December weather forecast
Collinston, LA

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Weather in December

The first month of the winter, December, is also a moderate month in Collinston, Louisiana, with an average temperature ranging between min 42.1°F (5.6°C) and max 56.1°F (13.4°C).

Temperature

The start of December signals a gentle decrease in the average high-temperature, transitioning from a comfortable 63.9°F (17.7°C) in November to a still refreshing 56.1°F (13.4°C). Collinston experiences a mean temperature of 42.1°F (5.6°C) during December nights.

Humidity

The average relative humidity in December is 80%.

Rainfall

In Collinston, in December, it is raining for 12.5 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 153.5 rainfall days, and 36.14" (918mm) of precipitation is accumulated.

Snowfall

In Collinston, snow does not fall in April through December.

Daylight

December has the shortest days of the year in Collinston, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 6:52 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:12 pm CST.

Sunshine

In December, the average sunshine is 5.1h.

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 moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 during December translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

What is the temperature in December?

An average high-temperature, in December, in Collinston, is 56.1°F (13.4°C) and the average low-temperature is 42.1°F (5.6°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 98.6°F (37°C).

What is the average humidity in December?

In December, the average relative humidity is 80%.

How much does it rain in December?

In Collinston, during December, the rain falls for 12.5 days and regularly aggregates up to 3.31" (84mm) of precipitation.

When it does not snow?

In Collinston, snow does not fall in April through December.

Does it snow in December?

In Collinston, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days?

With an average of 10h and 0min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Collinston?

The average day length in December is 10h and 2min.

When is the sunrise / sunset in December in Collinston?

On the first day of December, sunrise is at 6:52 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:12 pm CST.

How many hours of sunshine does Collinston have in December?

The average sunshine duration in December is 5.1h.

What is the month 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 reading in December?

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

Average temperature in December - Collinston, LA
  • Average high temperature in December: 56.1°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (53.4°F).

  • Average low temperature in December: 42.1°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in December
Collinston, LA

Average pressure in December - Collinston, LA
  • Average pressure in December: 30.14"Hg

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

Average wind speed in December
Collinston, LA

Average wind speed in December - Collinston, LA
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).

Average humidity in December
Collinston, LA

Average humidity in December - Collinston, 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 (69%).

Average rainfall in December
Collinston, LA

Average rainfall in December - Collinston, LA
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Collinston, LA

Average rainfall days in December - Collinston, LA
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in December
Collinston, LA

Average snowfall in December - Collinston, LA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Collinston, LA

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

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

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

Average daylight in December / Average sunshine in December - Collinston, LA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • 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 February (Average sunshine: 4h and 48min).

Average sunshine days in December
Collinston, LA

Average sunshine days in December - Collinston, LA
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13.1 days).

Average UV index in December
Collinston, LA

Average UV index in December - Collinston, 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
Collinston, LA

Average cloud cover in December - Collinston, LA
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in December
Collinston, LA

Average visibility in December - Collinston, 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).

Collinston, Louisiana, USA

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