Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Mount Union's December weather shows a moderate shift in high-temperatures, falling from November's frosty 48°F (8.9°C) to a cold 37.9°F (3.3°C). An average low-temperature of 27°F (-2.8°C) is observed during December nights.Humidity
In Mount Union, the average relative humidity in December is 85%.Rainfall
In Mount Union, in December, it is raining for 10.4 days, with typically 2.36" (60mm) of accumulated precipitation. In Mount Union, during the entire year, the rain falls for 173.2 days and collects up to 30.35" (771mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Mount Union, Ohio, during December, snow falls for 14.5 days and regularly aggregates up to 4.72" (120mm) of snow. In Mount Union, during the entire year, snow falls for 70.4 days and aggregates up to 25.63" (651mm) 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 7:30 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:48 am and sunset at 5:06 pm EST.
Sunshine
In December, the average sunshine is 3.2h.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 unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Stay sun-safe with clothing that is both closely woven and worn loosely. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Mount Union, OH
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Mount Union, OH
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Mount Union, OH
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Mount Union, OH
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Mount Union, OH
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Mount Union, OH
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in December
Mount Union, OH
- Average snowfall in December: 4.72"
The month with the highest snowfall is January (6.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mount Union, OH
- Average snowfall days in December: 14.5 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mount Union, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Mount Union, OH
- Average sunshine days in December: 10.4 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (7.7 days).
Average UV index in December
Mount Union, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Mount Union, OH
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Mount Union, OH
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Mount Union, Ohio, USA
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