December weather forecastBrooklyn, OH
December
Weather in December
December, the first month of the winter in Brooklyn, is also a wintry month, with an average temperature varying between 37.6°F (3.1°C) and 29.3°F (-1.5°C).Temperature
Welcoming December, Brooklyn observes a shift in the average high-temperature, falling from November's frosty 47.3°F (8.5°C) to a cold 37.6°F (3.1°C). In Brooklyn, the December nights are characterized by an average low-temperature of 29.3°F (-1.5°C), a minor dip from daytime readings.Humidity
The average relative humidity in December in Brooklyn is 82%.Rainfall
In December, the rain falls for 5.5 days. Throughout December, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 109.1 rainfall days, and 8.43" (214mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Brooklyn, during December, snow falls for 5.6 days and regularly aggregates up to 0.51" (13mm) of snow. In Brooklyn, Ohio, during the entire year, snow falls for 32.9 days and aggregates up to 2.8" (71mm) of snow.Daylight
December has the shortest days of the year in Brooklyn, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:53 am and sunset at 5:07 pm EST.
Sunshine
In Brooklyn, the average sunshine in December is 3.3h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Brooklyn, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Brooklyn, OH
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Brooklyn, OH
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in December
Brooklyn, OH
- Average humidity in December: 82%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in December
Brooklyn, OH
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is May (1.06").
The driest months (with the least rainfall) are February and November (0.47").
Average rainfall days in December
Brooklyn, OH
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Brooklyn, OH
- Average snowfall in December: 0.51"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Brooklyn, OH
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Brooklyn, OH
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Brooklyn, OH
- Average sunshine days in December: 21.2 days
The month with the most sunshine days is December (21.2 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in December
Brooklyn, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Brooklyn, OH
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Brooklyn, 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).





