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
Stepping into December, North Amherst observes a temperature decline, with the average high falling from November's frosty 47.3°F (8.5°C) to an icy 36.5°F (2.5°C). During December, the average low-temperature is a freezing cold 25.3°F (-3.7°C).Humidity
The average relative humidity in December in North Amherst is 80%.Rainfall
December is the month with the most rainfall. Rain falls for 10.7 days and accumulates 2.87" (73mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 6.5 days. Throughout December, 3.94" (100mm) of snow is accumulated. Throughout the year, in North Amherst, Massachusetts, there are 38.2 snowfall days, and 21.42" (544mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:18 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:27 pm EST.
Sunshine
The average sunshine in December in North Amherst, Massachusetts, is 5h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during December translates into the following guidance:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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 North Amherst?
What is the rainiest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in North Amherst?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
North Amherst, MA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 25.3°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 (18.1°F).
Average pressure in December
North Amherst, 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
North Amherst, MA
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
North Amherst, 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
North Amherst, 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 (1.57").
Average rainfall days in December
North Amherst, MA
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in December
North Amherst, MA
- Average snowfall in December: 3.94"
The month with the highest snowfall is February (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North Amherst, MA
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is February (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Amherst, 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: 5h and 0min
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 42min).
Average sunshine days in December
North Amherst, MA
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is March (13.6 days).
Average UV index in December
North Amherst, 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, October, November and December (UV index 2).
Average cloud cover in December
North Amherst, MA
- Average cloud cover in December: 46
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
North Amherst, MA
- Average visibility in December: 6mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
North Amherst, Massachusetts, USA
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