December weather forecast
Walesboro, IN

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Weather in December

December, the first month of the winter in Walesboro, is also an icy month, with an average temperature fluctuating between 29.7°F (-1.3°C) and 40.6°F (4.8°C).

Temperature

Walesboro's progression into December includes a drop in the average high-temperature, from a cool 51.1°F (10.6°C) in November to a wintry 40.6°F (4.8°C). During December, Walesboro sees a mean low-temperature of 29.7°F (-1.3°C).

Humidity

The months with the highest humidity are January, February, July and December, with an average relative humidity of 81%.

Rainfall

In December, the rain falls for 11.7 days. Throughout December, 2.24" (57mm) of precipitation is accumulated. In Walesboro, during the entire year, the rain falls for 163.5 days and collects up to 29.29" (744mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Walesboro, in December, during 8.2 snowfall days, 1.89" (48mm) of snow is typically accumulated. In Walesboro, during the entire year, snow falls for 34.1 days and aggregates up to 8.54" (217mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:44 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:31 pm EST.

Sunshine

The average sunshine in December is 4.3h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. 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: An average UV index of 2 in December transforms into this advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

The high-temperature during December is 40.6°F (4.8°C) and the low-temperature is 29.7°F (-1.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 89.6°F (32°C).

What are the most humid months?

The months with the highest humidity are January, February, July and December, with an average relative humidity of 81%.

What is the average humidity in December?

In Walesboro, the average relative humidity in December is 81%.

How many days does it rain in December?

In Walesboro, in December, during 11.7 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 8.2 days. Throughout December, 1.89" (48mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Walesboro, the average day length in December is 9h and 28min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:44 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:31 pm EST.

How many hours of sunshine does Walesboro have in December?

In Walesboro, the average sunshine duration in December is 4.3h.

When is 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.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Walesboro, IN

Average temperature in December - Walesboro, IN
  • Average high temperature in December: 40.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 29.7°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 (22.5°F).

Average pressure in December
Walesboro, IN

Average pressure in December - Walesboro, 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
Walesboro, IN

Average wind speed in December - Walesboro, IN
  • Average wind speed in December: 8.2mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in December
Walesboro, IN

Average humidity in December - Walesboro, IN
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February, July and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Walesboro, IN

Average rainfall in December - Walesboro, IN
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December
Walesboro, IN

Average rainfall days in December - Walesboro, IN
  • Average rainfall days in December: 11.7 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (9.4 days).

Average snowfall in December
Walesboro, IN

Average snowfall in December - Walesboro, IN
  • Average snowfall in December: 1.89"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Walesboro, IN

Average snowfall days in December - Walesboro, IN
  • Average snowfall days in December: 8.2 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Walesboro, IN
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in December
Walesboro, IN

Average sunshine days in December - Walesboro, IN
  • Average sunshine days in December: 13.6 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in December
Walesboro, IN

Average UV index in December - Walesboro, 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
Walesboro, IN

Average cloud cover in December - Walesboro, IN
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in December
Walesboro, IN

Average visibility in December - Walesboro, IN
  • Average visibility in December: 5mi

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

Walesboro, Indiana, USA

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