December weather forecast
Belle River, LA

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Weather in December

The first month of the winter, December, is still a refreshing month in Belle River, Louisiana, with an average temperature varying between 48.7°F (9.3°C) and 63°F (17.2°C).

Temperature

The average high-temperature shows a slight dip in December, from November's agreeable 69.1°F (20.6°C) to an enjoyable 63°F (17.2°C). An average temperature of 48.7°F (9.3°C) marks the nights in December.

Humidity

February, July through September and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Belle River, during December, the rain falls for 13 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Belle River, during the entire year, the rain falls for 170.8 days and collects up to 30.16" (766mm) of precipitation.

Snowfall

January and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 0.2 snowfall days, and 0.2" (5mm) of snow is accumulated.

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 6:43 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:00 am and sunset at 5:16 pm CST.

Sunshine

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

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What is the usual temperature for Belle River in December?

Belle River in December has an average high-temperature of 63°F (17.2°C) and an average low-temperature of 48.7°F (9.3°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 102.2°F (39°C).

What are the most humid months?

February, July through September and December, with an average relative humidity of 80%, are most humid months.

What is the average humidity in December?

In Belle River, the average relative humidity in December is 80%.

How many days does it rain in December in Belle River?

In Belle River, in December, it is raining for 13 days, with typically 2.24" (57mm) of accumulated precipitation.

When does it start snowing in Belle River?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year in Belle River, with an average of 10h and 18min of daylight.

How many hours of daylight does Belle River have in December?

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

When is the sunrise / sunset in December?

On the first day of December in Belle River, sunrise is at 6:43 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:16 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Belle River have in December?

In Belle River, the average sunshine duration in December is 5.1h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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
Belle River, LA

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

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (60.1°F).

  • Average low temperature in December: 48.7°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 (44.8°F).

Average pressure in December
Belle River, LA

Average pressure in December - Belle River, 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 and August (29.96"Hg).

Average wind speed in December
Belle River, LA

Average wind speed in December - Belle River, LA
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are February and April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in December
Belle River, LA

Average humidity in December - Belle River, LA
  • Average humidity in December: 80%

The months with the highest relative humidity are February, July, August, September and December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Belle River, LA

Average rainfall in December - Belle River, LA
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is July (4.76").
The driest month (with the least rainfall) is November (1.3").

Average rainfall days in December
Belle River, LA

Average rainfall days in December - Belle River, LA
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
Belle River, LA

Average snowfall in December - Belle River, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Belle River, LA

Average snowfall days in December - Belle River, 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).

Average daylight in December /
Average sunshine in December
Belle River, LA

Average daylight in December / Average sunshine in December - Belle River, 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 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in December
Belle River, LA

Average sunshine days in December - Belle River, LA
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (20.2 days).
The months with the least sunshine days are July and August (6.4 days).

Average UV index in December
Belle River, LA

Average UV index in December - Belle River, 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).

Average cloud cover in December
Belle River, LA

Average cloud cover in December - Belle River, 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).

Average visibility in December
Belle River, LA

Average visibility in December - Belle River, LA
  • Average visibility in December: 6mi

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

Belle River, Louisiana, USA

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