December weather forecast
Saint Bernice, IN

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Weather in December

The first month of the winter, December, is also an icy month in Saint Bernice, Indiana, with an average temperature fluctuating between 39°F (3.9°C) and 28.4°F (-2°C).

Temperature

The beginning of December marks a decrease in the average high-temperature, transitioning from a frosty 49.8°F (9.9°C) in November to an icy 39°F (3.9°C). Throughout the month of December, Saint Bernice expects an average low of 28.4°F (-2°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In December, the rain falls for 8.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Saint Bernice, during the entire year, the rain falls for 146.1 days and collects up to 21.02" (534mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. December is the month with the most snowfall. Snow falls for 7 days and accumulates 1.69" (43mm) 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 the month, sunrise is at 7:52 am and sunset at 5:26 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:35 pm EST.

Sunshine

The average sunshine in December is 4.4h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 during December leads to these advisories:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Boost your sun resistance with garments that are densely woven yet spacious. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

Is it cold during December?

December temperatures vary between a high-temperature of 39°F (3.9°C) and a low-temperature of 28.4°F (-2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is appraised at 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 81%.

How much does it rain in December?

In Saint Bernice, during December, the rain falls for 8.1 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 7 days and typically aggregates up to 1.69" (43mm) of snow.

How much does it snow in December?

In Saint Bernice, during December, snow falls for 7 days and regularly aggregates up to 1.69" (43mm) of snow.

What is the month with the shortest days?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

How many hours of daylight does Saint Bernice have in December?

The average day length in December is 9h and 25min.

When are sunrise and sunset in December in Saint Bernice?

On the first day of December, sunrise is at 7:52 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:35 pm EST.

How many hours of sunshine does Saint Bernice have in December?

In December, the average sunshine duration is 4.4h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Saint Bernice, IN

Average temperature in December - Saint Bernice, IN
  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in December: 28.4°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 (21.6°F).

Average pressure in December
Saint Bernice, IN

Average pressure in December - Saint Bernice, 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).

Average wind speed in December
Saint Bernice, IN

Average wind speed in December - Saint Bernice, IN
  • Average wind speed in December: 9.3mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in December
Saint Bernice, IN

Average humidity in December - Saint Bernice, IN
  • Average humidity in December: 81%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Saint Bernice, IN

Average rainfall in December - Saint Bernice, IN
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is November (1.02").

Average rainfall days in December
Saint Bernice, IN

Average rainfall days in December - Saint Bernice, IN
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in December
Saint Bernice, IN

Average snowfall in December - Saint Bernice, IN
  • Average snowfall in December: 1.69"

The month with the highest snowfall is December (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Saint Bernice, IN

Average snowfall days in December - Saint Bernice, IN
  • Average snowfall days in December: 7 days

The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Saint Bernice, IN

Average daylight in December / Average sunshine in December - Saint Bernice, 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 2min

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

Average sunshine days in December
Saint Bernice, IN

Average sunshine days in December - Saint Bernice, IN
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).

Average UV index in December
Saint Bernice, IN

Average UV index in December - Saint Bernice, 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).

Average cloud cover in December
Saint Bernice, IN

Average cloud cover in December - Saint Bernice, IN
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June, August and September (Cloud cover 31).

Average visibility in December
Saint Bernice, IN

Average visibility in December - Saint Bernice, 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).

Saint Bernice, Indiana, USA

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