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
The average high-temperature shows a slight dip in December, from November's fresh 50.9°F (10.5°C) to a wintry 42.4°F (5.8°C). Consistently, White Island Shores reports average nighttime temperatures of 34.2°F (1.2°C) during December, a marginal step down from its daytime highs.Humidity
In White Island Shores, the average relative humidity in December is 76%.Rainfall
December is the month with the most rainfall. Rain falls for 12.5 days and accumulates 3.58" (91mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In White Island Shores, in December, during 3.5 snowfall days, 1.26" (32mm) of snow is typically accumulated. Throughout the year, in White Island Shores, there are 21.7 snowfall days, and 8.43" (214mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in White Island Shores.On the first day of December in White Island Shores, sunrise is at 6:51 am and sunset at 4:12 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 4.8h of sunshine, are months with the least sunshine in White Island Shores.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in December translates into these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
Is it cold in White Island Shores during December?
What is the average humidity in December in White Island Shores?
What is the wettest month in White Island Shores?
How much does it rain in White Island Shores in December?
How much does it snow in White Island Shores in December?
What is the month with the shortest days in White Island Shores?
How many hours of daylight does White Island Shores have in December?
What time are sunrise and sunset in December in White Island Shores?
What is the month with the least sunshine in White Island Shores?
How many hours of sunshine does White Island Shores have in December?
What is the month with the lowest UV index in White Island Shores?
How high is the UV index in December in White Island Shores?
Average temperature in December
White Island Shores, MA
- Average high temperature in December: 42.4°F
The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in December: 34.2°F
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in December
White Island Shores, 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
White Island Shores, MA
- Average wind speed in December: 13mph
The windiest month (with the highest average wind speed) is January (13.7mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in December
White Island Shores, MA
- Average humidity in December: 76%
The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).
Average rainfall in December
White Island Shores, MA
- Average rainfall in December: 3.58"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
White Island Shores, MA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (9 days).
Average snowfall in December
White Island Shores, MA
- Average snowfall in December: 1.26"
The months with the highest snowfall are February and March (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
White Island Shores, MA
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
White Island Shores, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
White Island Shores, MA
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in December
White Island Shores, MA
- Average UV index in December: 2
The months with the highest UV index are 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
White Island Shores, MA
- Average cloud cover in December: 48
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
White Island Shores, 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).
White Island Shores, Massachusetts, USA
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