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
Suffield experiences a temperature shift at the start of December, with average high-temperatures adjusting from a chilly 48.2°F (9°C) in November to a wintry 37.6°F (3.1°C). The average low-temperature, in December, is a freezing cold 26.6°F (-3°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Suffield, in December, during 8.3 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, in Suffield, there are 113.2 rainfall days, and 10.91" (277mm) of precipitation is accumulated.Snowfall
Months with snowfall in Suffield are January through May, November and December. In Suffield, in December, during 4 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Suffield, during the entire year, snow falls for 23.9 days and aggregates up to 5.63" (143mm) of snow.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 6:59 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:29 pm EST.
Sunshine
In December, the average sunshine is 4.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Suffield. 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: The daily maximum UV index of 2 in December interprets into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
Is it cold in Suffield during December?
What is the average humidity in December in Suffield?
How much does it rain in Suffield in December?
How many days does it snow in December in Suffield?
What is the month with the shortest days in Suffield?
What is the average length of the day in December in Suffield?
When is the sunrise / sunset in December in Suffield?
How many hours of sunshine does Suffield have in December?
What are the months with the lowest UV index in Suffield?
What is the UV index intensity in December in Suffield?
Average temperature in December
Suffield, CT
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Suffield, CT
- Average pressure in December: 30.05"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
Suffield, 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 (5.1mph).
Average humidity in December
Suffield, CT
- Average humidity in December: 79%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
Suffield, CT
- Average rainfall in December: 0.94"
The wettest months (with the highest rainfall) are July and October (1.14").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Suffield, CT
- Average rainfall days in December: 8.3 days
The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Suffield, CT
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Suffield, CT
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Suffield, 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 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Suffield, CT
- Average sunshine days in December: 19.2 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is April (16.1 days).
Average UV index in December
Suffield, 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
Suffield, CT
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Suffield, CT
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Suffield, Connecticut, USA
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