December weather forecast
Zanesville, OH

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Colorful fireworks seen in the sky above a large bridge on the Muskingum River in Zanesville, Ohio, during celebrations on Independence Day
Colorful fireworks seen in the sky above a large bridge on the Muskingum River in Zanesville, Ohio, during celebrations on Independence Day

Weather in December

December marks the onset of full-fledged winter in Zanesville with the city shrouded in a cloak of white snow. The constant snowfall does not let up and reaches 2.01" (51mm), turning the city into a spectacle. The duration of daylight continues to drop, and the city spends more time under the dark winter sky. As it gets colder, the need for insulation increases and residents cozy up indoors. December, thus wraps up the year in Zanesville, leaving behind footprints in the city's snow-covered streets.

Temperature

With December's arrival, Zanesville, Ohio, sees a decrease in average high-temperatures, moving from a cool 50°F (10°C) in November to a cold 40.3°F (4.6°C). The mean low-temperature during December nights is a freezing cold 29.3°F (-1.5°C).

Humidity

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

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. In Zanesville, during the entire year, the rain falls for 164.3 days and collects up to 29.65" (753mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In December, in Zanesville, it is snowing for 9.5 days. Throughout December, 2.01" (51mm) of snow is accumulated. In Zanesville, during the entire year, snow falls for 45.6 days and aggregates up to 13.66" (347mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Zanesville.
On the first day of December in Zanesville, sunrise is at 7:31 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:13 pm EST.

Sunshine

In Zanesville, Ohio, the average sunshine in December is 3.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Zanesville. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To cut down UV radiation exposure by about half, sport a wide-brim hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold does it get in Zanesville in December?

An average high-temperature, in December, in Zanesville, is 40.3°F (4.6°C) and the average low-temperature is 29.3°F (-1.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 89.6°F (32°C).

What is the average humidity in December in Zanesville?

In December, the average relative humidity is 82%.

How many days does it rain in December in Zanesville?

In Zanesville, Ohio, during December, the rain falls for 11.5 days and regularly aggregates up to 2.36" (60mm) of precipitation.

How many days does it snow in December in Zanesville?

In December, in Zanesville, Ohio, it is snowing for 9.5 days. Throughout December, 2.01" (51mm) of snow is accumulated.

What is the month with the shortest days in Zanesville?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Zanesville.

How many hours of daylight does Zanesville have in December?

In Zanesville, Ohio, the average day length in December is 9h and 23min.

When is the sunrise / sunset in December in Zanesville?

On the first day of December, sunrise is at 7:31 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:13 pm EST.

How many hours of sunshine does Zanesville have in December?

In December, the average sunshine duration in Zanesville is 3.9h.

When is the lowest UV index in Zanesville?

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

How high is the UV index in December in Zanesville?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe 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
Zanesville, OH

Average temperature in December - Zanesville, OH
  • Average high temperature in December: 40.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure in December
Zanesville, OH

Average pressure in December - Zanesville, OH
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Zanesville, OH

Average wind speed in December - Zanesville, OH
  • Average wind speed in December: 7.4mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in December
Zanesville, OH

Average humidity in December - Zanesville, 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 November (76%).

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Average rainfall in December
Zanesville, OH

Average rainfall in December - Zanesville, OH
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in December
Zanesville, OH

Average rainfall days in December - Zanesville, OH
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in December
Zanesville, OH

Average snowfall in December - Zanesville, OH
  • Average snowfall in December: 2.01"

The month with the highest snowfall is February (4.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Zanesville, OH

Average snowfall days in December - Zanesville, OH
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (13.5 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
Zanesville, OH

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 18min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in December
Zanesville, OH

Average sunshine days in December - Zanesville, OH
  • Average sunshine days in December: 13 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (10.1 days).

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Average UV index in December
Zanesville, OH

Average UV index in December - Zanesville, OH
  • Average UV index in December: 2

The months with the highest UV index are June and July (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
Zanesville, OH

Average cloud cover in December - Zanesville, OH
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in December
Zanesville, OH

Average visibility in December - Zanesville, 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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Zanesville, Ohio, USA

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