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
As November transitions into December, North Royalton sees a drop in the average high-temperature, transitioning from a chilly 47.3°F (8.5°C) to a wintry 37.6°F (3.1°C). North Royalton sustains an average of approximately a subzero cold 28.6°F (-1.9°C) during December nights, with little variation from daytime highs.Humidity
In North Royalton, the average relative humidity in December is 83%.Rainfall
In North Royalton, in December, during 8.7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In North Royalton, during the entire year, the rain falls for 165 days and collects up to 29.57" (751mm) of precipitation.Snowfall
Months with snowfall in North Royalton are January through May, October through December. In North Royalton, during December, snow falls for 11.9 days and regularly aggregates up to 3.94" (100mm) of snow. Throughout the year, there are 57.1 snowfall days, and 19.61" (498mm) of snow is accumulated.Daylight
December has the shortest days of the year in North Royalton, with an average of 9h and 18min of daylight.On the first day of December in North Royalton, sunrise is at 7:33 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:07 pm EST.
Sunshine
The average sunshine in December in North Royalton, Ohio, is 3.3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 1 in December suggests the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is December cold in North Royalton?
What is the average humidity in December in North Royalton?
How much does it rain in North Royalton in December?
How much does it snow in North Royalton in December?
What is the month with the shortest days in North Royalton?
How many hours of daylight does North Royalton have in December?
When is the sunrise / sunset in December in North Royalton?
How many hours of sunshine does North Royalton have in December?
What is the month with the lowest UV index in North Royalton?
How high is the UV index in December in North Royalton?
Average temperature in December
North Royalton, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
North Royalton, 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
North Royalton, OH
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in December
North Royalton, OH
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in December
North Royalton, OH
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in December
North Royalton, OH
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in December
North Royalton, OH
- Average snowfall in December: 3.94"
The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North Royalton, OH
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Royalton, 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 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
North Royalton, OH
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in December
North Royalton, 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
North Royalton, 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 28).
Average visibility in December
North Royalton, 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).
North Royalton, Ohio, USA
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