December weather forecast
Pecan Bayou, LA

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Weather in December

December, the first month of the winter in Pecan Bayou, is still a mild month, with temperature in the range of an average low of 42.6°F (5.9°C) and an average high of 56.3°F (13.5°C).

Temperature

With the onset of December, Pecan Bayou's average high-temperature slightly adjusts, moderately receding from November's comfortable 64.6°F (18.1°C) to a still refreshing 56.3°F (13.5°C). An average low-temperature of 42.6°F (5.9°C) marks the nights in Pecan Bayou throughout December.

Humidity

The average relative humidity in December in Pecan Bayou is 81%.

Rainfall

In Pecan Bayou, during December, the rain falls for 13.4 days and regularly aggregates up to 3.46" (88mm) of precipitation. In Pecan Bayou, during the entire year, the rain falls for 149.8 days and collects up to 35.51" (902mm) of precipitation.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Pecan Bayou. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Pecan Bayou, there are 2.1 snowfall days, and 0.43" (11mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:52 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:13 pm CST.

Sunshine

The average sunshine in December is 4.9h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Pecan Bayou, Louisiana. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 3 during December leads to these instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What are December temperatures in Pecan Bayou?

In December, in Pecan Bayou, the average high-temperature is 56.3°F (13.5°C), and the average low-temperature is 42.6°F (5.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 100.4°F (38°C).

What is the average humidity in December in Pecan Bayou?

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

How much does it rain in Pecan Bayou in December?

In Pecan Bayou, in December, it is raining for 13.4 days, with typically 3.46" (88mm) of accumulated precipitation.

When does it start snowing in Pecan Bayou?

December is the first month it typically snows in Pecan Bayou. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Pecan Bayou?

The month with the shortest days in Pecan Bayou is December, with an average of 10h and 6min of daylight.

How many hours of daylight does Pecan Bayou have in December?

In Pecan Bayou, Louisiana, the average day length in December is 10h and 3min.

When are sunrise and sunset in December in Pecan Bayou?

On the first day of December in Pecan Bayou, Louisiana, sunrise is at 6:52 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:13 pm CST.

How many hours of sunshine does Pecan Bayou have in December?

In December, the average sunshine duration in Pecan Bayou is 4.9h.

What is the month with the lowest UV index in Pecan Bayou?

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

How high is the UV index in December in Pecan Bayou?

The average daily maximum UV index in December in Pecan Bayou is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Pecan Bayou, LA

Average temperature in December - Pecan Bayou, LA
  • Average high temperature in December: 56.3°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (53.8°F).

  • Average low temperature in December: 42.6°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).

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Average pressure in December
Pecan Bayou, LA

Average pressure in December - Pecan Bayou, LA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Pecan Bayou, LA

Average wind speed in December - Pecan Bayou, LA
  • Average wind speed in December: 6.9mph

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

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Average humidity in December
Pecan Bayou, LA

Average humidity in December - Pecan Bayou, LA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Pecan Bayou, LA

Average rainfall in December - Pecan Bayou, LA
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is April (4.17").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in December
Pecan Bayou, LA

Average rainfall days in December - Pecan Bayou, LA
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in December
Pecan Bayou, LA

Average snowfall in December - Pecan Bayou, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Pecan Bayou, LA

Average snowfall days in December - Pecan Bayou, LA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Pecan Bayou, LA

Average daylight in December / Average sunshine in December - Pecan Bayou, LA
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Pecan Bayou, LA

Average sunshine days in December - Pecan Bayou, LA
  • Average sunshine days in December: 15 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is February (13.2 days).

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Average UV index in December
Pecan Bayou, LA

Average UV index in December - Pecan Bayou, LA
  • 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).

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Average cloud cover in December
Pecan Bayou, LA

Average cloud cover in December - Pecan Bayou, LA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and October (Cloud cover 28).

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Average visibility in December
Pecan Bayou, LA

Average visibility in December - Pecan Bayou, 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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Pecan Bayou, Louisiana, USA

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