December weather forecast and climate
Lavaca, AR

Weather in December

The first month of the winter, December, is still a cool month in Lavaca, Arkansas, with average temperature varying between 35.1°F (1.7°C) and 50°F (10°C).

Temperature

In Lavaca, the average high-temperature drops, from a mild 59.5°F (15.3°C) in November, to a cool 50°F (10°C). In December, the average low-temperature is 35.1°F (1.7°C).

Humidity

In December, the average relative humidity in Lavaca is 75%.

Rainfall

The month with the least rainfall in Lavaca is December when the rain falls for 5.7 days and typically collects 0.51" (13mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Lavaca, Arkansas. In Lavaca, during 0.7 snowfall days, 0.16" (4mm) of snow is typically accumulated. In Lavaca, during the entire year, snow falls for 4.5 days, and aggregates up to 0.67" (17mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9.8h of daylight.

Sunshine

In December, the average sunshine in Lavaca is 5.6h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Lavaca. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Lavaca?

The average high-temperature, in December, in Lavaca, Arkansas, is 50°F (10°C), while the average low-temperature is 35.1°F (1.7°C).

What is the average humidity in December in Lavaca?

In Lavaca, Arkansas, the average relative humidity in December is 75%.

How much does it rain in Lavaca in December?

In Lavaca, in December, it is raining for 5.7 days, with typically 0.51" (13mm) of accumulated precipitation.

What is the driest month in Lavaca?

The month with the least rainfall is December when the rain falls for 5.7 days and typically collects 0.51" (13mm) of precipitation.

How many days does it snow in December in Lavaca?

In Lavaca, Arkansas, during December, snow falls for 0.7 days and regularly aggregates up to 0.16" (4mm) of snow.

What is the month with the shortest days in Lavaca?

The month with the shortest days in Lavaca is December, with an average of 9.8h of daylight.

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

The average length of the day in December in Lavaca is 9.8h.

How many hours of sunshine does Lavaca have in December?

In Lavaca, Arkansas, the average sunshine in December is 5.6h.

What is the month with the lowest UV index in Lavaca?

With an average maximum UV index of 2, December is the month with the lowest UV index in Lavaca.

What is the UV index reading in December in Lavaca?

In Lavaca, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to the UV radiation.

Average temperature in December
Lavaca, AR

Average temperature in December - Lavaca, AR
  • Average high temperature in December: 50°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (48.2°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

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Average pressure in December
Lavaca, AR

Average pressure in December - Lavaca, AR
  • Average pressure in December: 30.14"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
Lavaca, AR

Average wind speed in December - Lavaca, AR
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in December
Lavaca, AR

Average humidity in December - Lavaca, AR
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
Months with the lowest relative humidity are July and August (70%).

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Average rainfall in December
Lavaca, AR

Average rainfall in December - Lavaca, AR
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is December (0.51").

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Average rainfall days in December
Lavaca, AR

Average rainfall days in December - Lavaca, AR
  • Average rainfall days in December: 5.7 days

The month with the highest number of rainy days is July (12.3 days).
The month with the least rainy days is January (5.1 days).

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Average snowfall in December
Lavaca, AR

Average snowfall in December - Lavaca, AR
  • Average snowfall in December: 0.16"

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

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Average snowfall days in December
Lavaca, AR

Average snowfall days in December - Lavaca, AR
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (1.9 days).
Months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Lavaca, AR

Average daylight in December / Average sunshine in December - Lavaca, AR
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 5.6h

Months with the most sunshine are July and August (Average sunshine: 10.8h).
The month with the least sunshine is January (Average sunshine: 5.5h).

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Average sunshine days in December
Lavaca, AR

Average sunshine days in December - Lavaca, AR
  • Average sunshine days in December: 23.9 days

The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is August (14.5 days).

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Average UV index in December
Lavaca, AR

Average UV index in December - Lavaca, AR
  • Average UV index in December: 2

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Lavaca, AR

Average cloud cover in December - Lavaca, AR
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in December
Lavaca, AR

Average visibility in December - Lavaca, AR
  • Average visibility in December: 6mi

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

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