December weather forecast
Dillsboro, IN

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Weather in December

The first month of the winter, December, is also an icy month in Dillsboro, Indiana, with temperature in the range of an average low of 29.8°F (-1.2°C) and an average high of 40.6°F (4.8°C).

Temperature

December implies a gentle temperature shift, with average high-temperatures reducing from November's cool 51.1°F (10.6°C) to a cold 40.6°F (4.8°C). During December, Dillsboro observes a consistent average nighttime temperature of 29.8°F (-1.2°C).

Humidity

December is the most humid month, with an average relative humidity of 82%.

Rainfall

In Dillsboro, during December, the rain falls for 6.1 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, in Dillsboro, Indiana, there are 89.7 rainfall days, and 7.44" (189mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In December, in Dillsboro, Indiana, it is snowing for 3.7 days. Throughout December, 0.24" (6mm) of snow is accumulated. In Dillsboro, during the entire year, snow falls for 17.2 days and aggregates up to 1.61" (41mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Dillsboro.
On the first day of the month, sunrise is at 7:40 am and sunset at 5:18 pm. On the last day of December, sunrise is at 7:59 am and sunset at 5:28 pm EST.

Sunshine

In December, the average sunshine in Dillsboro is 4.2h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Dillsboro. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. 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 December in Dillsboro?

The average high-temperature, in December, in Dillsboro, is 40.6°F (4.8°C), while the average low-temperature is 29.8°F (-1.2°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 89.6°F (32°C).

What is the most humid month in Dillsboro?

December is the most humid month in Dillsboro, Indiana, with an average relative humidity of 82%.

What is the average humidity in December in Dillsboro?

The average relative humidity in December is 82%.

How many days does it rain in December in Dillsboro?

In Dillsboro, in December, during 6.1 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

How many days does it snow in December in Dillsboro?

In December, in Dillsboro, it is snowing for 3.7 days. Throughout December, 0.24" (6mm) of snow is accumulated.

What is the month with the shortest days in Dillsboro?

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

What is the average length of the day in December in Dillsboro?

In Dillsboro, the average day length in December is 9h and 29min.

When are sunrise and sunset in December in Dillsboro?

On the first day of December in Dillsboro, Indiana, sunrise is at 7:40 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 5:28 pm EST.

How long on average sun shines in December in Dillsboro?

In December, the average sunshine duration is 4.2h.

What is the month with the lowest UV index in Dillsboro?

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

What is the UV index intensity in December in Dillsboro?

In Dillsboro, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat 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
Dillsboro, IN

Average temperature in December - Dillsboro, 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 (35.4°F).

  • Average low temperature in December: 29.8°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in December
Dillsboro, IN

Average pressure in December - Dillsboro, IN
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Dillsboro, IN

Average wind speed in December - Dillsboro, IN
  • Average wind speed in December: 8.3mph

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 (5.2mph).

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Average humidity in December
Dillsboro, IN

Average humidity in December - Dillsboro, IN
  • Average humidity in December: 82%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in December
Dillsboro, IN

Average rainfall in December - Dillsboro, IN
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is May (0.79").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in December
Dillsboro, IN

Average rainfall days in December - Dillsboro, IN
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is May (10.1 days).
The months with the least rainy days are February and November (5.5 days).

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Average snowfall in December
Dillsboro, IN

Average snowfall in December - Dillsboro, IN
  • Average snowfall in December: 0.24"

The month with the highest snowfall is March (0.43").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Dillsboro, IN

Average snowfall days in December - Dillsboro, IN
  • Average snowfall days in December: 3.7 days

The month with the highest number of snowfall days is January (4.5 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
Dillsboro, IN

Average daylight in December / Average sunshine in December - Dillsboro, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Dillsboro, IN

Average sunshine days in December - Dillsboro, IN
  • Average sunshine days in December: 22.1 days

The month with the most sunshine days is October (22.8 days).
The month with the least sunshine days is July (16.2 days).

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Average UV index in December
Dillsboro, IN

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Dillsboro, IN

Average cloud cover in December - Dillsboro, IN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
Dillsboro, IN

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

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

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Dillsboro, Indiana, USA

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