December weather forecastSpring Valley, OH
December
Weather in December
December, the first month of the winter in Spring Valley, is still a cold month, with an average temperature ranging between min 29.1°F (-1.6°C) and max 39.4°F (4.1°C).Temperature
The beginning of December involves a decrease in the average high-temperature, transitioning from a frosty 49.3°F (9.6°C) in November to a cold 39.4°F (4.1°C). Spring Valley's average low-temperature during December nights is observed to be a subzero cold 29.1°F (-1.6°C).Humidity
In December, the average relative humidity is 82%.Rainfall
In December, the rain falls for 12.5 days. Throughout December, 2.72" (69mm) of precipitation is accumulated. In Spring Valley, during the entire year, the rain falls for 174.7 days and collects up to 34.84" (885mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Spring Valley, in December, snow falls for 9.4 days, with typically accumulated 2.56" (65mm) of snow. Throughout the year, there are 42.3 snowfall days, and 14.21" (361mm) 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 in Spring Valley, Ohio, sunrise is at 7:38 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:22 pm EST.
Sunshine
The average sunshine in December is 4h.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 of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Spring Valley, OH
- Average high temperature in December: 39.4°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 (33.6°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Spring Valley, OH
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Spring Valley, OH
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Spring Valley, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Spring Valley, OH
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Spring Valley, OH
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (20.1 days).
The months with the least rainy days are January and February (9.8 days).
Average snowfall in December
Spring Valley, OH
- Average snowfall in December: 2.56"
The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Spring Valley, OH
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Spring Valley, OH
- Average daylight in December: 9h and 24min
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: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Spring Valley, OH
- Average sunshine days in December: 12 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.8 days).
Average UV index in December
Spring Valley, 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, November and December (UV index 2).
Average cloud cover in December
Spring Valley, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Spring 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).
