December weather forecast
Koontz Lake, IN

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Weather in December

December, the first month of the winter in Koontz Lake, is still a cold month, with an average temperature ranging between min 26.4°F (-3.1°C) and max 35.6°F (2°C).

Temperature

Koontz Lake in December demonstrates a small temperature transition, adjusting from an average high of a frosty 46.9°F (8.3°C) in November to an icy 35.6°F (2°C). Koontz Lake, in December, observes a steady average low-temperature of 26.4°F (-3.1°C).

Humidity

In December, the average relative humidity in Koontz Lake is 83%.

Rainfall

The months with the least rainfall in Koontz Lake are January, February and December Rain falls for 7.4 days and accumulates 0.91" (23mm) of rain.

Snowfall

January through May, October through December are months with snowfall in Koontz Lake, Indiana. In December, it is snowing for 11.2 days. Throughout December, 1.61" (41mm) of snow is accumulated. In Koontz Lake, during the entire year, snow falls for 51.1 days and aggregates up to 10.08" (256mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 6:53 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:26 pm CST.

Sunshine

In December, the average sunshine is 3.5h.

UV index

The months with the lowest UV index in Koontz Lake are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

How cold is December in Koontz Lake?

December temperatures vary between a high-temperature of 35.6°F (2°C) and a low-temperature of 26.4°F (-3.1°C).

What is the average humidity in December in Koontz Lake?

The average relative humidity in December in Koontz Lake is 83%.

What is the driest month in Koontz Lake?

The months with the least rainfall are January, February and December Rain falls for 7.4 days and accumulates 0.91" (23mm) of rain.

How many days does it rain in December in Koontz Lake?

In Koontz Lake, in December, during 7.4 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

How much does it snow in Koontz Lake in December?

In Koontz Lake, in December, during 11.2 snowfall days, 1.61" (41mm) of snow is typically accumulated.

What is the month with the shortest days in Koontz Lake?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

How many hours of daylight does Koontz Lake have in December?

In Koontz Lake, the average day length in December is 9h and 14min.

When are sunrise and sunset in December in Koontz Lake?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 4:17 pm. On the last day of the month, in Koontz Lake, sunrise is at 7:11 am and sunset at 4:26 pm CST.

How many hours of sunshine does Koontz Lake have in December?

In December, the average sunshine duration is 3.5h.

When is the lowest UV index in Koontz Lake?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in December in Koontz Lake?

In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from 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
Koontz Lake, IN

Average temperature in December - Koontz Lake, IN
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in December
Koontz Lake, IN

Average pressure in December - Koontz Lake, IN
  • Average pressure in December: 30.09"Hg

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

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Average wind speed in December
Koontz Lake, IN

Average wind speed in December - Koontz Lake, IN
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in December
Koontz Lake, IN

Average humidity in December - Koontz Lake, IN
  • Average humidity in December: 83%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in December
Koontz Lake, IN

Average rainfall in December - Koontz Lake, IN
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is June (2.68").
The driest months (with the least rainfall) are January, February and December (0.91").

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Average rainfall days in December
Koontz Lake, IN

Average rainfall days in December - Koontz Lake, IN
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in December
Koontz Lake, IN

Average snowfall in December - Koontz Lake, IN
  • Average snowfall in December: 1.61"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Koontz Lake, IN

Average snowfall days in December - Koontz Lake, IN
  • Average snowfall days in December: 11.2 days

The month with the highest number of snowfall days is January (15.1 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
Koontz Lake, IN

Average daylight in December / Average sunshine in December - Koontz Lake, IN
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 3h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Koontz Lake, IN

Average sunshine days in December - Koontz Lake, IN
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is February (11.3 days).

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Average UV index in December
Koontz Lake, IN

Average UV index in December - Koontz Lake, IN
  • Average UV index in December: 1

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

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Average cloud cover in December
Koontz Lake, IN

Average cloud cover in December - Koontz Lake, IN
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in December
Koontz Lake, IN

Average visibility in December - Koontz Lake, IN
  • Average visibility in December: 6mi

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

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Koontz Lake, Indiana, USA

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