December weather forecast
Mount Blanco, OH

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Weather in December

The first month of the winter, December, is still a cold month in Mount Blanco, Ohio, with an average temperature ranging between min 30.6°F (-0.8°C) and max 41.7°F (5.4°C).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a fresh 51.6°F (10.9°C) in November to a wintry 41.7°F (5.4°C). Mount Blanco's temperature lowers to a mean of 30.6°F (-0.8°C) during the nights in December.

Humidity

In Mount Blanco, the average relative humidity in December is 82%.

Rainfall

In Mount Blanco, during December, the rain falls for 7.8 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 103.2 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Mount Blanco. In December, it is snowing for 5.1 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, there are 27.2 snowfall days, and 2.52" (64mm) 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 7:30 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:16 pm EST.

Sunshine

The average sunshine in December is 4.1h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 1 during December translates into the following guidance:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

How cold does it get in Mount Blanco in December?

An average high-temperature, in December, in Mount Blanco, is 41.7°F (5.4°C) and the average low-temperature is 30.6°F (-0.8°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 93.2°F (34°C).

What is the average humidity in December in Mount Blanco?

The average relative humidity in December in Mount Blanco, Ohio, is 82%.

How many days does it rain in December in Mount Blanco?

In Mount Blanco, in December, during 7.8 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How many days does it snow in December in Mount Blanco?

In Mount Blanco, in December, during 5.1 snowfall days, 0.39" (10mm) of snow is typically accumulated.

What is the month with the shortest days in Mount Blanco?

The month with the shortest days in Mount Blanco is December, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Mount Blanco?

The average day length in December in Mount Blanco, Ohio, is 9h and 28min.

When is the sunrise / sunset in December in Mount Blanco?

In December, on the first day of the month, sunrise is at 7:30 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:16 pm EST.

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

The average sunshine duration in December in Mount Blanco, Ohio, is 4.1h.

What is the month with the lowest UV index in Mount Blanco?

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

What is the UV index reading in December in Mount Blanco?

In Mount Blanco, Ohio, the average daily maximum UV index in December is 1. A UV Index estimate 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
Mount Blanco, OH

Average temperature in December - Mount Blanco, OH
  • Average high temperature in December: 41.7°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 (36.3°F).

  • Average low temperature in December: 30.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in December
Mount Blanco, OH

Average pressure in December - Mount Blanco, 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
Mount Blanco, OH

Average wind speed in December - Mount Blanco, 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).

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Average humidity in December
Mount Blanco, OH

Average humidity in December - Mount Blanco, OH
  • Average humidity in December: 82%

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

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Average rainfall in December
Mount Blanco, OH

Average rainfall in December - Mount Blanco, OH
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is May (1.02").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in December
Mount Blanco, OH

Average rainfall days in December - Mount Blanco, OH
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is November (5.6 days).

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Average snowfall in December
Mount Blanco, OH

Average snowfall in December - Mount Blanco, OH
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mount Blanco, OH

Average snowfall days in December - Mount Blanco, OH
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is January (7.8 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
Mount Blanco, OH

Average daylight in December / Average sunshine in December - Mount Blanco, 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 August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in December
Mount Blanco, OH

Average sunshine days in December - Mount Blanco, OH
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is May (15.5 days).

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Average UV index in December
Mount Blanco, OH

Average UV index in December - Mount Blanco, 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).

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Average cloud cover in December
Mount Blanco, OH

Average cloud cover in December - Mount Blanco, OH
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Mount Blanco, OH

Average visibility in December - Mount Blanco, OH
  • Average visibility in December: 5mi

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

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Mount Blanco, Ohio, USA

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