December weather forecast
Pine Grove Heights, OH

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Weather in December

The first month of the winter, December, is also an icy month in Pine Grove Heights, Ohio, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 30.2°F (-1°C).

Temperature

In the transition to December, Pine Grove Heights observes a drop in the average high-temperature, moving from a cool 50.9°F (10.5°C) in November to a wintry 41.5°F (5.3°C). An average nighttime temperature of 30.2°F (-1°C) is noted during the month of December.

Humidity

The average relative humidity in December in Pine Grove Heights is 82%.

Rainfall

In Pine Grove Heights, in December, it is raining for 11.5 days, with typically 2.68" (68mm) of accumulated precipitation. In Pine Grove Heights, during the entire year, the rain falls for 163.3 days and collects up to 27.95" (710mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Pine Grove Heights, in December, during 8.7 snowfall days, 1.93" (49mm) of snow is typically accumulated. In Pine Grove Heights, during the entire year, snow falls for 40.3 days and aggregates up to 12.95" (329mm) 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 7:29 am and sunset at 5:05 pm. On the last day of December, sunrise is at 7:48 am and sunset at 5:15 pm EST.

Sunshine

The average sunshine in December is 4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 during December leads to these advisories:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

December temperatures vary between a high-temperature of 41.5°F (5.3°C) and a low-temperature of 30.2°F (-1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 93.2°F (34°C).

What is the average humidity in December?

In December, the average relative humidity is 82%.

How many days does it rain in December?

In Pine Grove Heights, in December, during 11.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 8.7 days. Throughout December, 1.93" (49mm) of snow is 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 Pine Grove Heights?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:29 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:15 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 4h.

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 reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat 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
Pine Grove Heights, OH

Average temperature in December - Pine Grove Heights, OH
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in December
Pine Grove Heights, OH

Average pressure in December - Pine Grove Heights, 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
Pine Grove Heights, OH

Average wind speed in December - Pine Grove Heights, OH
  • Average wind speed in December: 6.8mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Pine Grove Heights, OH

Average humidity in December - Pine Grove Heights, OH
  • Average humidity in December: 82%

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

Average rainfall in December
Pine Grove Heights, OH

Average rainfall in December - Pine Grove Heights, OH
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in December
Pine Grove Heights, OH

Average rainfall days in December - Pine Grove Heights, OH
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in December
Pine Grove Heights, OH

Average snowfall in December - Pine Grove Heights, OH
  • Average snowfall in December: 1.93"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Pine Grove Heights, OH

Average snowfall days in December - Pine Grove Heights, OH
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Pine Grove Heights, OH

Average daylight in December / Average sunshine in December - Pine Grove 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 0min

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 36min).

Average sunshine days in December
Pine Grove Heights, OH

Average sunshine days in December - Pine Grove Heights, OH
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in December
Pine Grove Heights, OH

Average UV index in December - Pine Grove Heights, 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
Pine Grove Heights, OH

Average cloud cover in December - Pine Grove Heights, 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
Pine Grove Heights, OH

Average visibility in December - Pine Grove Heights, 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).

Pine Grove Heights, Ohio, USA

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