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
A moderate decline in the average high-temperature is seen during December, decreasing from a chilly 49.8°F (9.9°C) in November to an icy 40.3°F (4.6°C). Opperman experiences an average low-temperature reading of 28.6°F (-1.9°C) throughout December.Humidity
In Opperman, Ohio, the average relative humidity in December is 83%.Rainfall
In December, in Opperman, the rain falls for 8.7 days. Throughout December, 0.94" (24mm) of precipitation is accumulated. In Opperman, during the entire year, the rain falls for 123.8 days and collects up to 11.3" (287mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Opperman, during December, snow falls for 7.5 days and regularly aggregates up to 0.75" (19mm) of snow. Throughout the year, there are 39 snowfall days, and 5.28" (134mm) of snow is accumulated.Daylight
The month with the shortest days in Opperman, Ohio, is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:29 am and sunset at 5:02 pm. On the last day of December, in Opperman, Ohio, sunrise is at 7:47 am and sunset at 5:11 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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold does it get in Opperman in December?
What is the average humidity in December in Opperman?
How many days does it rain in December in Opperman?
How many days does it snow in December in Opperman?
What is the month with the shortest days in Opperman?
What is the average length of the day in December in Opperman?
When are sunrise and sunset in December in Opperman?
How many hours of sunshine does Opperman have in December?
When is the lowest UV index in Opperman?
How high is the UV index in December in Opperman?
Average temperature in December
Opperman, OH
- Average high temperature in December: 40.3°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Opperman, 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).
Average wind speed in December
Opperman, OH
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Opperman, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in December
Opperman, OH
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is June (1.26").
The driest months (with the least rainfall) are September and November (0.67").
Average rainfall days in December
Opperman, OH
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in December
Opperman, OH
- Average snowfall in December: 0.75"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Opperman, OH
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Opperman, 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Opperman, OH
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is February (13.6 days).
Average UV index in December
Opperman, 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).
Average cloud cover in December
Opperman, 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 35).
Average visibility in December
Opperman, OH
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Opperman, Ohio, USA
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