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
The shift from November to December involves a decrease in the average high-temperature, dropping from a cool 51.6°F (10.9°C) to a cold 41.9°F (5.5°C). Throughout December, the temperature falls to an average low of 30.7°F (-0.7°C).Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 81%.Rainfall
In December, the rain falls for 12.3 days. Throughout December, 2.48" (63mm) of precipitation is accumulated. In Rehm, during the entire year, the rain falls for 163.5 days and collects up to 27.17" (690mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Rehm, in December, during 8.3 snowfall days, 1.81" (46mm) of snow is typically accumulated. Throughout the year, there are 36.6 snowfall days, and 9.69" (246mm) of snow is accumulated.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 7:32 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:50 am and sunset at 5:19 pm EST.
Sunshine
The average sunshine in December is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Rehm in December?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Rehm have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Rehm have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Rehm, OH
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Rehm, 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).
Average wind speed in December
Rehm, OH
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Rehm, OH
- Average humidity in December: 81%
The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is November (75%).
Average rainfall in December
Rehm, OH
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Rehm, OH
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Rehm, OH
- Average snowfall in December: 1.81"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Rehm, OH
- Average snowfall days in December: 8.3 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rehm, OH
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
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 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Rehm, OH
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in December
Rehm, OH
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Rehm, OH
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Rehm, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July, August and September (5mi).
Rehm, Ohio, USA
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