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
A shift in Blacklick's weather is observed as November turns into December, with the average high temperature reducing from a frosty 49.6°F (9.8°C) to a wintry 39.4°F (4.1°C). During the nights in December, Blacklick experiences a consistent average temperature of 29.3°F (-1.5°C).Humidity
In Blacklick, the average relative humidity in December is 81%.Rainfall
In Blacklick, during December, the rain falls for 8.8 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, in Blacklick, there are 139.3 rainfall days, and 20.31" (516mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Blacklick. In Blacklick, in December, during 4.5 snowfall days, 1.06" (27mm) of snow is typically accumulated. In Blacklick, during the entire year, snow falls for 25.8 days and aggregates up to 6.14" (156mm) 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 December, sunrise is at 7:34 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:16 pm EST.
Sunshine
The average sunshine in December is 3.9h.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 radiation for the average person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
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. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Blacklick have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Blacklick, OH
- Average high temperature in December: 39.4°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Blacklick, 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
Blacklick, OH
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Blacklick, OH
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are April, October and November (74%).
Average rainfall in December
Blacklick, OH
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in December
Blacklick, OH
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in December
Blacklick, OH
- Average snowfall in December: 1.06"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Blacklick, OH
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Blacklick, 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: 3h and 5min
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
Blacklick, OH
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Blacklick, OH
- Average UV index in December: 2
The months with the highest UV index are May, 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
Blacklick, 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 29).
Average visibility in December
Blacklick, 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).
Blacklick, Ohio, USA
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