December weather forecast
Umpire, AR

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Weather in December

December, the first month of the winter in Umpire, is still a cool month, with an average temperature ranging between max 50.5°F (10.3°C) and min 35.1°F (1.7°C).

Temperature

December brings a slight decrease in the average high-temperature, shifting from a refreshing 58.6°F (14.8°C) in November to a fresh 50.5°F (10.3°C). In December, Umpire experiences a temperature dip to an average of 35.1°F (1.7°C) at night.

Humidity

The average relative humidity in December is 78%.

Rainfall

In Umpire, during December, the rain falls for 10.5 days and regularly aggregates up to 3.03" (77mm) of precipitation. In Umpire, during the entire year, the rain falls for 164 days and collects up to 40.12" (1019mm) of precipitation.

Snowfall

Months with snowfall in Umpire are January through March, November and December. In Umpire, during December, snow falls for 1.5 days and regularly aggregates up to 0.79" (20mm) of snow. Throughout the year, there are 6.9 snowfall days, and 2.72" (69mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December in Umpire, sunrise is at 7:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:16 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 5.1h of sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Umpire. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat. 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 usual temperature for Umpire in December?

In Umpire, in December, the average high-temperature is 50.5°F (10.3°C), and the average low-temperature is 35.1°F (1.7°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the average humidity in December in Umpire?

In December, the average relative humidity is 78%.

How much does it rain in Umpire in December?

In Umpire, Arkansas, in December, during 10.5 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

How much does it snow in Umpire in December?

In December, it is snowing for 1.5 days. Throughout December, 0.79" (20mm) of snow is accumulated.

What is the month with the shortest days in Umpire?

The month with the shortest days in Umpire, Arkansas, is December, with an average of 9h and 54min of daylight.

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

The average day length in December in Umpire is 9h and 55min.

What time are sunrise and sunset in December in Umpire?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 5:06 pm. On the last day of the month, in Umpire, Arkansas, sunrise is at 7:22 am and sunset at 5:16 pm CST.

What is the month with the least sunshine in Umpire?

December has the least sunshine of the year in Umpire, Arkansas, with an average of 5.1h of sunshine.

How many hours of sunshine does Umpire have in December?

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

When is the lowest UV index in Umpire?

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 Umpire?

In December, the average daily maximum UV index in Umpire, Arkansas, is 2. A UV Index reading of 2, and below, represents a low health risk 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
Umpire, AR

Average temperature in December - Umpire, AR
  • Average high temperature in December: 50.5°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (48.2°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

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Average pressure in December
Umpire, AR

Average pressure in December - Umpire, 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
Umpire, AR

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

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Umpire, AR

Average humidity in December - Umpire, AR
  • Average humidity in December: 78%

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

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Average rainfall in December
Umpire, AR

Average rainfall in December - Umpire, AR
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is January (2.28").

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Average rainfall days in December
Umpire, AR

Average rainfall days in December - Umpire, AR
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in December
Umpire, AR

Average snowfall in December - Umpire, AR
  • Average snowfall in December: 0.79"

The month with the highest snowfall is February (0.94").
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
Umpire, AR

Average snowfall days in December - Umpire, AR
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Umpire, AR

Average sunshine days in December - Umpire, AR
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (9.7 days).

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Average UV index in December
Umpire, AR

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

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Umpire, AR

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, August and September (Cloud cover 29).

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Average visibility in December
Umpire, AR

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

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

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Umpire, Arkansas, USA

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