

Average humidity in December - Irving, TX
  • Average humidity in December: 68%

The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (54%).

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Average rainfall in December
Irving, TX

Average rainfall in December - Irving, TX
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is February (1.46").

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Average rainfall days in December
Irving, TX

Average rainfall days in December - Irving, TX
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in December
Irving, TX

Average snowfall in December - Irving, TX
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in December
Irving, TX

Average snowfall days in December - Irving, TX
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Irving, TX

Average daylight in December / Average sunshine in December - Irving, TX
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 5h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in December
Irving, TX

Average sunshine days in December - Irving, TX
  • Average sunshine days in December: 20.8 days

The month with the most sunshine days is January (23.8 days).
The months with the least sunshine days are May and September (13.9 days).

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Average UV index in December
Irving, TX

Average UV index in December - Irving, 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).

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Average cloud cover in December
Irving, TX

Average cloud cover in December - Irving, TX
  • Average cloud cover in December: 37

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in December
Irving, TX

Average visibility in December - Irving, 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).

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Irving, Texas, USA

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