December weather forecast
Risher, AR

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Weather in December

The first month of the winter, December, is still a chilly month in Risher, Arkansas, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 49.1°F (9.5°C).

Temperature

Onset of December comes with a temperature decline, the average high falling from a refreshing 58.1°F (14.5°C) in November to a frosty 49.1°F (9.5°C). In the month of December, Risher witnesses a consistent average low-temperature of 36.5°F (2.5°C).

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Risher, Arkansas, during December, the rain falls for 10.2 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 158.8 rainfall days, and 38.66" (982mm) of precipitation is accumulated.

Snowfall

January through March, October through December are months with snowfall. In Risher, in December, during 0.9 snowfall days, 0.75" (19mm) of snow is typically accumulated. In Risher, Arkansas, during the entire year, snow falls for 5.7 days and aggregates up to 3.94" (100mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:00 pm CST.

Sunshine

In December, the average sunshine is 5.3h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

In December, the average high-temperature and low-temperature are 49.1°F (9.5°C) and 36.5°F (2.5°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in December?

In Risher, the average relative humidity in December is 77%.

How much does it rain in December?

In Risher, in December, during 10.2 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 0.9 days. Throughout December, 0.75" (19mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Risher have in December?

In Risher, the average day length in December is 9h and 47min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:55 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:00 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 5.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December in Risher?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Risher, AR

Average temperature in December - Risher, AR
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (32°F).

Average pressure in December
Risher, AR

Average pressure in December - Risher, AR
  • 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 (29.93"Hg).

Average wind speed in December
Risher, AR

Average wind speed in December - Risher, AR
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Risher, AR

Average humidity in December - Risher, AR
  • Average humidity in December: 77%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in December
Risher, AR

Average rainfall in December - Risher, AR
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is April (4.61").
The driest month (with the least rainfall) is September (2.48").

Average rainfall days in December
Risher, AR

Average rainfall days in December - Risher, AR
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9.8 days).

Average snowfall in December
Risher, AR

Average snowfall in December - Risher, AR
  • Average snowfall in December: 0.75"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Risher, AR

Average snowfall days in December - Risher, AR
  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Risher, AR
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Risher, AR

Average sunshine days in December - Risher, AR
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (11 days).

Average UV index in December
Risher, AR

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

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

Average cloud cover in December
Risher, AR

Average cloud cover in December - Risher, AR
  • Average cloud cover in December: 43

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 23).

Average visibility in December
Risher, AR

Average visibility in December - Risher, AR
  • 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).

Risher, Arkansas, USA

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