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
The onset of December entails a temperature shift, as the average high-temperature decreases from a frosty 46.6°F (8.1°C) in November to a cold 36.7°F (2.6°C). December's average low-temperature reading in Cornwall Bridge settles at a freezing cold 25.7°F (-3.5°C).Humidity
The average relative humidity in December in Cornwall Bridge is 81%.Rainfall
In December, in Cornwall Bridge, the rain falls for 10.9 days. Throughout December, 3.35" (85mm) of precipitation is accumulated. In Cornwall Bridge, during the entire year, the rain falls for 160.5 days and collects up to 33.86" (860mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Cornwall Bridge. In Cornwall Bridge, during December, snow falls for 7.1 days and regularly aggregates up to 3.7" (94mm) of snow. In Cornwall Bridge, during the entire year, snow falls for 40.2 days and aggregates up to 20.39" (518mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:32 pm EST.
Sunshine
In Cornwall Bridge, the average sunshine in December is 4.5h.UV index
The months with the lowest UV index in Cornwall Bridge, Connecticut, are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in Cornwall Bridge in December?
What is the average humidity in December in Cornwall Bridge?
How much does it rain in Cornwall Bridge in December?
How much does it snow in Cornwall Bridge in December?
What is the month with the shortest days in Cornwall Bridge?
How many hours of daylight does Cornwall Bridge have in December?
What time are sunrise and sunset in December in Cornwall Bridge?
How long on average sun shines in December in Cornwall Bridge?
When is the lowest UV index in Cornwall Bridge?
How high is the UV index in December in Cornwall Bridge?
Average temperature in December
Cornwall Bridge, CT
- Average high temperature in December: 36.7°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 (30.9°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Cornwall Bridge, 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
Cornwall Bridge, CT
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Cornwall Bridge, CT
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Cornwall Bridge, CT
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is July (3.54").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in December
Cornwall Bridge, CT
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in December
Cornwall Bridge, CT
- Average snowfall in December: 3.7"
The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cornwall Bridge, CT
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cornwall Bridge, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Cornwall Bridge, CT
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Cornwall Bridge, CT
- Average UV index in December: 2
The month with the highest UV index is June (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
Cornwall Bridge, CT
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Cornwall Bridge, 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).
Cornwall Bridge, Connecticut, USA
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