December weather forecast
Newton Lower Falls, MA

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Weather in December

The first month of the winter, December, is still a cold month in Newton Lower Falls, Massachusetts, with an average temperature fluctuating between 39.2°F (4°C) and 28.8°F (-1.8°C).

Temperature

A change in temperatures is noted as November gives way to December, with average highs reducing from a chilly 49.3°F (9.6°C) to a wintry 39.2°F (4°C). In December, the temperature in Newton Lower Falls drops to an average of 28.8°F (-1.8°C) at night.

Humidity

In Newton Lower Falls, Massachusetts, the average relative humidity in December is 76%.

Rainfall

In December, the rain falls for 6.1 days. Throughout December, 0.55" (14mm) of precipitation is accumulated. In Newton Lower Falls, Massachusetts, during the entire year, the rain falls for 85.9 days and collects up to 5.87" (149mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. December is the month with the most snowfall in Newton Lower Falls. Snow falls for 2.6 days and accumulates 0.91" (23mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 6:55 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:22 pm EST.

Sunshine

In Newton Lower Falls, the average sunshine in December is 4.9h.

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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

Is it cold in Newton Lower Falls during December?

The high-temperature, in December, in Newton Lower Falls, is 39.2°F (4°C), while the low-temperature averages to 28.8°F (-1.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 84.2°F (29°C).

What is the average humidity in December in Newton Lower Falls?

In December, the average relative humidity in Newton Lower Falls, Massachusetts, is 76%.

How many days does it rain in December in Newton Lower Falls?

In Newton Lower Falls, Massachusetts, in December, during 6.1 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

When does it snow the most in Newton Lower Falls?

The month with the most snowfall in Newton Lower Falls, Massachusetts, is December, when snow falls for 2.6 days and typically aggregates up to 0.91" (23mm) of snow.

How much does it snow in Newton Lower Falls in December?

In Newton Lower Falls, during December, snow falls for 2.6 days and regularly aggregates up to 0.91" (23mm) of snow.

What is the month with the shortest days in Newton Lower Falls?

The month with the shortest days in Newton Lower Falls, Massachusetts, is December, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Newton Lower Falls?

In December, the average day length in Newton Lower Falls is 9h and 8min.

When is the sunrise / sunset in December in Newton Lower Falls?

On the first day of December in Newton Lower Falls, Massachusetts, sunrise is at 6:55 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:22 pm EST.

How long on average sun shines in December in Newton Lower Falls?

In December, the average sunshine duration in Newton Lower Falls, Massachusetts, is 4.9h.

When is the lowest UV index in Newton Lower Falls?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Newton Lower Falls?

In Newton Lower Falls, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Newton Lower Falls, MA

Average temperature in December - Newton Lower Falls, MA
  • Average high temperature in December: 39.2°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in December: 28.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Newton Lower Falls, MA

Average pressure in December - Newton Lower Falls, 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).

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Average wind speed in December
Newton Lower Falls, MA

Average wind speed in December - Newton Lower Falls, MA
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in December
Newton Lower Falls, MA

Average humidity in December - Newton Lower Falls, MA
  • Average humidity in December: 76%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in December
Newton Lower Falls, MA

Average rainfall in December - Newton Lower Falls, MA
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in December
Newton Lower Falls, MA

Average rainfall days in December - Newton Lower Falls, MA
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in December
Newton Lower Falls, MA

Average snowfall in December - Newton Lower Falls, MA
  • Average snowfall in December: 0.91"

The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Newton Lower Falls, MA

Average snowfall days in December - Newton Lower Falls, MA
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Newton Lower Falls, MA

Average daylight in December / Average sunshine in December - Newton Lower Falls, 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 month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Newton Lower Falls, MA

Average sunshine days in December - Newton Lower Falls, MA
  • Average sunshine days in December: 22.2 days

The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

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Average UV index in December
Newton Lower Falls, MA

Average UV index in December - Newton Lower Falls, 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).

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Average cloud cover in December
Newton Lower Falls, MA

Average cloud cover in December - Newton Lower Falls, MA
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in December
Newton Lower Falls, MA

Average visibility in December - Newton Lower Falls, 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).

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Newton Lower Falls, Massachusetts, USA

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