December weather forecast
Day Heights, OH

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Weather in December

The first month of the winter, December, is also a wintry month in Day Heights, Ohio, with temperature in the range of an average high of 41.4°F (5.2°C) and an average low of 30°F (-1.1°C).

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a fresh 51.1°F (10.6°C) in November to a cold 41.4°F (5.2°C). Throughout the nights in December, Day Heights experiences an average low-temperature of 30°F (-1.1°C).

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 81%.

Rainfall

In Day Heights, in December, it is raining for 11 days, with typically 1.93" (49mm) of accumulated precipitation. In Day Heights, during the entire year, the rain falls for 150 days and collects up to 25.91" (658mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Day Heights, during December, snow falls for 5.4 days and regularly aggregates up to 1.06" (27mm) of snow. Throughout the year, there are 23.9 snowfall days, and 5.63" (143mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:37 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:56 am and sunset at 5:24 pm EST.

Sunshine

In Day Heights, the average sunshine in December is 4.2h.

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 reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

How cold is it in December?

Day Heights in December has an average high-temperature of 41.4°F (5.2°C) and an average low-temperature of 30°F (-1.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is appraised at 89.6°F (32°C).

What is the most humid month?

January, February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December?

In Day Heights, the average relative humidity in December is 81%.

How many days does it rain in December in Day Heights?

In Day Heights, in December, during 11 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Day Heights, during December, snow falls for 5.4 days and regularly aggregates up to 1.06" (27mm) 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.

How many hours of daylight does Day Heights have in December?

In Day Heights, the average day length in December is 9h and 28min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:37 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:24 pm EST.

How many hours of sunshine does Day Heights have in December?

In December, the average sunshine duration is 4.2h.

When is 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 intensity in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Day Heights, OH

Average temperature in December - Day Heights, OH
  • Average high temperature in December: 41.4°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Day Heights, OH

Average pressure in December - Day Heights, 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
Day Heights, OH

Average wind speed in December - Day Heights, OH
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Day Heights, OH

Average humidity in December - Day Heights, OH
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are September and October (75%).

Average rainfall in December
Day Heights, OH

Average rainfall in December - Day Heights, OH
  • Average rainfall in December: 1.93"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Day Heights, OH

Average rainfall days in December - Day Heights, OH
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in December
Day Heights, OH

Average snowfall in December - Day Heights, OH
  • Average snowfall in December: 1.06"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Day Heights, OH

Average snowfall days in December - Day Heights, OH
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (7.3 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
Day Heights, OH

Average daylight in December / Average sunshine in December - Day Heights, 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 months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Day Heights, OH

Average sunshine days in December - Day Heights, OH
  • Average sunshine days in December: 16.1 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in December
Day Heights, OH

Average UV index in December - Day Heights, OH
  • Average UV index in December: 2

The months with the highest UV index are 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
Day Heights, OH

Average cloud cover in December - Day Heights, OH
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December
Day Heights, OH

Average visibility in December - Day Heights, 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).

Day Heights, Ohio, USA

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