December weather forecast
West Union, OH

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Weather in December

The first month of the winter, December, is still a cold month in West Union, Ohio, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 31.1°F (-0.5°C).

Temperature

The transition into December indicates a reduction in the average high-temperature, down to a wintry 41.9°F (5.5°C) from November's cool 51.6°F (10.9°C). During December, West Union's temperature falls to a steady low-temperature average of 31.1°F (-0.5°C).

Humidity

The months with the highest humidity in West Union are January, February and December, with an average relative humidity of 81%.

Rainfall

In West Union, Ohio, in December, it is raining for 10.7 days, with typically 1.73" (44mm) of accumulated precipitation. In West Union, during the entire year, the rain falls for 146.7 days and collects up to 20.12" (511mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in West Union. In West Union, during December, snow falls for 6.4 days and regularly aggregates up to 1.26" (32mm) of snow. In West Union, during the entire year, snow falls for 29 days and aggregates up to 6.81" (173mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:34 am and sunset at 5:12 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:22 pm EST.

Sunshine

The average sunshine in December in West Union, Ohio, is 4.1h.

UV index

The months with the lowest UV index in West Union are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

How cold is December in West Union?

The average high-temperature, in December, in West Union, is 41.9°F (5.5°C), while the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 91.4°F (33°C).

What is the most humid month in West Union?

The months with the highest humidity in West Union are January, February and December, with an average relative humidity of 81%.

What is the average humidity in December in West Union?

The average relative humidity in December in West Union is 81%.

How much does it rain in West Union in December?

In West Union, Ohio, in December, it is raining for 10.7 days, with typically 1.73" (44mm) of accumulated precipitation.

How much does it snow in West Union in December?

In West Union, in December, during 6.4 snowfall days, 1.26" (32mm) of snow is typically accumulated.

What is the month with the shortest days in West Union?

With an average of 9h and 30min of daylight, December has the shortest days of the year in West Union, Ohio.

What is the average length of the day in December in West Union?

The average day length in December in West Union, Ohio, is 9h and 30min.

What time are sunrise and sunset in December in West Union?

In December, on the first day of the month, sunrise is at 7:34 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:22 pm EST.

How long on average sun shines in December in West Union?

In West Union, the average sunshine duration in December is 4.1h.

When is the lowest UV index in West Union?

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

What is the UV index intensity in December in West Union?

In December, the average daily maximum UV index in West Union, Ohio, is 2. A UV Index reading of 2, and below, represents a low health risk 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
West Union, OH

Average temperature in December - West Union, OH
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

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Average pressure in December
West Union, OH

Average pressure in December - West Union, OH
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
West Union, OH

Average wind speed in December - West Union, OH
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in December
West Union, OH

Average humidity in December - West Union, OH
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are April, August, September, October and November (76%).

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Average rainfall in December
West Union, OH

Average rainfall in December - West Union, OH
  • Average rainfall in December: 1.73"

The wettest months (with the highest rainfall) are April and May (2.24").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in December
West Union, OH

Average rainfall days in December - West Union, OH
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in December
West Union, OH

Average snowfall in December - West Union, OH
  • Average snowfall in December: 1.26"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
West Union, OH

Average snowfall days in December - West Union, OH
  • Average snowfall days in December: 6.4 days

The month with the highest number of snowfall days is January (7.9 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
West Union, OH

Average daylight in December / Average sunshine in December - West Union, OH
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
West Union, OH

Average sunshine days in December - West Union, OH
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in December
West Union, OH

Average UV index in December - West Union, OH
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (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
West Union, OH

Average cloud cover in December - West Union, OH
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
West Union, OH

Average visibility in December - West Union, OH
  • Average visibility in December: 6mi

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

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West Union, Ohio, USA

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