December weather forecast
Westplains, KY

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Weather in December

The first month of the winter, December, is also a frosty month in Westplains, Kentucky, with an average temperature varying between 34.7°F (1.5°C) and 46.8°F (8.2°C).

Temperature

In Westplains, the average high-temperature in December decreases from a moderate 55.9°F (13.3°C) in November to a frosty 46.8°F (8.2°C). In December, the temperature in Westplains, Kentucky, drops to an average of 34.7°F (1.5°C) at night.

Humidity

In December, the average relative humidity in Westplains is 78%.

Rainfall

In Westplains, in December, it is raining for 12.5 days, with typically 3.39" (86mm) of accumulated precipitation. Throughout the year, there are 178.3 rainfall days, and 42.01" (1067mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Westplains. In Westplains, during December, snow falls for 2 days and regularly aggregates up to 0.59" (15mm) of snow. In Westplains, during the entire year, snow falls for 13.9 days and aggregates up to 5.71" (145mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:49 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:07 am and sunset at 4:48 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index in Westplains are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, a daily UV index of 2 turns 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. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Westplains?

The average high-temperature, in December, in Westplains, is 46.8°F (8.2°C), while the average low-temperature is 34.7°F (1.5°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 86°F (30°C).

What is the average humidity in December in Westplains?

In December, the average relative humidity in Westplains is 78%.

How many days does it rain in December in Westplains?

In Westplains, Kentucky, in December, during 12.5 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

How many days does it snow in December in Westplains?

In Westplains, Kentucky, in December, during 2 snowfall days, 0.59" (15mm) of snow is typically accumulated.

What is the month with the shortest days in Westplains?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Westplains.

How many hours of daylight does Westplains have in December?

In Westplains, Kentucky, the average day length in December is 9h and 41min.

When are sunrise and sunset in December in Westplains?

On the first day of December in Westplains, sunrise is at 6:49 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:48 pm CST.

How long on average sun shines in December in Westplains?

In Westplains, Kentucky, the average sunshine duration in December is 4.9h.

When is the lowest UV index in Westplains?

The months with the lowest UV index in Westplains, Kentucky, are January, February and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Westplains?

In Westplains, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Westplains, KY

Average temperature in December - Westplains, KY
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in December: 34.7°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 (28.8°F).

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Average pressure in December
Westplains, KY

Average pressure in December - Westplains, KY
  • 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 (29.95"Hg).

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Average wind speed in December
Westplains, KY

Average wind speed in December - Westplains, KY
  • Average wind speed in December: 8.5mph

The windiest months (with the highest average wind speed) are February and April (9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in December
Westplains, KY

Average humidity in December - Westplains, KY
  • Average humidity in December: 78%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Westplains, KY

Average rainfall in December - Westplains, KY
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in December
Westplains, KY

Average rainfall days in December - Westplains, KY
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.7 days).

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Average snowfall in December
Westplains, KY

Average snowfall in December - Westplains, KY
  • Average snowfall in December: 0.59"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Westplains, KY

Average snowfall days in December - Westplains, KY
  • Average snowfall days in December: 2 days

The months with the highest number of snowfall days are January and February (4.4 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
Westplains, KY

Average daylight in December / Average sunshine in December - Westplains, KY
  • Average daylight in December: 9h and 4min

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 42min).

  • Average sunshine in December: 4h and 5min

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 42min).

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Average sunshine days in December
Westplains, KY

Average sunshine days in December - Westplains, KY
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in December
Westplains, KY

Average UV index in December - Westplains, KY
  • Average UV index in December: 2

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

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Average cloud cover in December
Westplains, KY

Average cloud cover in December - Westplains, KY
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).

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Average visibility in December
Westplains, KY

Average visibility in December - Westplains, KY
  • 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).

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Westplains, Kentucky, USA

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