December weather forecast
Stephenville, LA

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Weather in December

December, the first month of the winter in Stephenville, is still a comfortable month, with an average temperature fluctuating between 50.9°F (10.5°C) and 63.5°F (17.5°C).

Temperature

With the arrival of December, Stephenville notices a mild change in the average high-temperature, sliding from November's agreeable 68.9°F (20.5°C) to an enjoyable 63.5°F (17.5°C). Throughout the month of December, Stephenville witnesses an average low-temperature of 50.9°F (10.5°C).

Humidity

February and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Stephenville, during December, the rain falls for 8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 128.6 rainfall days, and 13.27" (337mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall in Stephenville, Louisiana.

Daylight

December has the shortest days of the year, with an average of 10h and 18min of daylight.
On the first day of the month, sunrise is at 6:42 am and sunset at 5:04 pm. On the last day of December, sunrise is at 6:59 am and sunset at 5:16 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 5.3h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What are the temperatures in December?

The average high-temperature, in December, in Stephenville, is 63.5°F (17.5°C), while the average low-temperature is 50.9°F (10.5°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 100.4°F (38°C).

What are the most humid months?

February and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In Stephenville, in December, it is raining for 8 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow?

February through December are months without snowfall.

Does it snow in December?

In Stephenville, 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, with an average of 10h and 18min of daylight.

What is the average length of the day in December?

In December, the average day length is 10h and 16min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:42 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:16 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Stephenville have in December?

In December, the average sunshine duration is 5.3h.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 3.

What is the UV index reading in December in Stephenville?

In Stephenville, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Stephenville, LA

Average temperature in December - Stephenville, LA
  • Average high temperature in December: 63.5°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (60.1°F).

  • Average low temperature in December: 50.9°F

The month with the highest average low temperature is August (77.2°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).

Average pressure in December
Stephenville, LA

Average pressure in December - Stephenville, LA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.96"Hg).

Average wind speed in December
Stephenville, LA

Average wind speed in December - Stephenville, LA
  • Average wind speed in December: 8.5mph

The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Stephenville, LA

Average humidity in December - Stephenville, LA
  • Average humidity in December: 79%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Stephenville, LA

Average rainfall in December - Stephenville, LA
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is March (0.43").

Average rainfall days in December
Stephenville, LA

Average rainfall days in December - Stephenville, LA
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is August (20 days).
The month with the least rainy days is November (6 days).

Average snowfall days in December
Stephenville, LA

Average snowfall days in December - Stephenville, LA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Stephenville, LA

Average daylight in December / Average sunshine in December - Stephenville, LA
  • 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: 5h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in December
Stephenville, LA

Average sunshine days in December - Stephenville, LA
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (23 days).
The month with the least sunshine days is August (6.9 days).

Average UV index in December
Stephenville, LA

Average UV index in December - Stephenville, LA
  • 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).

Average cloud cover in December
Stephenville, LA

Average cloud cover in December - Stephenville, LA
  • Average cloud cover in December: 45

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 23).

Average visibility in December
Stephenville, LA

Average visibility in December - Stephenville, LA
  • 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).

Stephenville, Louisiana, USA

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