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
With the onset of December, Manomet experiences a modest temperature adjustment, with the average high-temperature gently receding from a cool 50.7°F (10.4°C) in November to a wintry 41.9°F (5.5°C). Night temperatures in December exhibit a subtle decrease, settling at an average of 32.9°F (0.5°C).Humidity
In December, the average relative humidity is 76%.Rainfall
In Manomet, in December, it is raining for 9.8 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, there are 132.2 rainfall days, and 16.3" (414mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Manomet, Massachusetts, in December, snow falls for 4 days, with typically accumulated 1.02" (26mm) of snow. In Manomet, during the entire year, snow falls for 23.3 days and aggregates up to 5.87" (149mm) of snow.Daylight
December has the shortest days of the year in Manomet, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 6:51 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:21 pm EST.
Sunshine
February and December, with an average of 4.7h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Manomet are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Manomet?
How many days does it rain in December in Manomet?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Manomet have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December in Manomet?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Manomet, MA
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Manomet, MA
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Manomet, MA
- Average wind speed in December: 11.6mph
The windiest month (with the highest average wind speed) is January (12.3mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in December
Manomet, MA
- Average humidity in December: 76%
The month with the highest relative humidity is July (80%).
The months with the lowest relative humidity are March, April and November (74%).
Average rainfall in December
Manomet, MA
- Average rainfall in December: 1.54"
The wettest months (with the highest rainfall) are July and October (1.65").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Manomet, MA
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in December
Manomet, MA
- Average snowfall in December: 1.02"
The month with the highest snowfall is March (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Manomet, MA
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Manomet, 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 12min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in December
Manomet, MA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in December
Manomet, 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
Manomet, MA
- Average cloud cover in December: 48
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Manomet, MA
- 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).
Manomet, Massachusetts, USA
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