December weather forecast
Auburn, IN

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Weather in December

December, the first month of the winter in Auburn, is also a wintry month, with an average temperature fluctuating between 35.8°F (2.1°C) and 26.1°F (-3.3°C).

Temperature

Auburn's average high-temperature decreases in December, falling from a frosty 46.4°F (8°C) in November to a cold 35.8°F (2.1°C). In the month of December, the average low-temperature usually rests at a subzero cold 26.1°F (-3.3°C).

Humidity

The average relative humidity in December is 84%.

Rainfall

The months with the least rainfall are January and December Rain falls for 9.3 days and accumulates 1.34" (34mm) of rain.

Snowfall

January through May, October through December are months with snowfall. In Auburn, in December, during 11.5 snowfall days, 2.09" (53mm) of snow is typically accumulated. In Auburn, during the entire year, snow falls for 54.1 days and aggregates up to 13.43" (341mm) 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 7:47 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:20 pm EST.

Sunshine

In Auburn, the average sunshine in December is 3.7h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 1 in December translates into these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

An average high-temperature, in December, in Auburn, is 35.8°F (2.1°C) and the average low-temperature is 26.1°F (-3.3°C).

What is the average humidity in December?

In Auburn, the average relative humidity in December is 84%.

What is the driest month?

January and December are months with the least rain in Auburn when the rain falls for 9.3 days and typically aggregates up to 1.34" (34mm) of rain.

How much does it rain in December?

In December, the rain falls for 9.3 days. Throughout December, 1.34" (34mm) of precipitation is accumulated.

How much does it snow in December?

In Auburn, in December, during 11.5 snowfall days, 2.09" (53mm) of snow is typically accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

The average day length in December is 9h and 15min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:47 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:20 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 3.7h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents 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
Auburn, IN

Average temperature in December - Auburn, IN
  • Average high temperature in December: 35.8°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 (29.8°F).

  • Average low temperature in December: 26.1°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 (18.5°F).

Average pressure in December
Auburn, IN

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

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

Average wind speed in December
Auburn, IN

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

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in December
Auburn, IN

Average humidity in December - Auburn, IN
  • Average humidity in December: 84%

The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).

Average rainfall in December
Auburn, IN

Average rainfall in December - Auburn, IN
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are January and December (1.34").

Average rainfall days in December
Auburn, IN

Average rainfall days in December - Auburn, IN
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in December
Auburn, IN

Average snowfall in December - Auburn, IN
  • Average snowfall in December: 2.09"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Auburn, IN

Average snowfall days in December - Auburn, IN
  • Average snowfall days in December: 11.5 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).

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

Average daylight in December / Average sunshine in December - Auburn, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Auburn, IN

Average sunshine days in December - Auburn, IN
  • Average sunshine days in December: 12.2 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (9.9 days).

Average UV index in December
Auburn, IN

Average UV index in December - Auburn, IN
  • Average UV index in December: 1

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

Average cloud cover in December
Auburn, IN

Average cloud cover in December - Auburn, IN
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in December
Auburn, IN

Average visibility in December - Auburn, IN
  • Average visibility in December: 6mi

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

Auburn, Indiana, USA

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