December weather forecast
Duson, LA

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Weather in December

December, the first month of the winter in Duson, is still a comfortable month, with an average temperature ranging between min 47.8°F (8.8°C) and max 61.9°F (16.6°C).

Temperature

With the onset of December, the average high-temperature subtly recedes from November's agreeable 68°F (20°C) to an enjoyable 61.9°F (16.6°C). Throughout the month of December, Duson reports a steady low-temperature average of 47.8°F (8.8°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Duson, in December, during 7.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, in Duson, there are 100.7 rainfall days, and 8.07" (205mm) of precipitation is accumulated.

Snowfall

December is the only month when snow falls. The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

Daylight

The month with the shortest days in Duson is December, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:48 am and sunset at 5:08 pm. On the last day of December, in Duson, sunrise is at 7:04 am and sunset at 5:19 pm CST.

Sunshine

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

UV index

December is the month with the lowest UV index in Duson, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What are December temperatures in Duson?

In December, in Duson, the average high-temperature is 61.9°F (16.6°C), and the average low-temperature is 47.8°F (8.8°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 100.4°F (38°C).

What is the average humidity in December in Duson?

In December, the average relative humidity in Duson, Louisiana, is 80%.

How much does it rain in Duson in December?

In Duson, Louisiana, in December, during 7.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

What is the snowiest month in Duson?

The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

When does it start to snow in Duson?

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

What is the month with the shortest days in Duson?

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

How many hours of daylight does Duson have in December?

The average day length in December in Duson, Louisiana, is 10h and 14min.

When are sunrise and sunset in December in Duson?

In December, on the first day of the month, sunrise is at 6:48 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:19 pm CST.

What is the month with the least sunshine in Duson?

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

How many hours of sunshine does Duson have in December?

In Duson, Louisiana, the average sunshine duration in December is 5.1h.

When is the lowest UV index in Duson?

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

What is the UV index reading in December in Duson?

In Duson, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk 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
Duson, LA

Average temperature in December - Duson, LA
  • Average high temperature in December: 61.9°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (58.8°F).

  • Average low temperature in December: 47.8°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure in December
Duson, LA

Average pressure in December - Duson, LA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.95"Hg).

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Average wind speed in December
Duson, LA

Average wind speed in December - Duson, LA
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

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Average humidity in December
Duson, LA

Average humidity in December - Duson, LA
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in December
Duson, LA

Average rainfall in December - Duson, LA
  • Average rainfall in December: 0.59"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is March (0.31").

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Average rainfall days in December
Duson, LA

Average rainfall days in December - Duson, LA
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is August (12.9 days).
The month with the least rainy days is November (5 days).

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Average snowfall in December
Duson, LA

Average snowfall in December - Duson, LA
  • Average snowfall in December: 0.04"

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

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Average snowfall days in December
Duson, LA

Average snowfall days in December - Duson, LA
  • Average snowfall days in December: 0.1 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 and November (0 days).

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

Average daylight in December / Average sunshine in December - Duson, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Duson, LA

Average sunshine days in December - Duson, LA
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (12.5 days).

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Average UV index in December
Duson, LA

Average UV index in December - Duson, 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
Duson, LA

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 25).

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Average visibility in December
Duson, LA

Average visibility in December - Duson, 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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Duson, Louisiana, USA

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