December weather forecast
Hopkinsville, KY

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Weather in December

December culminates the year in Hopkinsville, Kentucky with a full swing winter season. The temperature low hits 34.2°F (1.2°C) on average, with the possibility of light snowfall of 0.71" (18mm) over approximately three days. These weather conditions mark a stark contrast with November's transitional weather as December firmly establishes winter's arrival. With limited sunshine, considerable cloud cover, and longer nights, the month wraps up the year on a cold note, often marked by holiday celebrations, warm hearths, and winter wonderland landscapes.

Temperature

December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a refreshing 55.4°F (13°C) in November to a chilly 46.8°F (8.2°C). Hopkinsville experiences a mean temperature of 34.2°F (1.2°C) during December nights.

Humidity

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

Rainfall

In Hopkinsville, during December, the rain falls for 10.9 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 155.9 rainfall days, and 26.38" (670mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Hopkinsville, in December, during 2.7 snowfall days, 0.71" (18mm) of snow is typically accumulated. Throughout the year, there are 14 snowfall days, and 3.9" (99mm) of snow is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:44 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:43 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

Hopkinsville in December has an average high-temperature of 46.8°F (8.2°C) and an average low-temperature of 34.2°F (1.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 96.8°F (36°C).

What is the most humid month?

The months with the highest humidity are March, May and December, with an average relative humidity of 79%.

What is the average humidity in December?

In Hopkinsville, the average relative humidity in December is 79%.

How much does it rain in December?

In Hopkinsville, in December, during 10.9 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Hopkinsville, during December, snow falls for 2.7 days and regularly aggregates up to 0.71" (18mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Hopkinsville have in December?

The average day length in December is 9h and 41min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:44 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:43 pm CST.

How many hours of sunshine does Hopkinsville have in December?

The average sunshine duration in December is 4.7h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In Hopkinsville, Kentucky, the average daily maximum UV index in December 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
Hopkinsville, KY

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

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (42.1°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Hopkinsville, KY

Average pressure in December - Hopkinsville, 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 (29.96"Hg).

Average wind speed in December
Hopkinsville, KY

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

The windiest months (with the highest average wind speed) are February and April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).

Average humidity in December
Hopkinsville, KY

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

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

Average rainfall in December
Hopkinsville, KY

Average rainfall in December - Hopkinsville, KY
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is January (1.5").

Average rainfall days in December
Hopkinsville, KY

Average rainfall days in December - Hopkinsville, KY
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in December
Hopkinsville, KY

Average snowfall in December - Hopkinsville, KY
  • Average snowfall in December: 0.71"

The month with the highest snowfall is March (1.14").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Hopkinsville, KY

Average snowfall days in December - Hopkinsville, KY
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (4.4 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
Hopkinsville, KY

Average daylight in December / Average sunshine in December - Hopkinsville, 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 4min

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 30min).

Average sunshine days in December
Hopkinsville, KY

Average sunshine days in December - Hopkinsville, KY
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in December
Hopkinsville, KY

Average UV index in December - Hopkinsville, 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
Hopkinsville, KY

Average cloud cover in December - Hopkinsville, KY
  • Average cloud cover in December: 50

The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in December
Hopkinsville, KY

Average visibility in December - Hopkinsville, 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).

Hopkinsville, Kentucky, USA

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