December weather forecast
Millersburg, OH

Weather in December

The first month of the winter, December, is also a wintry month in Millersburg, Ohio, with an average temperature ranging between min 27°F (-2.8°C) and max 38.3°F (3.5°C).

Temperature

In December, the average high-temperature drops from a frosty 48.4°F (9.1°C) in November to a wintry 38.3°F (3.5°C). In December, the average low-temperature is 27°F (-2.8°C).

Humidity

In December, the average relative humidity in Millersburg is 84%.

Rainfall

In Millersburg, during December, the rain falls for 12.5 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 174.5 rainfall days, and 31.34" (796mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In December, in Millersburg, Ohio, it is snowing for 11.7 days. Throughout December, 3.58" (91mm) of snow is accumulated. Throughout the year, in Millersburg, there are 55.7 snowfall days, and 19.06" (484mm) of snow is accumulated.

Daylight

With an average of 9h and 20min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:32 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:10 pm EST.

Sunshine

In December, the average sunshine is 3.6h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Millersburg?

The average relative humidity in December in Millersburg, Ohio, is 84%.

How many days does it rain in December in Millersburg?

In Millersburg, during December, the rain falls for 12.5 days and regularly aggregates up to 2.44" (62mm) of precipitation.

How many days does it snow in December in Millersburg?

In December, it is snowing for 11.7 days. Throughout December, 3.58" (91mm) of snow is accumulated.

What is the month with the shortest days in Millersburg?

With an average of 9h and 20min of daylight, December has the shortest days of the year in Millersburg, Ohio.

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

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

When are sunrise and sunset in December in Millersburg?

On the first day of December in Millersburg, sunrise is at 7:32 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:10 pm EST.

How long on average sun shines in December in Millersburg?

In December, the average sunshine duration is 3.6h.

What are the months with the lowest UV index in Millersburg?

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

What is the UV index intensity in December in Millersburg?

In Millersburg, Ohio, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.

Average temperature in December
Millersburg, OH

Average temperature in December - Millersburg, OH
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Millersburg, OH

Average pressure in December - Millersburg, 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 (29.94"Hg).

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Average wind speed in December
Millersburg, OH

Average wind speed in December - Millersburg, OH
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Millersburg, OH

Average humidity in December - Millersburg, OH
  • Average humidity in December: 84%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and November (78%).

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Average rainfall in December
Millersburg, OH

Average rainfall in December - Millersburg, OH
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is April (3.19").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in December
Millersburg, OH

Average rainfall days in December - Millersburg, OH
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (9.2 days).

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Average snowfall in December
Millersburg, OH

Average snowfall in December - Millersburg, OH
  • Average snowfall in December: 3.58"

The month with the highest snowfall is January (5.31").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Millersburg, OH

Average snowfall days in December - Millersburg, OH
  • Average snowfall days in December: 11.7 days

The month with the highest number of snowfall days is January (15.8 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
Millersburg, OH

Average daylight in December / Average sunshine in December - Millersburg, 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: 3.6h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days in December
Millersburg, OH

Average sunshine days in December - Millersburg, OH
  • Average sunshine days in December: 10.9 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in December
Millersburg, OH

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

The month with the highest UV index is 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
Millersburg, OH

Average cloud cover in December - Millersburg, OH
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Millersburg, OH

Average visibility in December - Millersburg, 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).

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