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
Galena's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 48.4°F (9.1°C) to a cold 38.7°F (3.7°C). The low-temperature in Galena averages to a freezing cold 28.2°F (-2.1°C) during the nights of December.Humidity
In Galena, the average relative humidity in December is 82%.Rainfall
In December, the rain falls for 8.6 days. Throughout December, 1.18" (30mm) of precipitation is accumulated. In Galena, during the entire year, the rain falls for 134 days and collects up to 16.38" (416mm) of precipitation.Snowfall
Months with snowfall in Galena are January through April, November and December. In Galena, during December, snow falls for 5.4 days and regularly aggregates up to 0.98" (25mm) of snow. Throughout the year, in Galena, Ohio, there are 27.6 snowfall days, and 5.39" (137mm) of snow is accumulated.Daylight
December has the shortest days of the year in Galena, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:35 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:15 pm EST.
Sunshine
In Galena, the average sunshine in December is 4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Galena. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Boost your sun resistance with garments that are densely woven yet spacious. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
How cold is it in Galena in December?
What is the average humidity in December in Galena?
How many days does it rain in December in Galena?
How many days does it snow in December in Galena?
What is the month with the shortest days in Galena?
What is the average length of the day in December in Galena?
When is the sunrise / sunset in December in Galena?
How many hours of sunshine does Galena have in December?
What are the months with the lowest UV index in Galena?
What is the UV index intensity in December in Galena?
Average temperature in December
Galena, OH
- Average high temperature in December: 38.7°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Galena, OH
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Galena, OH
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Galena, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April, October and November (76%).
Average rainfall in December
Galena, OH
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in December
Galena, OH
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Galena, OH
- Average snowfall in December: 0.98"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Galena, OH
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (8.6 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
Galena, 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 24min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Galena, OH
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in December
Galena, 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
Galena, OH
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Galena, 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).
Galena, Ohio, USA
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