December weather forecast
Beech Brook, IN

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Weather in December

The first month of the winter, December, is also a wintry month in Beech Brook, Indiana, with an average temperature varying between 28.6°F (-1.9°C) and 39.2°F (4°C).

Temperature

The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 49.5°F (9.7°C) in November to a wintry 39.2°F (4°C). The average low-temperature, in December, in Beech Brook, is a freezing cold 28.6°F (-1.9°C).

Humidity

The months with the highest humidity are January, July and December, with an average relative humidity of 82%.

Rainfall

In Beech Brook, during December, the rain falls for 9.3 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Beech Brook, during the entire year, the rain falls for 153.4 days and collects up to 26.81" (681mm) of precipitation.

Snowfall

Months with snowfall in Beech Brook are January through April, November and December. In December, it is snowing for 6.8 days. Throughout December, 2.01" (51mm) of snow is accumulated. In Beech Brook, during the entire year, snow falls for 28.6 days and aggregates up to 9.13" (232mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:45 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:29 pm EST.

Sunshine

The average sunshine in December is 4.2h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Beech Brook. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

How cold is it in Beech Brook in December?

In Beech Brook, in December, the average high-temperature is 39.2°F (4°C), and the average low-temperature is 28.6°F (-1.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 86°F (30°C).

What are the most humid months in Beech Brook?

January, July and December, with an average relative humidity of 82%, are most humid months in Beech Brook.

What is the average humidity in December in Beech Brook?

In December, the average relative humidity in Beech Brook is 82%.

How much does it rain in Beech Brook in December?

In December, in Beech Brook, Indiana, the rain falls for 9.3 days. Throughout December, 1.89" (48mm) of precipitation is accumulated.

How much does it snow in Beech Brook in December?

In Beech Brook, in December, snow falls for 6.8 days, with typically accumulated 2.01" (51mm) of snow.

What is the month with the shortest days in Beech Brook?

December has the shortest days of the year in Beech Brook, Indiana, with an average of 9h and 24min of daylight.

What is the average length of the day in December in Beech Brook?

The average day length in December in Beech Brook is 9h and 26min.

When are sunrise and sunset in December in Beech Brook?

On the first day of December in Beech Brook, sunrise is at 7:45 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:29 pm EST.

How many hours of sunshine does Beech Brook have in December?

In December, the average sunshine duration in Beech Brook, Indiana, is 4.2h.

What is the month with the lowest UV index in Beech Brook?

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

What is the UV index reading in December in Beech Brook?

In Beech Brook, Indiana, the average daily maximum UV index in December is 1. 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
Beech Brook, IN

Average temperature in December - Beech Brook, IN
  • Average high temperature in December: 39.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in December: 28.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Beech Brook, IN

Average pressure in December - Beech Brook, IN
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Beech Brook, IN

Average wind speed in December - Beech Brook, IN
  • Average wind speed in December: 9mph

The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in December
Beech Brook, IN

Average humidity in December - Beech Brook, IN
  • Average humidity in December: 82%

The months with the highest relative humidity are January, July and December (82%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Beech Brook, IN

Average rainfall in December - Beech Brook, IN
  • Average rainfall in December: 1.89"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in December
Beech Brook, IN

Average rainfall days in December - Beech Brook, IN
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8 days).

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Average snowfall in December
Beech Brook, IN

Average snowfall in December - Beech Brook, IN
  • Average snowfall in December: 2.01"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Beech Brook, IN

Average snowfall days in December - Beech Brook, IN
  • Average snowfall days in December: 6.8 days

The month with the highest number of snowfall days is January (7.8 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
Beech Brook, IN

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

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 24min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are June and 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
Beech Brook, IN

Average sunshine days in December - Beech Brook, IN
  • Average sunshine days in December: 16 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in December
Beech Brook, IN

Average UV index in December - Beech Brook, IN
  • Average UV index in December: 1

The months with the highest UV index are May, 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
Beech Brook, IN

Average cloud cover in December - Beech Brook, IN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in December
Beech Brook, IN

Average visibility in December - Beech Brook, IN
  • Average visibility in December: 6mi

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

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Beech Brook, Indiana, USA

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