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 sea temperature 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
Vermilion's December weather features a mild decline in high-temperatures, reducing from a chilly 47.1°F (8.4°C) in November to a wintry 37.4°F (3°C). December nights in Vermilion witness a slight temperature decrease, averaging at a subzero cold 30.4°F (-0.9°C).Humidity
The average relative humidity in December is 80%.Rainfall
In Vermilion, in December, it is raining for 8.6 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 138.4 rainfall days, and 12.28" (312mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Vermilion, Ohio, during December, snow falls for 8.8 days and regularly aggregates up to 0.71" (18mm) of snow. In Vermilion, during the entire year, snow falls for 43.5 days and aggregates up to 4.25" (108mm) of snow.Ocean temperature
In December, the average ocean temperature in Vermilion, Ohio, is 38.7°F (3.7°C).Note: In relation to swimming, the extreme cold, danger, and potential fatality of this situation are apparent. Without suitable insulated waterproof clothing, the onset of hypothermia is quick.
Daylight
December has the shortest days of the year in Vermilion, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:36 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:10 pm EST.
Sunshine
In December, the average sunshine is 3.5h.UV index
The month with the lowest UV index in Vermilion, Ohio, is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 1 in December leads to these recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
How cold is it in Vermilion in December?
What is the average humidity in December in Vermilion?
How much does it rain in Vermilion in December?
How many days does it snow in December in Vermilion?
How cold is the water in December in Vermilion?
What is the month with the shortest days in Vermilion?
How many hours of daylight does Vermilion have in December?
What time are sunrise and sunset in December in Vermilion?
How long on average sun shines in December in Vermilion?
What is the month with the lowest UV index in Vermilion?
How high is the UV index in December in Vermilion?
Average temperature in December
Vermilion, OH
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 30.4°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in December
Vermilion, OH
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Vermilion, OH
- Average wind speed in December: 12.6mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity in December
Vermilion, OH
- Average humidity in December: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Vermilion, OH
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is June (1.38").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in December
Vermilion, OH
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Vermilion, OH
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Vermilion, OH
- Average snowfall days in December: 8.8 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 sea temperature in December
Vermilion, OH
- Average sea temperature in December: 38.6°F
The best month for swimming (with the highest average sea temperature) is August (76.6°F).
The coldest month (with the lowest average sea temperature) is February (33.1°F).
Average daylight in December /
Average sunshine in December
Vermilion, OH
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Vermilion, OH
- Average sunshine days in December: 12.7 days
The month with the most sunshine days is March (15 days).
The month with the least sunshine days is January (12.1 days).
Average UV index in December
Vermilion, OH
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Vermilion, OH
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in December
Vermilion, OH
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Vermilion, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location
