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
Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 48.2°F (9°C) in November to an icy 37.9°F (3.3°C). Throughout December, Tewksbury anticipates an average low-temperature of 27.3°F (-2.6°C).Humidity
In December, the average relative humidity is 77%.Rainfall
December is the month with the most rainfall. Rain falls for 10.9 days and accumulates 2.87" (73mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Tewksbury, in December, snow falls for 5.6 days, with typically accumulated 4.41" (112mm) of snow. In Tewksbury, Massachusetts, during the entire year, snow falls for 32.6 days and aggregates up to 21.61" (549mm) of snow.Daylight
December has the shortest days of the year in Tewksbury, with an average of 9h and 6min of daylight.On the first day of December in Tewksbury, sunrise is at 6:55 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:21 pm EST.
Sunshine
In December, the average sunshine 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 in Tewksbury. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
How cold is it in Tewksbury in December?
What is the average humidity in December in Tewksbury?
What is the wettest month in Tewksbury?
How much does it rain in Tewksbury in December?
How much does it snow in Tewksbury in December?
What is the month with the shortest days in Tewksbury?
What is the average length of the day in December in Tewksbury?
When are sunrise and sunset in December in Tewksbury?
How many hours of sunshine does Tewksbury have in December?
What is the month with the lowest UV index in Tewksbury?
What is the UV index reading in December in Tewksbury?
Average temperature in December
Tewksbury, MA
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
Tewksbury, MA
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Tewksbury, MA
- Average wind speed in December: 8.3mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in December
Tewksbury, MA
- Average humidity in December: 77%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in December
Tewksbury, MA
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in December
Tewksbury, MA
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in December
Tewksbury, MA
- Average snowfall in December: 4.41"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Tewksbury, MA
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tewksbury, MA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Tewksbury, MA
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).
Average UV index in December
Tewksbury, MA
- 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
Tewksbury, MA
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Tewksbury, MA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).
Tewksbury, Massachusetts, USA
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