December weather forecastGemmer, OH
December
Weather in December
The first month of the winter, December, is still a cold month in Gemmer, Ohio, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 31.1°F (-0.5°C).Temperature
In Gemmer, the average high-temperature in December drops from a fresh 51.6°F (10.9°C) in November to an icy 41.9°F (5.5°C). Throughout December, Gemmer witnesses a consistent average low-temperature of 31.1°F (-0.5°C).Humidity
January, February and December, with an average relative humidity of 81%, are the most humid months in Gemmer.Rainfall
In December, the rain falls for 10.7 days. Throughout December, 1.73" (44mm) of precipitation is accumulated. In Gemmer, during the entire year, the rain falls for 146.7 days and collects up to 20.12" (511mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 6.4 days. Throughout December, 1.26" (32mm) of snow is accumulated. In Gemmer, Ohio, during the entire year, snow falls for 29 days and aggregates up to 6.81" (173mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:33 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:22 pm EST.
Sunshine
In December, the average sunshine is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gemmer, OH
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in December
Gemmer, OH
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Gemmer, OH
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Gemmer, OH
- Average humidity in December: 81%
The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are April, August, September, October and November (76%).
Average rainfall in December
Gemmer, OH
- Average rainfall in December: 1.73"
The wettest months (with the highest rainfall) are April and May (2.24").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in December
Gemmer, OH
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in December
Gemmer, OH
- Average snowfall in December: 1.26"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Gemmer, OH
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gemmer, OH
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Gemmer, OH
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Gemmer, OH
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Gemmer, OH
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Gemmer, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).





