December weather forecast and climate
Perla, AR

Weather in December

The first month of the winter, December, is still a cool month in Perla, Arkansas, with average temperature fluctuating between 52.5°F (11.4°C) and 37.2°F (2.9°C).

Temperature

In December, the average high-temperature marginally drops, from a mild 60.4°F (15.8°C) in November, to a fresh 52.5°F (11.4°C). In Perla, Arkansas, the average low-temperature is 37.2°F (2.9°C).

Humidity

In Perla, the average relative humidity is 79%.

Rainfall

In Perla, during 12 rainfall days, 3.58" (91mm) of precipitation is typically accumulated. Throughout the year, in Perla, there are 166 rainfall days, and 39.21" (996mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Perla, in December, snow falls for 0.5 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, there are 4.6 snowfall days, and 1.89" (48mm) of snow is accumulated.

Daylight

With an average of 9.9h of daylight, December has the shortest days of the year in Perla.

Sunshine

The average sunshine in December 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 estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Perla?

In December, the average high-temperature is 52.5°F (11.4°C), and the average low-temperature is 37.2°F (2.9°C).

What is the average humidity in December in Perla?

In December, the average relative humidity in Perla is 79%.

How many days does it rain in December in Perla?

In December, the rain falls for 12 days. Throughout December, 3.58" (91mm) of precipitation is accumulated.

How many days does it snow in December in Perla?

In December, in Perla, Arkansas, it is snowing for 0.5 days. Throughout December, 0.08" (2mm) of snow is accumulated.

What is the month with the shortest days in Perla?

The month with the shortest days is December, with an average of 9.9h of daylight.

How many hours of daylight does Perla have in December?

In Perla, the average length of the day in December is 9.9h.

How long on average sun shines in December in Perla?

In December, the average sunshine in Perla, Arkansas, is 5.3h.

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

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

How high is the UV index in December in Perla?

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

Average temperature in December
Perla, AR

Average temperature in December - Perla, AR
  • Average high temperature in December: 52.5°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in December
Perla, AR

Average pressure in December - Perla, AR
  • Average pressure in December: 30.14"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in December
Perla, AR

Average wind speed in December - Perla, AR
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Perla, AR

Average humidity in December - Perla, AR
  • Average humidity in December: 79%

The month with the highest relative humidity is March (80%).
Months with the lowest relative humidity are July, September and October (72%).

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Average rainfall in December
Perla, AR

Average rainfall in December - Perla, AR
  • Average rainfall in December: 3.58"

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in December
Perla, AR

Average rainfall days in December - Perla, AR
  • Average rainfall days in December: 12 days

The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in December
Perla, AR

Average snowfall in December - Perla, AR
  • Average snowfall in December: 0.08"

The month with the highest snowfall is February (0.91").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Perla, AR

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

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

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

Average daylight in December / Average sunshine in December - Perla, AR
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 5.3h

Months with the most sunshine are June, July and August (Average sunshine: 10.4h).
Months with the least sunshine are January and February (Average sunshine: 5.2).

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Average sunshine days in December
Perla, AR

Average sunshine days in December - Perla, AR
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (18.6 days).
The month with the least sunshine days is August (10 days).

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Average UV index in December
Perla, AR

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

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
Perla, AR

Average cloud cover in December - Perla, AR
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in December
Perla, AR

Average visibility in December - Perla, AR
  • Average visibility in December: 5mi

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

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