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
During Willowick's transition into December, the average high-temperature lessens, moving from a chilly 46.9°F (8.3°C) in November to a cold 37.8°F (3.2°C). The nights of December anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 29.8°F (-1.2°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Willowick, in December, it is raining for 11 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 160.3 rainfall days, and 21.57" (548mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Willowick, in December, snow falls for 13.8 days, with typically accumulated 2.95" (75mm) of snow. In Willowick, during the entire year, snow falls for 62.3 days and aggregates up to 14.53" (369mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:33 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:05 pm EST.
Sunshine
In December, the average sunshine is 3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Willowick?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Willowick?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Willowick, OH
- Average high temperature in December: 37.8°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Willowick, OH
- Average pressure in December: 30.09"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
Willowick, OH
- Average wind speed in December: 11.1mph
The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Willowick, OH
- Average humidity in December: 82%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Willowick, OH
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is October (2.24").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in December
Willowick, OH
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is October (16.6 days).
The month with the least rainy days is February (8 days).
Average snowfall in December
Willowick, OH
- Average snowfall in December: 2.95"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Willowick, OH
- Average snowfall days in December: 13.8 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Willowick, 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 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Willowick, OH
- Average sunshine days in December: 9 days
The month with the most sunshine days is May (12.9 days).
The month with the least sunshine days is January (7.6 days).
Average UV index in December
Willowick, 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
Willowick, OH
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Willowick, 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).
Willowick, Ohio, USA
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