December weather forecast
Sour Lake, TX

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Weather in December

The first month of the winter, December, is also an enjoyable month in Sour Lake, Texas, with an average temperature fluctuating between 47.3°F (8.5°C) and 61.7°F (16.5°C).

Temperature

The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from an agreeable 68.7°F (20.4°C) in November to a comfortable 61.7°F (16.5°C). Throughout the December nights, Sour Lake encounters a low-temperature of 47.3°F (8.5°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Sour Lake, during December, the rain falls for 14.1 days and regularly aggregates up to 3.11" (79mm) of precipitation. Throughout the year, there are 174.4 rainfall days, and 35.67" (906mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

December has the shortest days of the year, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:56 am and sunset at 5:17 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:28 pm CST.

Sunshine

With an average of 5h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

During December, Sour Lake experiences an average high-temperature of 61.7°F (16.5°C) and a low-temperature of 47.3°F (8.5°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 105.8°F (41°C).

What is the average humidity in December in Sour Lake?

The average relative humidity in December is 80%.

How many days does it rain in December?

In Sour Lake, during December, the rain falls for 14.1 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

February through December are months without snowfall.

Does it snow in Sour Lake in December?

In Sour Lake, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days?

December has the shortest days of the year in Sour Lake, with an average of 10h and 12min of daylight.

What is the average length of the day in December?

In Sour Lake, the average day length in December is 10h and 14min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:56 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:28 pm CST.

What is the month with the least sunshine?

With an average of 5h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Sour Lake have in December?

In December, the average sunshine duration is 5h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Sour Lake, TX

Average temperature in December - Sour Lake, TX
  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is August (93.2°F).
The month with the lowest average high temperature is January (59.5°F).

  • Average low temperature in December: 47.3°F

The month with the highest average low temperature is July (75.6°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in December
Sour Lake, TX

Average pressure in December - Sour Lake, 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).

Average wind speed in December
Sour Lake, TX

Average wind speed in December - Sour Lake, TX
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.3mph).

Average humidity in December
Sour Lake, TX

Average humidity in December - Sour Lake, TX
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Sour Lake, TX

Average rainfall in December - Sour Lake, TX
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is February (2.05").

Average rainfall days in December
Sour Lake, TX

Average rainfall days in December - Sour Lake, TX
  • Average rainfall days in December: 14.1 days

The month with the highest number of rainy days is August (17.8 days).
The months with the least rainy days are January and November (12.3 days).

Average snowfall in December
Sour Lake, TX

Average snowfall in December - Sour Lake, TX
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.16").
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
Sour Lake, TX

Average snowfall days in December - Sour Lake, TX
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.2 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
Sour Lake, TX

Average daylight in December / Average sunshine in December - Sour Lake, 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 0min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in December
Sour Lake, TX

Average sunshine days in December - Sour Lake, TX
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are February and June (11.1 days).

Average UV index in December
Sour Lake, TX

Average UV index in December - Sour Lake, 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).

Average cloud cover in December
Sour Lake, TX

Average cloud cover in December - Sour Lake, TX
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are August and October (Cloud cover 29).

Average visibility in December
Sour Lake, TX

Average visibility in December - Sour Lake, TX
  • Average visibility in December: 6mi

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

Sour Lake, Texas, USA

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