December weather forecast
Brignac, LA

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Weather in December

The first month of the winter, December, is still a refreshing month in Brignac, Louisiana, with temperature in the range of an average low of 47.7°F (8.7°C) and an average high of 62.2°F (16.8°C).

Temperature

December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's pleasant 68.9°F (20.5°C) to an enjoyable 62.2°F (16.8°C). Brignac, in December, experiences an average temperature of 47.7°F (8.7°C) at night.

Humidity

February and December, with an average relative humidity of 81%, are the most humid months in Brignac.

Rainfall

In Brignac, in December, it is raining for 10.7 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 151.5 rainfall days, and 18.62" (473mm) of precipitation is accumulated.

Snowfall

In Brignac, snow does not fall in February through December.

Daylight

The month with the shortest days in Brignac is December, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:42 am and sunset at 5:02 pm. On the last day of December, sunrise is at 6:59 am and sunset at 5:13 pm CST.

Sunshine

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

UV index

The month with the lowest UV index in Brignac is December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum high daily UV index of 3 during December translates into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the average December temperature in Brignac?

An average high-temperature, in December, in Brignac, is 62.2°F (16.8°C) and the average low-temperature is 47.7°F (8.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 104°F (40°C).

What is the most humid month in Brignac?

The months with the highest humidity are February and December, with an average relative humidity of 81%.

What is the average humidity in December in Brignac?

In Brignac, Louisiana, the average relative humidity in December is 81%.

How much does it rain in Brignac in December?

In December, the rain falls for 10.7 days. Throughout December, 1.3" (33mm) of precipitation is accumulated.

When it does not snow in Brignac?

In Brignac, snow does not fall in February through December.

Does it snow in Brignac in December?

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

What is the month with the shortest days in Brignac?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Brignac.

How many hours of daylight does Brignac have in December?

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

What time are sunrise and sunset in December in Brignac?

On the first day of December in Brignac, sunrise is at 6:42 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:13 pm CST.

What is the month with the least sunshine in Brignac?

December has the least sunshine of the year in Brignac, Louisiana, with an average of 5.1h of sunshine.

How long on average sun shines in December in Brignac?

The average sunshine duration in December in Brignac, Louisiana, is 5.1h.

When is the lowest UV index in Brignac?

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

What is the UV index intensity in December in Brignac?

In Brignac, Louisiana, the average daily maximum UV index in December is 3. A UV Index estimate 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
Brignac, LA

Average temperature in December - Brignac, LA
  • Average high temperature in December: 62.2°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in December: 47.7°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

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Average pressure in December
Brignac, LA

Average pressure in December - Brignac, LA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Brignac, LA

Average wind speed in December - Brignac, LA
  • Average wind speed in December: 6.7mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in December
Brignac, LA

Average humidity in December - Brignac, LA
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Brignac, LA

Average rainfall in December - Brignac, LA
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is July (3.03").
The driest months (with the least rainfall) are March and November (0.98").

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Average rainfall days in December
Brignac, LA

Average rainfall days in December - Brignac, LA
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in December
Brignac, LA

Average snowfall in December - Brignac, 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
Brignac, LA

Average snowfall days in December - Brignac, LA
  • 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 February, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in December / Average sunshine in December - Brignac, LA
  • 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 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
Brignac, LA

Average sunshine days in December - Brignac, LA
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (9.3 days).

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Average UV index in December
Brignac, LA

Average UV index in December - Brignac, 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).

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Average cloud cover in December
Brignac, LA

Average cloud cover in December - Brignac, LA
  • Average cloud cover in December: 47

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).

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Average visibility in December
Brignac, LA

Average visibility in December - Brignac, LA
  • Average visibility in December: 6mi

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

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Brignac, Louisiana, USA

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