December weather forecast
Westminster, OH

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Weather in December

The first month of the winter, December, is still a cold month in Westminster, Ohio, with an average temperature ranging between max 37.2°F (2.9°C) and min 27.5°F (-2.5°C).

Temperature

The decrease of average high-temperatures is mild in December, with a decline from a chilly 48°F (8.9°C) in November to a wintry 37.2°F (2.9°C). Westminster experiences an average low-temperature reading of 27.5°F (-2.5°C) throughout December.

Humidity

The average relative humidity in December is 82%.

Rainfall

The months with the least rainfall are February and December Rain falls for 8.9 days and accumulates 1.14" (29mm) of rain.

Snowfall

January through April, October through December are months with snowfall. In December, it is snowing for 7.5 days. Throughout December, 1.14" (29mm) of snow is accumulated. In Westminster, during the entire year, snow falls for 33.8 days and aggregates up to 7.4" (188mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:41 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:59 am and sunset at 5:18 pm EST.

Sunshine

The average sunshine in December is 3.9h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 1 in December leads to these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Boost your sun resistance with garments that are densely woven yet spacious. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

The high-temperature during December is 37.2°F (2.9°C) and the low-temperature is 27.5°F (-2.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 82%.

What is the driest month?

February and December are months with the least rain when the rain falls for 8.9 days and typically aggregates up to 1.14" (29mm) of rain.

How much does it rain in December?

In Westminster, in December, it is raining for 8.9 days, with typically 1.14" (29mm) of accumulated precipitation.

How many days does it snow in December?

In Westminster, Ohio, in December, snow falls for 7.5 days, with typically accumulated 1.14" (29mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 19min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:41 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 5:18 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 3.9h.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

How high is the UV index in December?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from 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
Westminster, OH

Average temperature in December - Westminster, OH
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (80.6°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 (63.7°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in December
Westminster, OH

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Westminster, OH

Average wind speed in December - Westminster, OH
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in December
Westminster, OH

Average humidity in December - Westminster, OH
  • Average humidity in December: 82%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in December
Westminster, OH

Average rainfall in December - Westminster, OH
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is May (2.72").
The driest months (with the least rainfall) are February and December (1.14").

Average rainfall days in December
Westminster, OH

Average rainfall days in December - Westminster, OH
  • Average rainfall days in December: 8.9 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (6.6 days).

Average snowfall in December
Westminster, OH

Average snowfall in December - Westminster, OH
  • Average snowfall in December: 1.14"

The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Westminster, OH

Average snowfall days in December - Westminster, OH
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Westminster, 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 18min).

  • Average sunshine in December: 3h and 5min

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 24min).

Average sunshine days in December
Westminster, OH

Average sunshine days in December - Westminster, OH
  • Average sunshine days in December: 16 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).

Average UV index in December
Westminster, OH

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

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Westminster, OH

Average cloud cover in December - Westminster, 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).

Average visibility in December
Westminster, OH

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

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

Westminster, Ohio, USA

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