December weather forecast
Dayton, AR

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Weather in December

The first month of the winter, December, is still a cool month in Dayton, Arkansas, with an average temperature fluctuating between 35.2°F (1.8°C) and 50.9°F (10.5°C).

Temperature

The arrival of December corresponds with a shift in temperature, down from a mild 60.1°F (15.6°C) in November to a cool 50.9°F (10.5°C). In Dayton, the December nights cool down to an average low of 35.2°F (1.8°C).

Humidity

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

Rainfall

In Dayton, Arkansas, in December, it is raining for 10 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, in Dayton, there are 148.5 rainfall days, and 35.75" (908mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Dayton, in December, during 1 snowfall days, 0.67" (17mm) of snow is typically accumulated. In Dayton, during the entire year, snow falls for 6 days and aggregates up to 2.76" (70mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year in Dayton, Arkansas.
On the first day of the month, sunrise is at 7:07 am and sunset at 5:05 pm. On the last day of December, in Dayton, sunrise is at 7:25 am and sunset at 5:15 pm CST.

Sunshine

The months with the least sunshine in Dayton, Arkansas, are January and December, with an average of 5.3h of sunshine.

UV index

The month with the lowest UV index in Dayton is December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the temperature in December in Dayton?

In Dayton, 50.9°F (10.5°C) is the average high-temperature and 35.2°F (1.8°C) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 93.2°F (34°C).

What is the average humidity in December in Dayton?

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

How much does it rain in Dayton in December?

In December, in Dayton, Arkansas, the rain falls for 10 days. Throughout December, 2.52" (64mm) of precipitation is accumulated.

How many days does it snow in December in Dayton?

In December, in Dayton, it is snowing for 1 days. Throughout December, 0.67" (17mm) of snow is accumulated.

What is the month with the shortest days in Dayton?

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

How many hours of daylight does Dayton have in December?

In December, the average day length is 9h and 50min.

When are sunrise and sunset in December in Dayton?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 5:05 pm. On the last day of the month, in Dayton, Arkansas, sunrise is at 7:25 am and sunset at 5:15 pm CST.

What is the month with the least sunshine in Dayton?

January and December, with an average of 5.3h of sunshine, are months with the least sunshine in Dayton.

How many hours of sunshine does Dayton have in December?

In December, the average sunshine duration in Dayton is 5.3h.

When is the lowest UV index in Dayton?

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

What is the UV index intensity in December in Dayton?

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

Average temperature in December - Dayton, AR
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in December
Dayton, AR

Average pressure in December - Dayton, AR
  • Average pressure in December: 30.13"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).

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Average wind speed in December
Dayton, AR

Average wind speed in December - Dayton, AR
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in December
Dayton, AR

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

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in December
Dayton, AR

Average rainfall in December - Dayton, AR
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in December
Dayton, AR

Average rainfall days in December - Dayton, AR
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is August (15.5 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall in December
Dayton, AR

Average snowfall in December - Dayton, AR
  • Average snowfall in December: 0.67"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Dayton, AR

Average snowfall days in December - Dayton, AR
  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Dayton, 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 July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).

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Average sunshine days in December
Dayton, AR

Average sunshine days in December - Dayton, AR
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (12.7 days).

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Average UV index in December
Dayton, AR

Average UV index in December - Dayton, 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).

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Average cloud cover in December
Dayton, AR

Average cloud cover in December - Dayton, AR
  • Average cloud cover in December: 42

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 26).

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Average visibility in December
Dayton, AR

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

The 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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Dayton, Arkansas, USA

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