December weather forecastMarseilles, OH
December
Weather in December
December, the first month of the winter in Marseilles, is still a cold month, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 37°F (2.8°C).Temperature
The decrease of average high-temperatures is mild in December, with a decline from a chilly 48.2°F (9°C) in November to an icy 37°F (2.8°C). Marseilles's average low-temperature in the month of December is recorded at a freezing cold 27.5°F (-2.5°C).Humidity
In Marseilles, the average relative humidity in December is 83%.Rainfall
In Marseilles, Ohio, in December, during 11.2 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, in Marseilles, there are 171.5 rainfall days, and 28.86" (733mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Marseilles, in December, during 11.3 snowfall days, 2.91" (74mm) of snow is typically accumulated. In Marseilles, during the entire year, snow falls for 52.6 days and aggregates up to 14.37" (365mm) of snow.Daylight
The month with the shortest days in Marseilles is December, with an average of 9h and 18min of daylight.On the first day of December in Marseilles, sunrise is at 7:38 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:16 pm EST.
Sunshine
In Marseilles, the average sunshine in December is 3.8h.UV index
The month with the lowest UV index in Marseilles is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 1 in December translates into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Marseilles, OH
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (31.1°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
Marseilles, 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
Marseilles, OH
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in December
Marseilles, 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 October and November (75%).
Average rainfall in December
Marseilles, OH
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (1.81").
Average rainfall days in December
Marseilles, OH
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in December
Marseilles, OH
- Average snowfall in December: 2.91"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Marseilles, OH
- Average snowfall days in December: 11.3 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Marseilles, OH
- Average daylight in December: 9h and 18min
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 48min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Marseilles, OH
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is November (15.5 days).
The months with the least sunshine days are February and May (9.3 days).
Average UV index in December
Marseilles, OH
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Marseilles, OH
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Marseilles, 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).
