December weather forecast
South Hooksett, NH

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Weather in December

The first month of the winter, December, is still a cold month in South Hooksett, New Hampshire, with an average temperature fluctuating between 23.9°F (-4.5°C) and 34.9°F (1.6°C).

Temperature

Stepping into December, South Hooksett observes a temperature decline, with the average high falling from November's chilly 45.9°F (7.7°C) to a wintry 34.9°F (1.6°C). During the month of December, the nighttime temperature in South Hooksett, New Hampshire, falls to an average of 23.9°F (-4.5°C).

Humidity

In South Hooksett, the average relative humidity in December is 80%.

Rainfall

In South Hooksett, New Hampshire, during December, the rain falls for 9.6 days and regularly aggregates up to 2.52" (64mm) of precipitation. In South Hooksett, during the entire year, the rain falls for 138.6 days and collects up to 26.18" (665mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In South Hooksett, during December, snow falls for 7.4 days and regularly aggregates up to 5.16" (131mm) of snow. In South Hooksett, during the entire year, snow falls for 42 days and aggregates up to 25.83" (656mm) 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 the month, sunrise is at 6:57 am and sunset at 4:12 pm. On the last day of December, in South Hooksett, sunrise is at 7:17 am and sunset at 4:21 pm EST.

Sunshine

The average sunshine in December in South Hooksett is 4.7h.

UV index

The months with the lowest UV index in South Hooksett 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 in December translates into these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in South Hooksett in December?

South Hooksett in December has an average high-temperature of 34.9°F (1.6°C) and an average low-temperature of 23.9°F (-4.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in December in South Hooksett?

In December, the average relative humidity is 80%.

How many days does it rain in December in South Hooksett?

In South Hooksett, New Hampshire, in December, during 9.6 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

How much does it snow in South Hooksett in December?

In South Hooksett, during December, snow falls for 7.4 days and regularly aggregates up to 5.16" (131mm) of snow.

What is the month with the shortest days in South Hooksett?

With an average of 9h and 6min of daylight, December has the shortest days of the year in South Hooksett.

What is the average length of the day in December in South Hooksett?

The average day length in December in South Hooksett, New Hampshire, is 9h and 4min.

What time are sunrise and sunset in December in South Hooksett?

On the first day of December in South Hooksett, New Hampshire, sunrise is at 6:57 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:21 pm EST.

How many hours of sunshine does South Hooksett have in December?

The average sunshine duration in December in South Hooksett, New Hampshire, is 4.7h.

What are the months with the lowest UV index in South Hooksett?

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

How high is the UV index in December in South Hooksett?

In South Hooksett, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
South Hooksett, NH

Average temperature in December - South Hooksett, NH
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure in December
South Hooksett, NH

Average pressure in December - South Hooksett, NH
  • 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
South Hooksett, NH

Average wind speed in December - South Hooksett, NH
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
South Hooksett, NH

Average humidity in December - South Hooksett, NH
  • Average humidity in December: 80%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in December
South Hooksett, NH

Average rainfall in December - South Hooksett, NH
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in December
South Hooksett, NH

Average rainfall days in December - South Hooksett, NH
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in December
South Hooksett, NH

Average snowfall in December - South Hooksett, NH
  • Average snowfall in December: 5.16"

The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
South Hooksett, NH

Average snowfall days in December - South Hooksett, NH
  • Average snowfall days in December: 7.4 days

The month with the highest number of snowfall days is January (10.7 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
South Hooksett, NH

Average daylight in December / Average sunshine in December - South Hooksett, NH
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in December
South Hooksett, NH

Average sunshine days in December - South Hooksett, NH
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is March (12.9 days).

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Average UV index in December
South Hooksett, NH

Average UV index in December - South Hooksett, NH
  • 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
South Hooksett, NH

Average cloud cover in December - South Hooksett, NH
  • Average cloud cover in December: 48

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
South Hooksett, NH

Average visibility in December - South Hooksett, NH
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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South Hooksett, New Hampshire, USA

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