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
With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 47.3°F (8.5°C) in November to a wintry 37°F (2.8°C). During December, Shelby witnesses a consistent average low-temperature of 27.3°F (-2.6°C).Humidity
In Shelby, the average relative humidity in December is 84%.Rainfall
The months with the least rainfall in Shelby are February and December Rain falls for 8.5 days and accumulates 1.85" (47mm) of rain.Snowfall
January through May, October through December are months with snowfall. In Shelby, during December, snow falls for 9.5 days and regularly aggregates up to 2.91" (74mm) of snow. In Shelby, during the entire year, snow falls for 46.9 days and aggregates up to 16.1" (409mm) of snow.Daylight
The month with the shortest days in Shelby, Ohio, is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:36 am and sunset at 5:03 pm. On the last day of December, in Shelby, sunrise is at 7:55 am and sunset at 5:12 pm EST.
Sunshine
The average sunshine in December is 3.5h.UV index
The month with the lowest UV index in Shelby is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 1 in December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Shelby?
What is the average humidity in December in Shelby?
What is the driest month in Shelby?
How much does it rain in Shelby in December?
How many days does it snow in December in Shelby?
What is the month with the shortest days in Shelby?
How many hours of daylight does Shelby have in December?
When are sunrise and sunset in December in Shelby?
How long on average sun shines in December in Shelby?
When is the lowest UV index in Shelby?
What is the UV index intensity in December in Shelby?
Average temperature in December
Shelby, OH
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Shelby, OH
- Average pressure in December: 30.11"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
Shelby, OH
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Shelby, OH
- Average humidity in December: 84%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are October and November (77%).
Average rainfall in December
Shelby, OH
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is June (3.23").
The driest months (with the least rainfall) are February and December (1.85").
Average rainfall days in December
Shelby, OH
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Shelby, OH
- Average snowfall in December: 2.91"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Shelby, OH
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shelby, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Shelby, OH
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in December
Shelby, 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
Shelby, OH
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Shelby, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Shelby, Ohio, USA
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