December weather forecast
Radcliff, OH

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Weather in December

December, the first month of the winter in Radcliff, is also a wintry month, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 30.4°F (-0.9°C).

Temperature

The start of December signals a decrease in the average high-temperature, transitioning from a cool 51.4°F (10.8°C) in November to a cold 41.7°F (5.4°C). Throughout December nights, Radcliff registers an average low-temperature of 30.4°F (-0.9°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Radcliff, Ohio, in December, it is raining for 13 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, in Radcliff, there are 176 rainfall days, and 34.53" (877mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 9.5 days. Throughout December, 2.44" (62mm) of snow is accumulated. In Radcliff, during the entire year, snow falls for 44 days and aggregates up to 16.34" (415mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:30 am and sunset at 5:07 pm. On the last day of December, sunrise is at 7:48 am and sunset at 5:17 pm EST.

Sunshine

In Radcliff, the average sunshine in December is 3.9h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

December temperatures vary between a high-temperature of 41.7°F (5.4°C) and a low-temperature of 30.4°F (-0.9°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 93.2°F (34°C).

What is the average humidity in December?

In Radcliff, the average relative humidity in December is 82%.

How much does it rain in December?

In Radcliff, during December, the rain falls for 13 days and regularly aggregates up to 3.31" (84mm) of precipitation.

How much does it snow in December?

In Radcliff, in December, during 9.5 snowfall days, 2.44" (62mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Radcliff?

In Radcliff, Ohio, the average day length in December is 9h and 28min.

When is the sunrise / sunset in December?

On the first day of December in Radcliff, sunrise is at 7:30 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:17 pm EST.

How long on average sun shines in December?

The average sunshine duration in December in Radcliff, Ohio, is 3.9h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Radcliff, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Radcliff, OH

Average temperature in December - Radcliff, OH
  • Average high temperature in December: 41.7°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in December
Radcliff, OH

Average pressure in December - Radcliff, OH
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Radcliff, OH

Average wind speed in December - Radcliff, OH
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Radcliff, OH

Average humidity in December - Radcliff, OH
  • Average humidity in December: 82%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Radcliff, OH

Average rainfall in December - Radcliff, OH
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in December
Radcliff, OH

Average rainfall days in December - Radcliff, OH
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in December
Radcliff, OH

Average snowfall in December - Radcliff, OH
  • Average snowfall in December: 2.44"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Radcliff, OH

Average snowfall days in December - Radcliff, OH
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Radcliff, OH

Average daylight in December / Average sunshine in December - Radcliff, OH
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in December
Radcliff, OH

Average sunshine days in December - Radcliff, OH
  • Average sunshine days in December: 11.9 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in December
Radcliff, OH

Average UV index in December - Radcliff, OH
  • 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, November and December (UV index 2).

Average cloud cover in December
Radcliff, OH

Average cloud cover in December - Radcliff, OH
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Radcliff, OH

Average visibility in December - Radcliff, OH
  • Average visibility in December: 5mi

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

Radcliff, Ohio, USA

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