December weather forecast
Bob, LA

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Weather in December

December, the first month of the winter in Bob, is still a mild month, with an average temperature fluctuating between 58.5°F (14.7°C) and 44.2°F (6.8°C).

Temperature

During the shift to December, Bob records a mild decrease in average high-temperature, moving from an enjoyable 66.4°F (19.1°C) in November to a moderate 58.5°F (14.7°C). An average low-temperature of 44.2°F (6.8°C) is recorded in the month of December in Bob.

Humidity

The average relative humidity in December is 82%.

Rainfall

In Bob, in December, it is raining for 11.3 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, there are 152.3 rainfall days, and 23.66" (601mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.6 snowfall days, and 0.83" (21mm) 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 6:51 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:16 pm CST.

Sunshine

December has the least sunshine of the year in Bob, with an average of 4.9h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 3 in December translates into these instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

What are the temperatures in December?

In Bob, 58.5°F (14.7°C) is the average high-temperature and 44.2°F (6.8°C) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in September is evaluated at 104°F (40°C).

What is the average humidity in December?

In December, the average relative humidity is 82%.

How many days does it rain in December?

In Bob, Louisiana, in December, it is raining for 11.3 days, with typically 1.81" (46mm) of accumulated precipitation.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 10h and 8min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:51 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:16 pm CST.

What is the month with the least sunshine in Bob?

With an average of 4.9h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

The average sunshine duration in December is 4.9h.

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 reading in December?

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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
Bob, LA

Average temperature in December - Bob, LA
  • Average high temperature in December: 58.5°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 (56.1°F).

  • Average low temperature in December: 44.2°F

The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

Average pressure in December
Bob, LA

Average pressure in December - Bob, LA
  • Average pressure in December: 30.13"Hg

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

Average wind speed in December
Bob, LA

Average wind speed in December - Bob, LA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

Average humidity in December
Bob, LA

Average humidity in December - Bob, LA
  • Average humidity in December: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Bob, LA

Average rainfall in December - Bob, LA
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is November (1.22").

Average rainfall days in December
Bob, LA

Average rainfall days in December - Bob, LA
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
Bob, LA

Average snowfall in December - Bob, LA
  • Average snowfall in December: 0.08"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Bob, LA

Average snowfall days in December - Bob, LA
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
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 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Bob, LA

Average sunshine days in December - Bob, LA
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is August (10.1 days).

Average UV index in December
Bob, LA

Average UV index in December - Bob, 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).

Average cloud cover in December
Bob, LA

Average cloud cover in December - Bob, LA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Bob, LA

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

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

Bob, Louisiana, USA

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