December weather forecast
Alco, AR

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Weather in December

The first month of the winter, December, is also a frosty month in Alco, Arkansas, with temperature in the range of an average high of 48.4°F (9.1°C) and an average low of 34.2°F (1.2°C).

Temperature

Alco, Arkansas, experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a moderate 56.8°F (13.8°C) in November to a chilly 48.4°F (9.1°C). Alco, in December, witnesses an average low-temperature of 34.2°F (1.2°C).

Humidity

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

Rainfall

In Alco, in December, during 9.5 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Alco, 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, snow falls for 1.2 days, with typically accumulated 1.02" (26mm) of snow. In Alco, during the entire year, snow falls for 8.6 days and aggregates up to 5.12" (130mm) of snow.

Daylight

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

Sunshine

In December, the average sunshine 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 low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the UV index of 2 transforms into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. 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! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the temperature in December?

During December, Alco experiences an average high-temperature of 48.4°F (9.1°C) and a low-temperature of 34.2°F (1.2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 77%.

How much does it rain in December?

In Alco, during December, the rain falls for 9.5 days and regularly aggregates up to 2.48" (63mm) of precipitation.

How many days does it snow 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?

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

How many hours of daylight does Alco have in December?

The average day length in December is 9h and 46min.

When is the sunrise / sunset in December?

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, sunrise is at 7:19 am and sunset at 5:06 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.4h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Alco, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Alco, Arkansas, USA

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