December weather forecast
Mount Healthy, OH

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Weather in December

The first month of the winter, December, is also a wintry month in Mount Healthy, Ohio, with an average temperature fluctuating between 30.2°F (-1°C) and 41°F (5°C).

Temperature

Mount Healthy's December weather shows a moderate shift in high-temperatures, falling from November's cool 50.9°F (10.5°C) to an icy 41°F (5°C). During the month of December, Mount Healthy's nighttime temperature lowers to an average of 30.2°F (-1°C).

Humidity

With an average relative humidity of 81%, December is the most humid month.

Rainfall

In Mount Healthy, in December, it is raining for 8.8 days, with typically 0.98" (25mm) of accumulated precipitation. In Mount Healthy, during the entire year, the rain falls for 121.7 days and collects up to 12.4" (315mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Mount Healthy, in December, during 5.5 snowfall days, 0.67" (17mm) of snow is typically accumulated. Throughout the year, there are 23.7 snowfall days, and 3.98" (101mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:39 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:25 pm EST.

Sunshine

In December, the average sunshine is 4.2h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 1 in December transforms into the following instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

In December, in Mount Healthy, the average high-temperature is 41°F (5°C), and the average low-temperature is 30.2°F (-1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 89.6°F (32°C).

What is the most humid month?

With an average relative humidity of 81%, December is the most humid month in Mount Healthy.

What is the average humidity in December?

In Mount Healthy, the average relative humidity in December is 81%.

How many days does it rain in December?

In December, the rain falls for 8.8 days. Throughout December, 0.98" (25mm) of precipitation is accumulated.

How much does it snow in December?

In Mount Healthy, during December, snow falls for 5.5 days and regularly aggregates up to 0.67" (17mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Mount Healthy, the average day length in December is 9h and 28min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:39 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:25 pm EST.

How many hours of sunshine does Mount Healthy have in December?

In Mount Healthy, the average sunshine duration in December is 4.2h.

When is the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

What is the UV index intensity in December?

In Mount Healthy, the average daily maximum UV index in December is 1. A UV Index reading 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
Mount Healthy, OH

Average temperature in December - Mount Healthy, OH
  • Average high temperature in December: 41°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 30.2°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in December
Mount Healthy, OH

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

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Mount Healthy, OH

Average wind speed in December - Mount Healthy, OH
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Mount Healthy, OH

Average humidity in December - Mount Healthy, OH
  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in December
Mount Healthy, OH

Average rainfall in December - Mount Healthy, OH
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in December
Mount Healthy, OH

Average rainfall days in December - Mount Healthy, OH
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.5 days).

Average snowfall in December
Mount Healthy, OH

Average snowfall in December - Mount Healthy, OH
  • Average snowfall in December: 0.67"

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Mount Healthy, OH

Average snowfall days in December - Mount Healthy, OH
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is February (6.1 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
Mount Healthy, OH

Average daylight in December / Average sunshine in December - Mount Healthy, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Mount Healthy, OH

Average sunshine days in December - Mount Healthy, OH
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (14 days).

Average UV index in December
Mount Healthy, OH

Average UV index in December - Mount Healthy, OH
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Mount Healthy, OH

Average cloud cover in December - Mount Healthy, OH
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in December
Mount Healthy, OH

Average visibility in December - Mount Healthy, OH
  • 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).

Mount Healthy, Ohio, USA

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