December weather forecastEtna, OH
December
Weather in December
December, the first month of the winter in Etna, is also a wintry month, with an average temperature fluctuating between 39°F (3.9°C) and 29.1°F (-1.6°C).Temperature
During the transition into December, Etna observes a decrease in the average high-temperature, falling from a frosty 49.1°F (9.5°C) in November to a cold 39°F (3.9°C). An average low-temperature of 29.1°F (-1.6°C) is recorded during the nights in December in Etna.Humidity
In December, the average relative humidity is 82%.Rainfall
In Etna, in December, during 9.6 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Etna, during the entire year, the rain falls for 142.3 days and collects up to 18.54" (471mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Etna, during December, snow falls for 7 days and regularly aggregates up to 1.18" (30mm) of snow. In Etna, during the entire year, snow falls for 32.3 days and aggregates up to 6.85" (174mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:33 am and sunset at 5:06 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:15 pm EST.
Sunshine
The average sunshine in December in Etna is 3.8h.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 in December translates into this advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Etna, OH
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Etna, OH
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Etna, OH
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in December
Etna, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (75%).
Average rainfall in December
Etna, OH
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in December
Etna, OH
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Etna, OH
- Average snowfall in December: 1.18"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Etna, OH
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Etna, OH
- Average daylight in December: 9h and 24min
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 24min).
- Average sunshine in December: 3h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Etna, OH
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (11 days).
Average UV index in December
Etna, OH
- Average UV index in December: 2
The months with the highest UV index are 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
Etna, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Etna, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





