December weather forecast
Walnut Ridge, IN

Weather in December

December, the first month of the winter in Walnut Ridge, is also a wintry month, with an average temperature varying between 30°F (-1.1°C) and 41.4°F (5.2°C).

Temperature

In Walnut Ridge, the average high-temperature in December drops from a cool 51.3°F (10.7°C) in November to a cold 41.4°F (5.2°C). In December, in Walnut Ridge, the average low-temperature is 30°F (-1.1°C).

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 81%.

Rainfall

In Walnut Ridge, it is raining for 10.9 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, in Walnut Ridge, Indiana, there are 153.7 rainfall days, and 29.57" (751mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Walnut Ridge, during December, snow falls for 7.1 days and regularly aggregates up to 1.65" (42mm) of snow. Throughout the year, there are 31.7 snowfall days, and 9.17" (233mm) of snow is accumulated.

Daylight

With an average of 9h and 29min of daylight, December has the shortest days of the year in Walnut Ridge.
On the first day of the month, sunrise is at 7:42 am and sunset at 5:20 pm. On the last day of December, in Walnut Ridge, Indiana, sunrise is at 8:00 am and sunset at 5:29 pm EST.

Sunshine

The average sunshine in December is 4.1h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Walnut Ridge?

In Walnut Ridge, in December, the average high-temperature is 41.4°F (5.2°C), and the average low-temperature is 30°F (-1.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 91.4°F (33°C).

What is the most humid month in Walnut Ridge?

January, February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December in Walnut Ridge?

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

How much does it rain in Walnut Ridge in December?

In Walnut Ridge, Indiana, in December, during 10.9 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How much does it snow in Walnut Ridge in December?

In December, in Walnut Ridge, it is snowing for 7.1 days. Throughout December, 1.65" (42mm) of snow is accumulated.

What is the month with the shortest days in Walnut Ridge?

December has the shortest days of the year in Walnut Ridge, with an average of 9h and 29min of daylight.

What is the average length of the day in December in Walnut Ridge?

In December, the average day length is 9h and 29min.

When is the sunrise / sunset in December in Walnut Ridge?

On the first day of December in Walnut Ridge, Indiana, sunrise is at 7:42 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:29 pm EST.

How many hours of sunshine does Walnut Ridge have in December?

In Walnut Ridge, the average sunshine duration in December is 4.1h.

When is the lowest UV index in Walnut Ridge?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Walnut Ridge.

What is the UV index reading in December in Walnut Ridge?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
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
Walnut Ridge, IN

Average temperature in December - Walnut Ridge, IN
  • Average high temperature in December: 41.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
Walnut Ridge, IN

Average pressure in December - Walnut Ridge, IN
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Walnut Ridge, IN

Average wind speed in December - Walnut Ridge, IN
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January, February and April (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Walnut Ridge, IN

Average humidity in December - Walnut Ridge, IN
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Walnut Ridge, IN

Average rainfall in December - Walnut Ridge, IN
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in December
Walnut Ridge, IN

Average rainfall days in December - Walnut Ridge, IN
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9 days).

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Average snowfall in December
Walnut Ridge, IN

Average snowfall in December - Walnut Ridge, IN
  • Average snowfall in December: 1.65"

The month with the highest snowfall is March (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Walnut Ridge, IN

Average snowfall days in December - Walnut Ridge, IN
  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Walnut Ridge, IN

Average daylight in December / Average sunshine in December - Walnut Ridge, IN
  • Average daylight in December: 9h and 29min

The month with the longest days is June (Average daylight: 14h and 51min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in December: 4h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Walnut Ridge, IN

Average sunshine days in December - Walnut Ridge, IN
  • Average sunshine days in December: 14.2 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in December
Walnut Ridge, IN

Average UV index in December - Walnut Ridge, IN
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Walnut Ridge, IN

Average cloud cover in December - Walnut Ridge, IN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Walnut Ridge, IN

Average visibility in December - Walnut Ridge, IN
  • Average visibility in December: 5mi

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

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