December weather forecast
Houston, AR

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Weather in December

The first month of the winter, December, is still a cool month in Houston, Arkansas, with an average temperature fluctuating between 50.5°F (10.3°C) and 35.2°F (1.8°C).

Temperature

The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's refreshing 58.8°F (14.9°C) to a cool 50.5°F (10.3°C). December nights cool down to an average low-temperature of 35.2°F (1.8°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Houston, during December, the rain falls for 11.1 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 153.8 rainfall days, and 36.18" (919mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Houston. In December, it is snowing for 0.4 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, there are 4.8 snowfall days, and 2.68" (68mm) of snow is accumulated.

Daylight

The month with the shortest days in Houston is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:59 pm. On the last day of December, sunrise is at 7:18 am and sunset at 5:09 pm CST.

Sunshine

The average sunshine in December is 5.5h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 during December leads to these advisories:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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 is the usual temperature for Houston in December?

In December, in Houston, the average high-temperature is 50.5°F (10.3°C), and the average low-temperature is 35.2°F (1.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 93.2°F (34°C).

What is the average humidity in December in Houston?

In Houston, the average relative humidity in December is 78%.

How much does it rain in Houston in December?

In Houston, in December, it is raining for 11.1 days, with typically 2.87" (73mm) of accumulated precipitation.

How much does it snow in Houston in December?

In Houston, in December, during 0.4 snowfall days, 0.39" (10mm) of snow is typically accumulated.

What is the month with the shortest days in Houston?

The month with the shortest days in Houston is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Houston have in December?

The average day length in December in Houston is 9h and 51min.

When are sunrise and sunset in December in Houston?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:59 pm. On the last day of the month, in Houston, Arkansas, sunrise is at 7:18 am and sunset at 5:09 pm CST.

How many hours of sunshine does Houston have in December?

The average sunshine duration in December in Houston is 5.5h.

When is the lowest UV index in Houston?

The months with the lowest UV index in Houston are January and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Houston?

In December, the average daily maximum UV index in Houston is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Houston, AR

Average temperature in December - Houston, AR
  • Average high temperature in December: 50.5°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in December
Houston, AR

Average pressure in December - Houston, AR
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Houston, AR

Average wind speed in December - Houston, AR
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
Houston, AR

Average humidity in December - Houston, AR
  • Average humidity in December: 78%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and October (72%).

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Average rainfall in December
Houston, AR

Average rainfall in December - Houston, AR
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is April (4.49").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Houston, AR

Average rainfall days in December - Houston, AR
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (9.7 days).

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Average snowfall in December
Houston, AR

Average snowfall in December - Houston, AR
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Houston, AR

Average snowfall days in December - Houston, AR
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is January (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Houston, AR

Average daylight in December / Average sunshine in December - Houston, AR
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in December
Houston, AR

Average sunshine days in December - Houston, AR
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in December
Houston, AR

Average UV index in December - Houston, AR
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in December
Houston, AR

Average cloud cover in December - Houston, AR
  • Average cloud cover in December: 41

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in December
Houston, AR

Average visibility in December - Houston, AR
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Houston, Arkansas, USA

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