December weather forecast
Winchester, AR

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Weather in December

December, the first month of the winter in Winchester, is still a cool month, with an average temperature fluctuating between 53.2°F (11.8°C) and 40.6°F (4.8°C).

Temperature

The shift from November to December includes a small decrease in the average high-temperature, from an enjoyable 61.7°F (16.5°C) to a fresh 53.2°F (11.8°C). In Winchester, the expected average low-temperature for December is a cold 40.6°F (4.8°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Winchester, in December, it is raining for 11.6 days, with typically 3.7" (94mm) of accumulated precipitation. In Winchester, during the entire year, the rain falls for 152.6 days and collects up to 40.12" (1019mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Winchester, in December, during 0.5 snowfall days, 0.08" (2mm) of snow is typically accumulated. Throughout the year, there are 3.1 snowfall days, and 1.5" (38mm) of snow is accumulated.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:53 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:07 pm CST.

Sunshine

In December, the average sunshine is 5.1h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 3 during December translates into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

December temperatures vary between a high-temperature of 53.2°F (11.8°C) and a low-temperature of 40.6°F (4.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 95°F (35°C).

What is the average humidity in December?

The average relative humidity in December is 78%.

How many days does it rain in December?

In Winchester, in December, it is raining for 11.6 days, with typically 3.7" (94mm) of accumulated precipitation.

How much does it snow in December?

In Winchester, during December, snow falls for 0.5 days and regularly aggregates up to 0.08" (2mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Winchester is December, with an average of 10h and 0min of daylight.

How many hours of daylight does Winchester have in December?

In December, the average day length is 9h and 57min.

When is the sunrise / sunset in December?

On the first day of December in Winchester, Arkansas, sunrise is at 6:53 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:07 pm CST.

How long on average sun shines in December?

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

What are the months with the lowest UV index in Winchester?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3.

What is the UV index reading in December?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Winchester, AR

Average temperature in December - Winchester, AR
  • Average high temperature in December: 53.2°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in December: 40.6°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37°F).

Average pressure in December
Winchester, AR

Average pressure in December - Winchester, 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 (29.94"Hg).

Average wind speed in December
Winchester, AR

Average wind speed in December - Winchester, AR
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Winchester, AR

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

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in December
Winchester, AR

Average rainfall in December - Winchester, AR
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is April (4.37").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December
Winchester, AR

Average rainfall days in December - Winchester, AR
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is October (8.6 days).

Average snowfall in December
Winchester, AR

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

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Winchester, AR

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

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Winchester, AR
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Winchester, AR

Average sunshine days in December - Winchester, AR
  • Average sunshine days in December: 17 days

The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in December
Winchester, AR

Average UV index in December - Winchester, AR
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in December
Winchester, AR

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in December
Winchester, AR

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

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

Winchester, Arkansas, USA

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