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 onset of December comes with a shift in the average high-temperature, falling from a cool 50.4°F (10.2°C) in November to a cold 40.5°F (4.7°C). Sycamore Valley anticipates an average minimum temperature of 28.9°F (-1.7°C) in the month of December.Humidity
In December, the average relative humidity is 83%.Rainfall
In December, the rain falls for 13 days. Throughout December, 3.07" (78mm) of precipitation is accumulated. In Sycamore Valley, during the entire year, the rain falls for 181.2 days and collects up to 35.16" (893mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Sycamore Valley, during December, snow falls for 10.7 days and regularly aggregates up to 3.78" (96mm) of snow. In Sycamore Valley, during the entire year, snow falls for 53.6 days and aggregates up to 22.64" (575mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:27 am and sunset at 5:01 pm. On the last day of December, sunrise is at 7:45 am and sunset at 5:10 pm EST.
Sunshine
In December, the average sunshine is 3.7h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Sycamore Valley, OH
- Average high temperature in December: 40.5°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 28.9°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 (21.6°F).
Average pressure in December
Sycamore Valley, 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
Sycamore Valley, OH
- Average wind speed in December: 6.6mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Sycamore Valley, OH
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in December
Sycamore Valley, OH
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Sycamore Valley, OH
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (10.5 days).
Average snowfall in December
Sycamore Valley, OH
- Average snowfall in December: 3.78"
The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Sycamore Valley, OH
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sycamore Valley, OH
- Average daylight in December: 9h and 2min
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 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 18min).
Average sunshine days in December
Sycamore Valley, OH
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in December
Sycamore Valley, OH
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Sycamore Valley, OH
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Sycamore Valley, 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 and February (4mi).
Sycamore Valley, Ohio, USA
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