December weather forecast
Coalmont, IN

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Weather in December

The first month of the winter, December, is still a cold month in Coalmont, Indiana, with an average temperature ranging between max 40.8°F (4.9°C) and min 29.5°F (-1.4°C).

Temperature

With December's arrival, Coalmont sees a decrease in average high-temperatures, moving from a fresh 51.1°F (10.6°C) in November to an icy 40.8°F (4.9°C). During the nights in December, Coalmont observes an average low-temperature of 29.5°F (-1.4°C).

Humidity

In Coalmont, Indiana, the average relative humidity in December is 81%.

Rainfall

In Coalmont, Indiana, during December, the rain falls for 9.6 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Coalmont, during the entire year, the rain falls for 147.3 days and collects up to 27.32" (694mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Coalmont. In Coalmont, in December, snow falls for 4.5 days, with typically accumulated 1.46" (37mm) of snow. In Coalmont, during the entire year, snow falls for 21.1 days and aggregates up to 7.68" (195mm) of snow.

Daylight

The month with the shortest days in Coalmont, Indiana, is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:49 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:36 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 4.5h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December leads to these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold is December in Coalmont?

In December, in Coalmont, the average high-temperature is 40.8°F (4.9°C), and the average low-temperature is 29.5°F (-1.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 91.4°F (33°C).

What is the average humidity in December in Coalmont?

In Coalmont, the average relative humidity in December is 81%.

How much does it rain in Coalmont in December?

In Coalmont, in December, it is raining for 9.6 days, with typically 2.2" (56mm) of accumulated precipitation.

How many days does it snow in December in Coalmont?

In December, in Coalmont, it is snowing for 4.5 days. Throughout December, 1.46" (37mm) of snow is accumulated.

What is the month with the shortest days in Coalmont?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

How many hours of daylight does Coalmont have in December?

In December, the average day length in Coalmont, Indiana, is 9h and 28min.

When is the sunrise / sunset in December in Coalmont?

On the first day of December, sunrise is at 7:49 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:36 pm EST.

What are the months with the least sunshine in Coalmont?

January and December, with an average of 4.5h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Coalmont?

In Coalmont, Indiana, the average sunshine duration in December is 4.5h.

What is the month with the lowest UV index in Coalmont?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Coalmont, Indiana.

How high is the UV index in December in Coalmont?

In Coalmont, Indiana, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Coalmont, IN

Average temperature in December - Coalmont, IN
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in December
Coalmont, IN

Average pressure in December - Coalmont, IN
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Coalmont, IN

Average wind speed in December - Coalmont, IN
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in December
Coalmont, IN

Average humidity in December - Coalmont, IN
  • Average humidity in December: 81%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Coalmont, IN

Average rainfall in December - Coalmont, IN
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in December
Coalmont, IN

Average rainfall days in December - Coalmont, IN
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in December
Coalmont, IN

Average snowfall in December - Coalmont, IN
  • Average snowfall in December: 1.46"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Coalmont, IN

Average snowfall days in December - Coalmont, IN
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Coalmont, IN

Average daylight in December / Average sunshine in December - Coalmont, IN
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).

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Average sunshine days in December
Coalmont, IN

Average sunshine days in December - Coalmont, IN
  • Average sunshine days in December: 18 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).

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Average UV index in December
Coalmont, IN

Average UV index in December - Coalmont, IN
  • 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, November and December (UV index 2).

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Average cloud cover in December
Coalmont, IN

Average cloud cover in December - Coalmont, IN
  • Average cloud cover in December: 53

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
Coalmont, IN

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

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

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Coalmont, Indiana, USA

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