December weather forecast
Lagan, LA

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Weather in December

The first month of the winter, December, is also an enjoyable month in Lagan, Louisiana, with an average temperature fluctuating between 63°F (17.2°C) and 49.5°F (9.7°C).

Temperature

December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a pleasant 68.9°F (20.5°C) in November to a comfortable 63°F (17.2°C). Lagan cools down to an average low-temperature of 49.5°F (9.7°C) throughout the month of December.

Humidity

The months with the highest humidity in Lagan are February, July through September and December, with an average relative humidity of 79%.

Rainfall

In December, in Lagan, the rain falls for 12.8 days. Throughout December, 2.24" (57mm) of precipitation is accumulated. Throughout the year, in Lagan, there are 172.6 rainfall days, and 30.2" (767mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

With an average of 10h and 18min of daylight, December has the shortest days of the year.
On the first day of December in Lagan, Louisiana, sunrise is at 6:41 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:14 pm CST.

Sunshine

The month with the least sunshine in Lagan, Louisiana, is December, with an average of 5.1h of sunshine.

UV index

The month with the lowest UV index in Lagan is December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 3 in December translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the average December temperature in Lagan?

December temperatures in Lagan vary between a high-temperature of 63°F (17.2°C) and a low-temperature of 49.5°F (9.7°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 102.2°F (39°C).

What is the most humid month in Lagan?

The months with the highest humidity in Lagan are February, July through September and December, with an average relative humidity of 79%.

What is the average humidity in December in Lagan?

In Lagan, Louisiana, the average relative humidity in December is 79%.

How many days does it rain in December in Lagan?

In December, the rain falls for 12.8 days. Throughout December, 2.24" (57mm) of precipitation is accumulated.

When it does not snow in Lagan?

In Lagan, Louisiana, snow does not fall in February through December.

Does it snow in Lagan in December?

In Lagan, Louisiana, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Lagan?

With an average of 10h and 18min of daylight, December has the shortest days of the year in Lagan, Louisiana.

How many hours of daylight does Lagan have in December?

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

What time are sunrise and sunset in December in Lagan?

On the first day of December, sunrise is at 6:41 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:14 pm CST.

What is the month with the least sunshine in Lagan?

With an average of 5.1h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Lagan have in December?

In December, the average sunshine duration is 5.1h.

When is the lowest UV index in Lagan?

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

What is the UV index intensity in December in Lagan?

In December, the average daily maximum UV index in Lagan is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Lagan, LA

Average temperature in December - Lagan, LA
  • Average high temperature in December: 63°F

The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in December: 49.5°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).

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Average pressure in December
Lagan, LA

Average pressure in December - Lagan, LA
  • Average pressure in December: 30.12"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 (29.97"Hg).

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Average wind speed in December
Lagan, LA

Average wind speed in December - Lagan, LA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in December
Lagan, LA

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

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

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Average rainfall in December
Lagan, LA

Average rainfall in December - Lagan, LA
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is July (4.88").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in December
Lagan, LA

Average rainfall days in December - Lagan, LA
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8 days).

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Average snowfall in December
Lagan, LA

Average snowfall in December - Lagan, LA
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Lagan, LA

Average snowfall days in December - Lagan, LA
  • Average snowfall days in December: 0.1 days

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

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

Average daylight in December / Average sunshine in December - Lagan, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Lagan, LA

Average sunshine days in December - Lagan, LA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6.4 days).

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Average UV index in December
Lagan, LA

Average UV index in December - Lagan, LA
  • Average UV index in December: 3

The months with the highest UV index are 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
Lagan, LA

Average cloud cover in December - Lagan, LA
  • Average cloud cover in December: 46

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 25).

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Average visibility in December
Lagan, LA

Average visibility in December - Lagan, 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).

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Lagan, Louisiana, USA

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