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
Stepping into December, Maple Valley observes a temperature decline, with the average high falling from November's frosty 47.8°F (8.8°C) to a cold 37.6°F (3.1°C). December nights observe an average temperature dip to a subzero cold 27.7°F (-2.4°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In Maple Valley, Ohio, in December, it is raining for 4.9 days, with typically 0.55" (14mm) of accumulated precipitation. Throughout the year, there are 104.9 rainfall days, and 7.8" (198mm) of precipitation is accumulated.Snowfall
Months with snowfall in Maple Valley are January through May, November and December. In December, it is snowing for 6.5 days. Throughout December, 0.55" (14mm) of snow is accumulated. Throughout the year, there are 35.5 snowfall days, and 3.27" (83mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:32 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:07 pm EST.
Sunshine
In Maple Valley, the average sunshine in December is 3.3h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 1 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. 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 many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Maple Valley have in December?
When is the sunrise / 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
Maple Valley, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Maple Valley, 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 (29.93"Hg).
Average wind speed in December
Maple Valley, OH
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in December
Maple Valley, OH
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is July (76%).
Average rainfall in December
Maple Valley, OH
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in December
Maple Valley, OH
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is January (4 days).
Average snowfall in December
Maple Valley, OH
- Average snowfall in December: 0.55"
The month with the highest snowfall is January (0.91").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Maple Valley, OH
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Maple Valley, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Maple Valley, OH
- Average sunshine days in December: 21.1 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is May (14 days).
Average UV index in December
Maple Valley, 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
Maple Valley, OH
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Maple Valley, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Maple Valley, Ohio, USA
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