December weather forecast
Harris Grove, KY

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Weather in December

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

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a mild 56.1°F (13.4°C) in November to a frosty 46.8°F (8.2°C). The average nighttime temperature lowers to a cold 34.7°F (1.5°C) throughout December.

Humidity

February, March, May and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Harris Grove, during December, the rain falls for 12.3 days and regularly aggregates up to 3.31" (84mm) of precipitation. In Harris Grove, during the entire year, the rain falls for 171.5 days and collects up to 39.72" (1009mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, it is snowing for 2.2 days. Throughout December, 0.87" (22mm) of snow is accumulated. Throughout the year, there are 12.1 snowfall days, and 5.35" (136mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 6:47 am and sunset at 4:38 pm. On the last day of December, in Harris Grove, sunrise is at 7:05 am and sunset at 4:48 pm CST.

Sunshine

In Harris Grove, the average sunshine in December is 4.9h.

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 of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

In Harris Grove, in December, the average high-temperature is 46.8°F (8.2°C), and 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 combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What are the most humid months?

February, March, May and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December in Harris Grove?

In December, the average relative humidity is 79%.

How much does it rain in December?

In Harris Grove, during December, the rain falls for 12.3 days and regularly aggregates up to 3.31" (84mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 2.2 days. Throughout December, 0.87" (22mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 43min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:47 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:48 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 4.9h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents 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
Harris Grove, KY

Average temperature in December - Harris Grove, 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 (42.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in December
Harris Grove, KY

Average pressure in December - Harris Grove, 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).

Average wind speed in December
Harris Grove, KY

Average wind speed in December - Harris Grove, KY
  • Average wind speed in December: 8.4mph

The windiest months (with the highest average wind speed) are January, February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in December
Harris Grove, KY

Average humidity in December - Harris Grove, KY
  • Average humidity in December: 79%

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

Average rainfall in December
Harris Grove, KY

Average rainfall in December - Harris Grove, KY
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is February (4.41").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in December
Harris Grove, KY

Average rainfall days in December - Harris Grove, KY
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (10.4 days).

Average snowfall in December
Harris Grove, KY

Average snowfall in December - Harris Grove, KY
  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Harris Grove, KY

Average snowfall days in December - Harris Grove, KY
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Harris Grove, KY

Average daylight in December / Average sunshine in December - Harris Grove, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Harris Grove, KY

Average sunshine days in December - Harris Grove, KY
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in December
Harris Grove, KY

Average UV index in December - Harris Grove, 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).

Average cloud cover in December
Harris Grove, KY

Average cloud cover in December - Harris Grove, KY
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in December
Harris Grove, KY

Average visibility in December - Harris Grove, 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).

Harris Grove, Kentucky, USA

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