December weather forecast
Highland, LA

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Weather in December

December, the first month of the winter in Highland, is still a mild month, with an average temperature ranging between max 58.3°F (14.6°C) and min 44.2°F (6.8°C).

Temperature

As December commences, the average high-temperature subtly reduces, transitioning from an enjoyable 65.7°F (18.7°C) in November to a mild 58.3°F (14.6°C). In December, the average low-temperature records at a chilly 44.2°F (6.8°C) during the nights.

Humidity

In Highland, the average relative humidity in December is 81%.

Rainfall

In Highland, in December, it is raining for 13 days, with typically 3.35" (85mm) of accumulated precipitation. In Highland, during the entire year, the rain falls for 151.7 days and collects up to 33.27" (845mm) of precipitation.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Highland, during the entire year, snow falls for 1.6 days and aggregates up to 0.75" (19mm) of snow.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:48 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:12 pm CST.

Sunshine

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

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 vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 3 during December translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. To guard against the harmful effects of the Sun, minimize exposure during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

The high-temperature during December is 58.3°F (14.6°C) and the low-temperature is 44.2°F (6.8°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 102.2°F (39°C).

What is the average humidity in December?

In Highland, the average relative humidity in December is 81%.

How many days does it rain in December?

In Highland, during December, the rain falls for 13 days and regularly aggregates up to 3.35" (85mm) of 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 0.04" (1mm) 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?

In December, the average day length is 10h and 7min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:48 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:12 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in December?

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

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Highland, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
Highland, LA

Average temperature in December - Highland, LA
  • Average high temperature in December: 58.3°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in December: 44.2°F

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

Average pressure in December
Highland, LA

Average pressure in December - Highland, 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 (29.96"Hg).

Average wind speed in December
Highland, LA

Average wind speed in December - Highland, LA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in December
Highland, LA

Average humidity in December - Highland, 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 (70%).

Average rainfall in December
Highland, LA

Average rainfall in December - Highland, LA
  • Average rainfall in December: 3.35"

The wettest month (with the highest rainfall) is January (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in December
Highland, LA

Average rainfall days in December - Highland, LA
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is October (8.6 days).

Average snowfall in December
Highland, LA

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

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Highland, LA

Average snowfall days in December - Highland, LA
  • Average snowfall days in December: 0.2 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 and October (0 days).

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

Average daylight in December / Average sunshine in December - Highland, 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 June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Highland, LA

Average sunshine days in December - Highland, LA
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in December
Highland, LA

Average UV index in December - Highland, 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
Highland, LA

Average cloud cover in December - Highland, LA
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in December
Highland, LA

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

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

Highland, Louisiana, USA

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