December weather forecast
Marion, OH

Weather in December

The first month of the winter, December, is also a wintry month in Marion, Ohio, with temperature in the range of an average high of 37.6°F (3.1°C) and an average low of 27.5°F (-2.5°C).

Temperature

In Marion, the average high-temperature in December decreases from a chilly 47.8°F (8.8°C) in November to a wintry 37.6°F (3.1°C). In December, in Marion, the average low-temperature is 27.5°F (-2.5°C).

Humidity

The average relative humidity in December in Marion, Ohio, is 83%.

Rainfall

In December, the rain falls for 12 days. Throughout December, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 171.7 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Marion are January through May, October through December. In Marion, in December, during 10.6 snowfall days, 3.19" (81mm) of snow is typically accumulated. In Marion, during the entire year, snow falls for 51.8 days and aggregates up to 15.16" (385mm) of snow.

Daylight

The month with the shortest days in Marion is December, with an average of 9h and 20min of daylight.
On the first day of December in Marion, sunrise is at 7:36 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:15 pm EST.

Sunshine

In December, the average sunshine in Marion is 3.8h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 1 in December transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Marion?

In December, the average relative humidity in Marion, Ohio, is 83%.

How many days does it rain in December in Marion?

In Marion, Ohio, in December, during 12 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

How much does it snow in Marion in December?

In Marion, Ohio, during December, snow falls for 10.6 days and regularly aggregates up to 3.19" (81mm) of snow.

What is the month with the shortest days in Marion?

December has the shortest days of the year, with an average of 9h and 20min of daylight.

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

In December, the average day length in Marion, Ohio, is 9h and 20min.

When is the sunrise / sunset in December in Marion?

On the first day of December in Marion, sunrise is at 7:36 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:15 pm EST.

How long on average sun shines in December in Marion?

The average sunshine duration in December is 3.8h.

What is the month with the lowest UV index in Marion?

December is the month with the lowest UV index in Marion, Ohio, with an average maximum UV index of 1.

How high is the UV index in December in Marion?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Marion, OH

Average temperature in December - Marion, OH
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 27.5°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 (19.8°F).

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Average pressure in December
Marion, OH

Average pressure in December - Marion, OH
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Marion, OH

Average wind speed in December - Marion, OH
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in December
Marion, OH

Average humidity in December - Marion, OH
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, October and November (76%).

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Average rainfall in December
Marion, OH

Average rainfall in December - Marion, OH
  • Average rainfall in December: 2.17"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Marion, OH

Average rainfall days in December - Marion, OH
  • Average rainfall days in December: 12 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in December
Marion, OH

Average snowfall in December - Marion, OH
  • Average snowfall in December: 3.19"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Marion, OH

Average snowfall days in December - Marion, OH
  • Average snowfall days in December: 10.6 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Marion, OH
  • Average daylight in December: 9h and 20min

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 20min).

  • Average sunshine in December: 3h and 48min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in December
Marion, OH

Average sunshine days in December - Marion, OH
  • Average sunshine days in December: 12.1 days

The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.2 days).

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Average UV index in December
Marion, OH

Average UV index in December - Marion, OH
  • Average UV index in December: 1

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

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Average cloud cover in December
Marion, OH

Average cloud cover in December - Marion, OH
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in December
Marion, OH

Average visibility in December - Marion, OH
  • Average visibility in December: 6mi

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

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