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
December's arrival corresponds with a decrease in average high-temperatures, from November's chilly 49.1°F (9.5°C) to a cold 39.6°F (4.2°C). During December, Bellbrook observes a consistent average nighttime temperature of 29.3°F (-1.5°C).Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 82%.Rainfall
In Bellbrook, in December, it is raining for 10 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 154.5 rainfall days, and 25.24" (641mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Bellbrook, in December, during 7.5 snowfall days, 2.05" (52mm) of snow is typically accumulated. Throughout the year, in Bellbrook, there are 33.1 snowfall days, and 10.2" (259mm) of snow is accumulated.Daylight
December has the shortest days of the year in Bellbrook, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:38 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:22 pm EST.
Sunshine
In Bellbrook, the average sunshine in December is 4h.UV index
January, February, October through 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 minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What are the most humid months?
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 in Bellbrook?
How many hours of daylight does Bellbrook have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Bellbrook have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Bellbrook, OH
- Average high temperature in December: 39.6°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 (33.6°F).
- Average low temperature in December: 29.3°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 (21.7°F).
Average pressure in December
Bellbrook, OH
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Bellbrook, OH
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Bellbrook, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Bellbrook, OH
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is October (1.54").
Average rainfall days in December
Bellbrook, OH
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (8 days).
Average snowfall in December
Bellbrook, OH
- Average snowfall in December: 2.05"
The months with the highest snowfall are January and February (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Bellbrook, OH
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bellbrook, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 0min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Bellbrook, OH
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in December
Bellbrook, 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, October, November and December (UV index 2).
Average cloud cover in December
Bellbrook, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Bellbrook, 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).
Bellbrook, Ohio, USA
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