December weather forecast
Keiser, AR

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Weather in December

December, the first month of the winter in Keiser, is also a frosty month, with an average temperature varying between 49.1°F (9.5°C) and 37.2°F (2.9°C).

Temperature

Keiser's December weather features a mild decline in high-temperatures, reducing from a moderate 58.1°F (14.5°C) in November to a chilly 49.1°F (9.5°C). In December, Keiser reports a consistent average low-temperature of 37.2°F (2.9°C) during the nights.

Humidity

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

Rainfall

In December, in Keiser, Arkansas, the rain falls for 11.3 days. Throughout December, 3.46" (88mm) of precipitation is accumulated. In Keiser, during the entire year, the rain falls for 153.6 days and collects up to 37.52" (953mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall in Keiser, Arkansas. In Keiser, in December, during 0.5 snowfall days, 0.31" (8mm) of snow is typically accumulated. Throughout the year, in Keiser, there are 5.8 snowfall days, and 3.54" (90mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of December in Keiser, sunrise is at 6:52 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:57 pm CST.

Sunshine

The average sunshine in December in Keiser, Arkansas, is 5.1h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What is the average December temperature in Keiser?

During December, Keiser experiences an average high-temperature of 49.1°F (9.5°C) and a low-temperature of 37.2°F (2.9°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Keiser?

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

How many days does it rain in December in Keiser?

In Keiser, in December, during 11.3 rainfall days, 3.46" (88mm) of precipitation is typically accumulated.

How much does it snow in Keiser in December?

In Keiser, Arkansas, during December, snow falls for 0.5 days and regularly aggregates up to 0.31" (8mm) of snow.

What is the month with the shortest days in Keiser?

December has the shortest days of the year in Keiser, Arkansas, with an average of 9h and 48min of daylight.

How many hours of daylight does Keiser have in December?

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

What time are sunrise and sunset in December in Keiser?

In December, on the first day of the month, sunrise is at 6:52 am and sunset at 4:47 pm. On the last day of the month, in Keiser, Arkansas, sunrise is at 7:09 am and sunset at 4:57 pm CST.

How many hours of sunshine does Keiser have in December?

In December, the average sunshine duration in Keiser is 5.1h.

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

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

What is the UV index intensity in December in Keiser?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Keiser, AR

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

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in December
Keiser, AR

Average pressure in December - Keiser, 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 (29.94"Hg).

Average wind speed in December
Keiser, AR

Average wind speed in December - Keiser, AR
  • Average wind speed in December: 8.7mph

The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in December
Keiser, AR

Average humidity in December - Keiser, 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
Keiser, AR

Average rainfall in December - Keiser, AR
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is February (4.29").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in December
Keiser, AR

Average rainfall days in December - Keiser, AR
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in December
Keiser, AR

Average snowfall in December - Keiser, AR
  • Average snowfall in December: 0.31"

The month with the highest snowfall is March (1.18").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Keiser, AR

Average snowfall days in December - Keiser, AR
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Keiser, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Keiser, AR

Average sunshine days in December - Keiser, AR
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in December
Keiser, AR

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

The 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).

Average cloud cover in December
Keiser, AR

Average cloud cover in December - Keiser, AR
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 24).

Average visibility in December
Keiser, AR

Average visibility in December - Keiser, 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).

Keiser, Arkansas, USA

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