December weather forecastBranford, CT

December
Weather in December
December in Branford, Connecticut, seals the year with wintry weather, showing considerable drops in temperature averages, sinking to 32.2°F (0.1°C) by month's end. The early onset of the cold season is displayed in December’s average snowfall, introducing the city to its first inches of snow. Despite the chill, the festive cheer that comes with the holiday season adds a sparkle to the cityscape. Daylight hours reach an annual minimum, accentuating the cold while adding to the holiday festivities. To conclude, the year-end weather provides a classic winter scene, setting the stage for vibrant celebrations and cozy indoor retreats.Temperature
Branford observes a minor decrease in the average high-temperature with the arrival of December, falling from November's cool 50.5°F (10.3°C) to an icy 41.4°F (5.2°C). Branford observes an average nighttime temperature of 32.2°F (0.1°C) during December.Humidity
In Branford, the average relative humidity in December is 75%.Rainfall
December is the month with the most rainfall. Rain falls for 13 days and accumulates 3.94" (100mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In December, it is snowing for 4.3 days. Throughout December, 1.42" (36mm) of snow is accumulated. In Branford, during the entire year, snow falls for 26.4 days and aggregates up to 10.12" (257mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 6:58 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:32 pm EST.
Sunshine
The average sunshine in December is 4.9h.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 estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Branford, CT
- Average high temperature in December: 41.4°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 32.2°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Branford, 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
Branford, CT
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).
Average humidity in December
Branford, CT
- Average humidity in December: 75%
The month with the highest relative humidity is June (77%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Branford, CT
- Average rainfall in December: 3.94"
The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Branford, CT
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is January (9.6 days).
Average snowfall in December
Branford, CT
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (3.11").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Branford, CT
- Average snowfall days in December: 4.3 days
The month with the highest number of snowfall days is February (7.7 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
Branford, CT
- Average daylight in December: 9h and 18min
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 18min).
- Average sunshine in December: 4h and 54min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Branford, CT
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Branford, 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
Branford, CT
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Branford, CT
- 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).





