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 beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 48.4°F (9.1°C) in November to a wintry 37.8°F (3.2°C). The nighttime temperature dips to a freezing cold 27.5°F (-2.5°C) on average during December.Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 83%.Rainfall
In Swanders, during December, the rain falls for 7 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Swanders, during the entire year, the rain falls for 111.7 days and collects up to 8.58" (218mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Swanders, Ohio, during December, snow falls for 6.1 days and regularly aggregates up to 0.47" (12mm) of snow. Throughout the year, there are 27.1 snowfall days, and 2.8" (71mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:40 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 5:20 pm EST.
Sunshine
In December, the average sunshine is 3.9h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
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 Swanders in December?
What is the month with the shortest days?
How many hours of daylight does Swanders have in December?
When are sunrise and sunset in December?
How long on average sun shines in December in Swanders?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Swanders, OH
- Average high temperature in December: 37.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32°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 (20.1°F).
Average pressure in December
Swanders, OH
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Swanders, OH
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
Swanders, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Swanders, OH
- Average rainfall in December: 0.55"
The wettest months (with the highest rainfall) are May and June (1.06").
The driest month (with the least rainfall) is November (0.47").
Average rainfall days in December
Swanders, OH
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is February (5 days).
Average snowfall in December
Swanders, OH
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Swanders, OH
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Swanders, 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 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 30min).
Average sunshine days in December
Swanders, OH
- Average sunshine days in December: 21 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in December
Swanders, 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, October, November and December (UV index 2).
Average cloud cover in December
Swanders, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Swanders, 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).
Swanders, Ohio, USA
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