December weather forecast
Alco, AR

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Weather in December

The first month of the winter, December, is still a chilly month in Alco, Arkansas, with an average temperature varying between 48.4°F (9.1°C) and 34.2°F (1.2°C).

Temperature

The beginning of December brings a slight decrease in the average high-temperature, transitioning from a mild 56.8°F (13.8°C) in November to a chilly 48.4°F (9.1°C). Throughout the month of December, Alco witnesses an average temperature of 34.2°F (1.2°C).

Humidity

The average relative humidity in December in Alco is 77%.

Rainfall

In Alco, during December, the rain falls for 9.5 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Alco, Arkansas, during the entire year, the rain falls for 156.1 days and collects up to 34.69" (881mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Alco, in December, during 1.2 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Alco, Arkansas, during the entire year, snow falls for 8.6 days and aggregates up to 5.12" (130mm) of snow.

Daylight

The month with the shortest days in Alco, Arkansas, is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:01 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:06 pm CST.

Sunshine

In Alco, the average sunshine in December is 5.4h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the average December temperature in Alco?

In December, the average high-temperature and low-temperature are 48.4°F (9.1°C) and 34.2°F (1.2°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in September is calculated to be 87.8°F (31°C).

What is the average humidity in December in Alco?

The average relative humidity in December in Alco, Arkansas, is 77%.

How much does it rain in Alco in December?

In December, in Alco, the rain falls for 9.5 days. Throughout December, 2.48" (63mm) of precipitation is accumulated.

How much does it snow in Alco in December?

In Alco, during December, snow falls for 1.2 days and regularly aggregates up to 1.02" (26mm) of snow.

What is the month with the shortest days in Alco?

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

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

In December, the average day length is 9h and 46min.

When is the sunrise / sunset in December in Alco?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:55 pm. On the last day of the month, in Alco, Arkansas, sunrise is at 7:19 am and sunset at 5:06 pm CST.

How many hours of sunshine does Alco have in December?

In Alco, Arkansas, the average sunshine duration in December is 5.4h.

When is the lowest UV index in Alco?

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

What is the UV index intensity in December in Alco?

In December, the average daily maximum UV index in Alco is 2. A UV Index value of 2, and less, symbolizes 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
Alco, AR

Average temperature in December - Alco, AR
  • Average high temperature in December: 48.4°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30°F).

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Average pressure in December
Alco, AR

Average pressure in December - Alco, 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).

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Average wind speed in December
Alco, AR

Average wind speed in December - Alco, AR
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Alco, AR

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

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Alco, AR

Average rainfall in December - Alco, AR
  • Average rainfall in December: 2.48"

The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in December
Alco, AR

Average rainfall days in December - Alco, AR
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in December
Alco, AR

Average snowfall in December - Alco, AR
  • Average snowfall in December: 1.02"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Alco, AR

Average snowfall days in December - Alco, AR
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is January (2.8 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
Alco, AR

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in December
Alco, AR

Average sunshine days in December - Alco, AR
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is August (10.8 days).

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Average UV index in December
Alco, AR

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Alco, AR

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

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 27).

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Average visibility in December
Alco, AR

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

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

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Alco, Arkansas, USA

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