December weather forecast
Commiskey, IN

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Weather in December

The first month of the winter, December, is also an icy month in Commiskey, Indiana, with an average temperature varying between 41.4°F (5.2°C) and 30°F (-1.1°C).

Temperature

The commencement of December involves a temperature shift, with the average high-temperature dropping from a cool 51.3°F (10.7°C) in November to an icy 41.4°F (5.2°C). December nights in Commiskey are marked by an average low-temperature of 30°F (-1.1°C).

Humidity

January, February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In December, the rain falls for 10.9 days. Throughout December, 2.24" (57mm) of precipitation is accumulated. In Commiskey, during the entire year, the rain falls for 153.7 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

Months with snowfall in Commiskey are January through April, October through December. In Commiskey, in December, snow falls for 7.1 days, with typically accumulated 1.65" (42mm) of snow. Throughout the year, there are 31.7 snowfall days, and 9.17" (233mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:42 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:30 pm EST.

Sunshine

The average sunshine in December in Commiskey is 4.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Commiskey, Indiana. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, an average UV index of 2 transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. 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. 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 Commiskey during December?

During December, Commiskey experiences an average high-temperature of 41.4°F (5.2°C) and a low-temperature of 30°F (-1.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 91.4°F (33°C).

What is the most humid month in Commiskey?

The months with the highest humidity in Commiskey, Indiana, are January, February and December, with an average relative humidity of 81%.

What is the average humidity in December in Commiskey?

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

How much does it rain in Commiskey in December?

In Commiskey, during December, the rain falls for 10.9 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How much does it snow in Commiskey in December?

In Commiskey, in December, during 7.1 snowfall days, 1.65" (42mm) of snow is typically accumulated.

What is the month with the shortest days in Commiskey?

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

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

In Commiskey, the average day length in December is 9h and 30min.

When is the sunrise / sunset in December in Commiskey?

In December, on the first day of the month, sunrise is at 7:42 am and sunset at 5:21 pm. On the last day of the month, in Commiskey, sunrise is at 8:00 am and sunset at 5:30 pm EST.

How long on average sun shines in December in Commiskey?

The average sunshine duration in December in Commiskey is 4.1h.

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

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

What is the UV index reading in December in Commiskey?

The average daily maximum UV index in December in Commiskey, Indiana, is 2. A UV Index reading of 2, and below, represents 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
Commiskey, IN

Average temperature in December - Commiskey, IN
  • Average high temperature in December: 41.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
Commiskey, IN

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

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Commiskey, IN

Average wind speed in December - Commiskey, IN
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January, February and April (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Commiskey, IN

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

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Commiskey, IN

Average rainfall in December - Commiskey, IN
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in December
Commiskey, IN

Average rainfall days in December - Commiskey, IN
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9 days).

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Average snowfall in December
Commiskey, IN

Average snowfall in December - Commiskey, IN
  • Average snowfall in December: 1.65"

The month with the highest snowfall is March (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Commiskey, IN

Average snowfall days in December - Commiskey, IN
  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Commiskey, IN

Average sunshine days in December - Commiskey, IN
  • Average sunshine days in December: 14.2 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in December
Commiskey, IN

Average UV index in December - Commiskey, 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
Commiskey, IN

Average cloud cover in December - Commiskey, IN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Commiskey, IN

Average visibility in December - Commiskey, IN
  • Average visibility in December: 5mi

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

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Commiskey, Indiana, USA

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