December weather forecast
Morganza, LA

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Weather in December

Winter settles in fully by December in Morganza, Louisiana, with even lower temperatures and increased relative humidity. The weather patterns shift significantly from November, culminating in typical end of year conditions. Strikingly, December shows a slight uptick in rainfall levels to 0.98in, while snow has a possibility of making an appearance. The extended cloud cover and declining daylight hours further contribute to the cool ambient conditions. As the year comes to a closure, residents brace for the full onset of winter in the following weeks.

Temperature

A mild drop in Morganza's average high-temperature is observed in December, transitioning from an enjoyable 67.6°F (19.8°C) in November to a still refreshing 60.4°F (15.8°C). During December, the average low-temperature is a chilly 45.7°F (7.6°C).

Humidity

In Morganza, the average relative humidity in December is 82%.

Rainfall

In Morganza, during December, the rain falls for 10.4 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Morganza, during the entire year, the rain falls for 134.7 days and collects up to 12.48" (317mm) of precipitation.

Snowfall

January and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.08" (2mm) of accumulated snow.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:46 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:03 am and sunset at 5:15 pm CST.

Sunshine

December has the least sunshine of the year, 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 in Morganza. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What are December temperatures?

In Morganza, 60.4°F (15.8°C) is the average high-temperature and 45.7°F (7.6°C) is the average low-temperature during December. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 105.8°F (41°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 Morganza?

In Morganza, in December, it is raining for 10.4 days, with typically 0.98" (25mm) of accumulated precipitation.

What is the snowiest month?

The months with the most snowfall are January and December, with an average 0.08" (2mm) of accumulated snow.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days?

With an average of 10h and 12min 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 12min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:46 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:15 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Morganza have in December?

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

What are the months with 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 intensity 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 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
Morganza, LA

Average temperature in December - Morganza, LA
  • Average high temperature in December: 60.4°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (57.6°F).

  • Average low temperature in December: 45.7°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).

Average pressure in December
Morganza, LA

Average pressure in December - Morganza, LA
  • Average pressure in December: 30.13"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
Morganza, LA

Average wind speed in December - Morganza, LA
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.2mph).

Average humidity in December
Morganza, LA

Average humidity in December - Morganza, 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 (72%).

Average rainfall in December
Morganza, LA

Average rainfall in December - Morganza, LA
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is March (0.67").

Average rainfall days in December
Morganza, LA

Average rainfall days in December - Morganza, LA
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (6.3 days).

Average snowfall in December
Morganza, LA

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

The months with the highest snowfall are January and December (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Morganza, LA

Average snowfall days in December - Morganza, LA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Morganza, 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: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Morganza, LA

Average sunshine days in December - Morganza, LA
  • Average sunshine days in December: 18 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is August (9.4 days).

Average UV index in December
Morganza, LA

Average UV index in December - Morganza, 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
Morganza, LA

Average cloud cover in December - Morganza, LA
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in December
Morganza, LA

Average visibility in December - Morganza, LA
  • Average visibility in December: 5mi

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

Morganza, Louisiana, USA

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