December weather forecast
Coal Run, OH

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Weather in December

December, the first month of the winter in Coal Run, is still a cold month, with an average temperature varying between 30.4°F (-0.9°C) and 41.7°F (5.4°C).

Temperature

The onset of December introduces a moderate change in Coal Run's weather, with average high-temperatures falling from November's cool 51.1°F (10.6°C) to a wintry 41.7°F (5.4°C). December brings with it a nighttime average temperature of 30.4°F (-0.9°C).

Humidity

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

Rainfall

In Coal Run, in December, it is raining for 11.3 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, in Coal Run, there are 156.1 rainfall days, and 24.8" (630mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Coal Run are January through April, October through December. In December, in Coal Run, it is snowing for 5.4 days. Throughout December, 1.46" (37mm) of snow is accumulated. Throughout the year, there are 31.3 snowfall days, and 9.37" (238mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Coal Run, with an average of 9h and 24min of daylight.
On the first day of December in Coal Run, sunrise is at 7:28 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:12 pm EST.

Sunshine

The average sunshine in December is 3.8h.

UV index

The months with the lowest UV index in Coal Run 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 threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 2 in December leads to these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Opt for tightly woven and loose clothing to enhance protection from the Sun. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

Is December cold in Coal Run?

December temperatures in Coal Run, Ohio, 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. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 93.2°F (34°C).

What is the average humidity in December in Coal Run?

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

How much does it rain in Coal Run in December?

In Coal Run, Ohio, in December, during 11.3 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How many days does it snow in December in Coal Run?

In Coal Run, Ohio, in December, snow falls for 5.4 days, with typically accumulated 1.46" (37mm) of snow.

What is the month with the shortest days in Coal Run?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Coal Run have in December?

In Coal Run, the average day length in December is 9h and 26min.

What time are sunrise and sunset in December in Coal Run?

On the first day of December in Coal Run, sunrise is at 7:28 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:12 pm EST.

How long on average sun shines in December in Coal Run?

The average sunshine duration in December in Coal Run, Ohio, is 3.8h.

When is the lowest UV index in Coal Run?

The months with the lowest UV index in Coal Run, Ohio, are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Coal Run?

In Coal Run, Ohio, the average daily maximum UV index in December is 2. A UV Index reading 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
Coal Run, OH

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

The warmest month (with the highest average high temperature) is July (85.6°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 (63.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in December
Coal Run, OH

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

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Average wind speed in December
Coal Run, OH

Average wind speed in December - Coal Run, OH
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
Coal Run, OH

Average humidity in December - Coal Run, OH
  • Average humidity in December: 82%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July and August (76%).

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Average rainfall in December
Coal Run, OH

Average rainfall in December - Coal Run, OH
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in December
Coal Run, OH

Average rainfall days in December - Coal Run, OH
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in December
Coal Run, OH

Average snowfall in December - Coal Run, OH
  • Average snowfall in December: 1.46"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Coal Run, OH

Average snowfall days in December - Coal Run, OH
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Coal Run, OH

Average daylight in December / Average sunshine in December - Coal Run, OH
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in December
Coal Run, OH

Average sunshine days in December - Coal Run, OH
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in December
Coal Run, OH

Average UV index in December - Coal Run, 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).

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Average cloud cover in December
Coal Run, OH

Average cloud cover in December - Coal Run, OH
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
Coal Run, OH

Average visibility in December - Coal Run, OH
  • Average visibility in December: 5mi

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

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Coal Run, Ohio, USA

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