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
With December's arrival, Bantam sees a decrease in average high-temperatures, moving from a chilly 47.5°F (8.6°C) in November to a wintry 37.2°F (2.9°C). Bantam's December nights cool down to an average low-temperature of 26.4°F (-3.1°C).Humidity
In December, the average relative humidity is 80%.Rainfall
December is the month with the most rainfall. Rain falls for 10.8 days and accumulates 3.62" (92mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Bantam, in December, snow falls for 7.4 days, with typically accumulated 3.94" (100mm) of snow. Throughout the year, there are 39.4 snowfall days, and 24.37" (619mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:32 pm EST.
Sunshine
The average sunshine in December is 4.6h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December in Bantam?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Bantam have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December in Bantam?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Bantam, CT
- Average high temperature in December: 37.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Bantam, CT
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Bantam, CT
- Average wind speed in December: 7.7mph
The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Bantam, CT
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Bantam, CT
- Average rainfall in December: 3.62"
The wettest month (with the highest rainfall) is December (3.62").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in December
Bantam, CT
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is June (17.7 days).
The months with the least rainy days are January and February (8.1 days).
Average snowfall in December
Bantam, CT
- Average snowfall in December: 3.94"
The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Bantam, CT
- Average snowfall days in December: 7.4 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bantam, 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 month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Bantam, CT
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in December
Bantam, CT
- Average UV index in December: 2
The months with the highest UV index are June and July (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
Bantam, CT
- Average cloud cover in December: 50
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Bantam, CT
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Bantam, Connecticut, USA
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