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
December
Weather in December
Temperature
Marion's transition into December involves a shift in temperature, receding from a frosty 47.8°F (8.8°C) in November to an icy 37.6°F (3.1°C). During the nights in December, the temperature averages to a freezing cold 27.5°F (-2.5°C).Humidity
In Marion, the average relative humidity in December is 83%.Rainfall
In December, the rain falls for 12 days. Throughout December, 2.17" (55mm) of precipitation is accumulated. Throughout the year, in Marion, there are 171.7 rainfall days, and 31.3" (795mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Marion, in December, during 10.6 snowfall days, 3.19" (81mm) of snow is typically accumulated. Throughout the year, in Marion, there are 51.8 snowfall days, and 15.16" (385mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:37 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:15 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
The month with the lowest UV index in Marion is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Marion in December?
What is the average humidity in December in Marion?
How much does it rain in Marion in December?
How many days does it snow in December in Marion?
What is the month with the shortest days in Marion?
How many hours of daylight does Marion have in December?
What time are sunrise and sunset in December in Marion?
How many hours of sunshine does Marion have in December?
When is the lowest UV index in Marion?
How high is the UV index in December in Marion?
Average temperature in December
Marion, 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 (31.3°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Marion, OH
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Marion, OH
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Marion, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, October and November (76%).
Average rainfall in December
Marion, OH
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Marion, OH
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Marion, OH
- Average snowfall in December: 3.19"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Marion, OH
- Average snowfall days in December: 10.6 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Marion, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Marion, OH
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in December
Marion, 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
Marion, OH
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Marion, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).