December weather forecast
Somerset, IN

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Weather in December

The first month of the winter, December, is still a cold month in Somerset, Indiana, with an average temperature fluctuating between 36.5°F (2.5°C) and 26.6°F (-3°C).

Temperature

In Somerset, entering December brings a temperature decrement, reducing from November's chilly 47.5°F (8.6°C) to a cold 36.5°F (2.5°C). In Somerset, in December, the average low-temperature is a freezing cold 26.6°F (-3°C).

Humidity

January, February, July, August and December, with an average relative humidity of 83%, are the most humid months in Somerset.

Rainfall

In Somerset, in December, it is raining for 9.3 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, there are 157.1 rainfall days, and 23.27" (591mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Somerset are January through May, October through December. In December, in Somerset, it is snowing for 10.1 days. Throughout December, 1.77" (45mm) of snow is accumulated. Throughout the year, there are 47.4 snowfall days, and 10.39" (264mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December in Somerset, Indiana, sunrise is at 7:48 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:26 pm EST.

Sunshine

In Somerset, the average sunshine in December is 4.1h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is December in Somerset?

The high-temperature, in December, in Somerset, is 36.5°F (2.5°C), while the low-temperature averages to 26.6°F (-3°C).

What is the most humid month in Somerset?

January, February, July, August and December, with an average relative humidity of 83%, are most humid months in Somerset, Indiana.

What is the average humidity in December in Somerset?

In December, the average relative humidity is 83%.

How much does it rain in Somerset in December?

In Somerset, Indiana, in December, during 9.3 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

How much does it snow in Somerset in December?

In Somerset, Indiana, during December, snow falls for 10.1 days and regularly aggregates up to 1.77" (45mm) of snow.

What is the month with the shortest days in Somerset?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Somerset?

In Somerset, Indiana, the average day length in December is 9h and 19min.

What time are sunrise and sunset in December in Somerset?

On the first day of December in Somerset, sunrise is at 7:48 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:26 pm EST.

How many hours of sunshine does Somerset have in December?

The average sunshine duration in December in Somerset, Indiana, is 4.1h.

When is the lowest UV index in Somerset?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index intensity in December in Somerset?

The average daily maximum UV index in December in Somerset, Indiana, is 1. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
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
Somerset, IN

Average temperature in December - Somerset, IN
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 26.6°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Somerset, IN

Average pressure in December - Somerset, IN
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Somerset, IN

Average wind speed in December - Somerset, IN
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in December
Somerset, IN

Average humidity in December - Somerset, IN
  • Average humidity in December: 83%

The months with the highest relative humidity are January, February, July, August and December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Somerset, IN

Average rainfall in December - Somerset, IN
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.22").

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Average rainfall days in December
Somerset, IN

Average rainfall days in December - Somerset, IN
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (7 days).

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Average snowfall in December
Somerset, IN

Average snowfall in December - Somerset, IN
  • Average snowfall in December: 1.77"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Somerset, IN

Average snowfall days in December - Somerset, IN
  • Average snowfall days in December: 10.1 days

The month with the highest number of snowfall days is January (13.6 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
Somerset, IN

Average daylight in December / Average sunshine in December - Somerset, IN
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in December
Somerset, IN

Average sunshine days in December - Somerset, IN
  • Average sunshine days in December: 13.7 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (9.6 days).

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Average UV index in December
Somerset, IN

Average UV index in December - Somerset, IN
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Somerset, IN

Average cloud cover in December - Somerset, IN
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Somerset, IN

Average visibility in December - Somerset, IN
  • Average visibility in December: 6mi

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

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Somerset, Indiana, USA

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