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 comes with a drop in the average high-temperature, falling from November's frosty 48.6°F (9.2°C) to a wintry 38.3°F (3.5°C). Broad Brook's nights in December cool down to an average low-temperature of 27°F (-2.8°C).Humidity
In Broad Brook, the average relative humidity in December is 79%.Rainfall
The month with the most rainfall is December, when the rain falls for 10.6 days and typically aggregates up to 3.03" (77mm) of precipitation.Snowfall
Months with snowfall in Broad Brook are January through May, October through December. In Broad Brook, in December, snow falls for 5.4 days, with typically accumulated 2.91" (74mm) of snow. Throughout the year, there are 33 snowfall days, and 18.03" (458mm) of snow is accumulated.Daylight
December has the shortest days of the year in Broad Brook, with an average of 9h and 12min of daylight.On the first day of December in Broad Brook, sunrise is at 6:58 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:29 pm EST.
Sunshine
The average sunshine in December in Broad Brook is 4.7h.UV index
The months with the lowest UV index in Broad Brook are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Enhance your sun protection with tightly woven, yet airy clothing. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold does it get in Broad Brook in December?
What is the average humidity in December in Broad Brook?
What is the rainiest month in Broad Brook?
How much does it rain in Broad Brook in December?
How many days does it snow in December in Broad Brook?
What is the month with the shortest days in Broad Brook?
What is the average length of the day in December in Broad Brook?
When are sunrise and sunset in December in Broad Brook?
How many hours of sunshine does Broad Brook have in December?
When is the lowest UV index in Broad Brook?
What is the UV index intensity in December in Broad Brook?
Average temperature in December
Broad Brook, CT
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Broad Brook, CT
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Broad Brook, CT
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Broad Brook, CT
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
Broad Brook, CT
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is December (3.03").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Broad Brook, CT
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Broad Brook, CT
- Average snowfall in December: 2.91"
The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Broad Brook, CT
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is February (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Broad Brook, CT
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Broad Brook, CT
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (12 days).
Average UV index in December
Broad Brook, CT
- 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, March, November and December (UV index 2).
Average cloud cover in December
Broad Brook, CT
- Average cloud cover in December: 48
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Broad Brook, CT
- Average visibility in December: 6mi
The months with the highest visibility are April, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August and September (5mi).
Broad Brook, Connecticut, USA
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