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
Leeds, Massachusetts, observes a minor decrease in the average high-temperature with the arrival of December, falling from November's chilly 46.9°F (8.3°C) to an icy 36°F (2.2°C). During the nights in December, Leeds experiences a consistent average temperature of 24.8°F (-4°C).Humidity
The average relative humidity in December in Leeds, Massachusetts, is 80%.Rainfall
In Leeds, Massachusetts, in December, during 10.1 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Leeds, Massachusetts, during the entire year, the rain falls for 134.1 days and collects up to 14.84" (377mm) of precipitation.Snowfall
Months with snowfall in Leeds are January through May, November and December. In Leeds, in December, during 5.1 snowfall days, 1.3" (33mm) of snow is typically accumulated. Throughout the year, in Leeds, there are 28.6 snowfall days, and 6.5" (165mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Leeds, Massachusetts.On the first day of December in Leeds, sunrise is at 7:00 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:28 pm EST.
Sunshine
In Leeds, the average sunshine in December is 4.9h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
How cold is December in Leeds?
What is the average humidity in December in Leeds?
How many days does it rain in December in Leeds?
How much does it snow in Leeds in December?
What is the month with the shortest days in Leeds?
What is the average length of the day in December in Leeds?
When are sunrise and sunset in December in Leeds?
How long on average sun shines in December in Leeds?
What are the months with the lowest UV index in Leeds?
What is the UV index intensity in December in Leeds?
Average temperature in December
Leeds, MA
- Average high temperature in December: 36°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 (30.4°F).
- Average low temperature in December: 24.8°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Leeds, MA
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Leeds, MA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Leeds, MA
- Average humidity in December: 80%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Leeds, MA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is October (1.61").
The driest month (with the least rainfall) is February (0.91").
Average rainfall days in December
Leeds, MA
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Leeds, MA
- Average snowfall in December: 1.3"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Leeds, MA
- Average snowfall days in December: 5.1 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 and September (0 days).
Average daylight in December /
Average sunshine in December
Leeds, MA
- 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 6min).
- 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
Leeds, MA
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (13.7 days).
Average UV index in December
Leeds, MA
- 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, October, November and December (UV index 2).
Average cloud cover in December
Leeds, MA
- Average cloud cover in December: 47
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Leeds, MA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August, September and October (5mi).
Leeds, Massachusetts, USA
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