December weather forecast
Stillwater, KY

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Weather in December

December, the first month of the winter in Stillwater, is still a chilly month, with temperature in the range of an average high of 45°F (7.2°C) and an average low of 33.3°F (0.7°C).

Temperature

With the arrival of December, Stillwater notices a mild change in the average high-temperature, sliding from November's fresh 54°F (12.2°C) to a frosty 45°F (7.2°C). The average low-temperature during December nights is a wintry 33.3°F (0.7°C).

Humidity

The average relative humidity in December is 79%.

Rainfall

In Stillwater, in December, it is raining for 13.6 days, with typically 3.39" (86mm) of accumulated precipitation. In Stillwater, during the entire year, the rain falls for 178 days and collects up to 35.47" (901mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Stillwater. In Stillwater, in December, during 8.3 snowfall days, 3.35" (85mm) of snow is typically accumulated. Throughout the year, there are 39.8 snowfall days, and 17.32" (440mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:31 am and sunset at 5:15 pm. On the last day of December, in Stillwater, Kentucky, sunrise is at 7:49 am and sunset at 5:25 pm EST.

Sunshine

In December, the average sunshine in Stillwater is 4.5h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What is the average December temperature in Stillwater?

During December, Stillwater experiences an average high-temperature of 45°F (7.2°C) and a low-temperature of 33.3°F (0.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 96.8°F (36°C).

What is the average humidity in December in Stillwater?

The average relative humidity in December in Stillwater is 79%.

How much does it rain in Stillwater in December?

In Stillwater, in December, during 13.6 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

How much does it snow in Stillwater in December?

In Stillwater, Kentucky, in December, during 8.3 snowfall days, 3.35" (85mm) of snow is typically accumulated.

What is the month with the shortest days in Stillwater?

The month with the shortest days in Stillwater, Kentucky, is December, with an average of 9h and 36min of daylight.

How many hours of daylight does Stillwater have in December?

In Stillwater, the average day length in December is 9h and 36min.

What time are sunrise and sunset in December in Stillwater?

On the first day of December, sunrise is at 7:31 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:25 pm EST.

How many hours of sunshine does Stillwater have in December?

The average sunshine duration in December in Stillwater, Kentucky, is 4.5h.

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

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

What is the UV index intensity in December in Stillwater?

The average daily maximum UV index in December in Stillwater, Kentucky, is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Stillwater, KY

Average temperature in December - Stillwater, KY
  • Average high temperature in December: 45°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in December: 33.3°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in December
Stillwater, KY

Average pressure in December - Stillwater, KY
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Stillwater, KY

Average wind speed in December - Stillwater, KY
  • Average wind speed in December: 6.3mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
Stillwater, KY

Average humidity in December - Stillwater, KY
  • Average humidity in December: 79%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and November (74%).

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Average rainfall in December
Stillwater, KY

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

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Stillwater, KY

Average rainfall days in December - Stillwater, KY
  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.5 days).

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Average snowfall in December
Stillwater, KY

Average snowfall in December - Stillwater, KY
  • Average snowfall in December: 3.35"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Stillwater, KY

Average snowfall days in December - Stillwater, KY
  • Average snowfall days in December: 8.3 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Stillwater, KY

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 3min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in December
Stillwater, KY

Average sunshine days in December - Stillwater, KY
  • Average sunshine days in December: 12.1 days

The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is February (9 days).

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Average UV index in December
Stillwater, KY

Average UV index in December - Stillwater, 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
Stillwater, KY

Average cloud cover in December - Stillwater, KY
  • Average cloud cover in December: 54

The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Stillwater, KY

Average visibility in December - Stillwater, KY
  • Average visibility in December: 5mi

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

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Stillwater, Kentucky, USA

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