December weather forecast
Boston Corner, IN

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Weather in December

The first month of the winter, December, is also a wintry month in Boston Corner, Indiana, with an average temperature ranging between min 27.1°F (-2.7°C) and max 36.7°F (2.6°C).

Temperature

The arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 47.5°F (8.6°C) to an icy 36.7°F (2.6°C). During December, the average low-temperature in Boston Corner is a freezing cold 27.1°F (-2.7°C).

Humidity

The average relative humidity in December in Boston Corner is 82%.

Rainfall

In December, in Boston Corner, the rain falls for 11.1 days. Throughout December, 1.61" (41mm) of precipitation is accumulated. In Boston Corner, Indiana, during the entire year, the rain falls for 159.4 days and collects up to 23.74" (603mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, in Boston Corner, Indiana, it is snowing for 10 days. Throughout December, 1.93" (49mm) of snow is accumulated. Throughout the year, in Boston Corner, there are 48.4 snowfall days, and 10.47" (266mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:45 am and sunset at 5:12 pm. On the last day of December, in Boston Corner, sunrise is at 8:04 am and sunset at 5:21 pm EST.

Sunshine

In December, the average sunshine in Boston Corner is 3.9h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 1 suggests this advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold is December in Boston Corner?

In December, in Boston Corner, the average high-temperature is 36.7°F (2.6°C), and the average low-temperature is 27.1°F (-2.7°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is evaluated at 87.8°F (31°C).

What is the average humidity in December in Boston Corner?

In December, the average relative humidity is 82%.

How many days does it rain in December in Boston Corner?

In Boston Corner, Indiana, in December, during 11.1 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

How much does it snow in Boston Corner in December?

In Boston Corner, Indiana, in December, during 10 snowfall days, 1.93" (49mm) of snow is typically accumulated.

What is the month with the shortest days in Boston Corner?

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

How many hours of daylight does Boston Corner have in December?

In December, the average day length is 9h and 17min.

What time are sunrise and sunset in December in Boston Corner?

In December, on the first day of the month, sunrise is at 7:45 am and sunset at 5:12 pm. On the last day of the month, in Boston Corner, Indiana, sunrise is at 8:04 am and sunset at 5:21 pm EST.

How many hours of sunshine does Boston Corner have in December?

The average sunshine duration in December in Boston Corner, Indiana, is 3.9h.

When is the lowest UV index in Boston Corner?

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

How high is the UV index in December in Boston Corner?

In December, the average daily maximum UV index in Boston Corner, Indiana, is 1. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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
Boston Corner, IN

Average temperature in December - Boston Corner, IN
  • Average high temperature in December: 36.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Boston Corner, IN

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Boston Corner, IN

Average wind speed in December - Boston Corner, IN
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in December
Boston Corner, IN

Average humidity in December - Boston Corner, IN
  • Average humidity in December: 82%

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

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Average rainfall in December
Boston Corner, IN

Average rainfall in December - Boston Corner, IN
  • Average rainfall in December: 1.61"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.34").

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Average rainfall days in December
Boston Corner, IN

Average rainfall days in December - Boston Corner, IN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in December
Boston Corner, IN

Average snowfall in December - Boston Corner, IN
  • Average snowfall in December: 1.93"

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

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Average snowfall days in December
Boston Corner, IN

Average snowfall days in December - Boston Corner, IN
  • Average snowfall days in December: 10 days

The month with the highest number of snowfall days is January (13.5 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
Boston Corner, IN

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

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 18min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in December
Boston Corner, IN

Average sunshine days in December - Boston Corner, IN
  • Average sunshine days in December: 13 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is June (10 days).

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Average UV index in December
Boston Corner, IN

Average UV index in December - Boston Corner, 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
Boston Corner, IN

Average cloud cover in December - Boston Corner, IN
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in December
Boston Corner, IN

Average visibility in December - Boston Corner, IN
  • Average visibility in December: 6mi

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

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Boston Corner, Indiana, USA

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