December weather forecast
Sugar Land, TX

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Weather in December

The first month of the winter, December, is also an enjoyable month in Sugar Land, Texas, with an average temperature fluctuating between 63.1°F (17.3°C) and 48.9°F (9.4°C).

Temperature

A subtle shift in Sugar Land's weather is observed as November turns into December, with the average high temperature reducing from an agreeable 70.7°F (21.5°C) to a comfortable 63.1°F (17.3°C). Sugar Land's nights in December cool down to an average low-temperature of 48.9°F (9.4°C).

Humidity

In Sugar Land, the average relative humidity in December is 77%.

Rainfall

In Sugar Land, in December, it is raining for 13.4 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 178.7 rainfall days, and 35.35" (898mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. The month with the most snowfall in Sugar Land is December, when snow falls for 0.2 days and typically aggregates up to 0.12" (3mm) of snow.

Daylight

December has the shortest days of the year, with an average of 10h and 18min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:34 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 4.8h of sunshine.

UV index

December is the month with the lowest UV index in Sugar Land, Texas, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 3 during December leads to these advisories:
Guard yourself - Avoiding sunburn is suggested. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the average December temperature in Sugar Land?

In December, the average high-temperature and low-temperature in Sugar Land, Texas, are 63.1°F (17.3°C) and 48.9°F (9.4°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in October is evaluated at 84.2°F (29°C).

What is the average humidity in December in Sugar Land?

In Sugar Land, Texas, the average relative humidity in December is 77%.

How much does it rain in Sugar Land in December?

In Sugar Land, during December, the rain falls for 13.4 days and regularly aggregates up to 2.48" (63mm) of precipitation.

What is the snowiest month in Sugar Land?

The month with the most snowfall in Sugar Land, Texas, is December, when snow falls for 0.2 days and typically aggregates up to 0.12" (3mm) of snow.

When does it start to snow in Sugar Land?

December is the first month it typically snows in Sugar Land. Throughout December, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow.

What is the month with the shortest days in Sugar Land?

The month with the shortest days in Sugar Land, Texas, is December, with an average of 10h and 18min of daylight.

How many hours of daylight does Sugar Land have in December?

The average day length in December in Sugar Land, Texas, is 10h and 17min.

When are sunrise and sunset in December in Sugar Land?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 5:23 pm. On the last day of the month, in Sugar Land, sunrise is at 7:17 am and sunset at 5:34 pm CST.

What is the month with the least sunshine in Sugar Land?

With an average of 4.8h of sunshine, December has the least sunshine of the year in Sugar Land, Texas.

How long on average sun shines in December in Sugar Land?

In December, the average sunshine duration in Sugar Land, Texas, is 4.8h.

When is the lowest UV index in Sugar Land?

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

What is the UV index intensity in December in Sugar Land?

In Sugar Land, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from 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
Sugar Land, TX

Average temperature in December - Sugar Land, TX
  • Average high temperature in December: 63.1°F

The warmest month (with the highest average high temperature) is August (93.7°F).
The month with the lowest average high temperature is January (61.3°F).

  • Average low temperature in December: 48.9°F

The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (45.9°F).

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Average pressure in December
Sugar Land, TX

Average pressure in December - Sugar Land, 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 (29.93"Hg).

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Average wind speed in December
Sugar Land, TX

Average wind speed in December - Sugar Land, TX
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).

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Average humidity in December
Sugar Land, TX

Average humidity in December - Sugar Land, TX
  • Average humidity in December: 77%

The months with the highest relative humidity are February and March (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Sugar Land, TX

Average rainfall in December - Sugar Land, TX
  • Average rainfall in December: 2.48"

The wettest month (with the highest rainfall) is September (4.49").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in December
Sugar Land, TX

Average rainfall days in December - Sugar Land, TX
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is September (19.7 days).
The month with the least rainy days is January (11.4 days).

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Average snowfall in December
Sugar Land, TX

Average snowfall in December - Sugar Land, TX
  • Average snowfall in December: 0.12"

The month with the highest snowfall is December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Sugar Land, TX

Average snowfall days in December - Sugar Land, TX
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Sugar Land, TX

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

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

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in December
Sugar Land, TX

Average sunshine days in December - Sugar Land, TX
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is September (8.1 days).

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Average UV index in December
Sugar Land, TX

Average UV index in December - Sugar Land, TX
  • Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Sugar Land, TX

Average cloud cover in December - Sugar Land, TX
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are August and October (Cloud cover 29).

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Average visibility in December
Sugar Land, TX

Average visibility in December - Sugar Land, TX
  • Average visibility in December: 6mi

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

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Sugar Land, Texas, USA

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