December weather forecast
Corydon, IN

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Weather in December

December, the first month of the winter in Corydon, is also a frosty month, with temperature in the range of an average high of 43.9°F (6.6°C) and an average low of 31.8°F (-0.1°C).

Temperature

With the beginning of December, the average high-temperature shows a decrease, transitioning from a fresh 52.9°F (11.6°C) in November to a chilly 43.9°F (6.6°C). Corydon experiences an average low-temperature reading of 31.8°F (-0.1°C) throughout December.

Humidity

February and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Corydon, Indiana, in December, it is raining for 11.3 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, in Corydon, Indiana, there are 160 rainfall days, and 29.45" (748mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Corydon are January through April, September through December. In Corydon, in December, snow falls for 5.5 days, with typically accumulated 1.14" (29mm) of snow. In Corydon, Indiana, during the entire year, snow falls for 26.8 days and aggregates up to 7.91" (201mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:42 am and sunset at 5:24 pm. On the last day of December, sunrise is at 8:00 am and sunset at 5:34 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 4.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Corydon. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is December in Corydon?

Corydon in December has an average high-temperature of 43.9°F (6.6°C) and an average low-temperature of 31.8°F (-0.1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 96.8°F (36°C).

What is the most humid month in Corydon?

The months with the highest humidity are February and December, with an average relative humidity of 80%.

What is the average humidity in December in Corydon?

In Corydon, Indiana, the average relative humidity in December is 80%.

How many days does it rain in December in Corydon?

In Corydon, during December, the rain falls for 11.3 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How many days does it snow in December in Corydon?

In Corydon, Indiana, during December, snow falls for 5.5 days and regularly aggregates up to 1.14" (29mm) of snow.

What is the month with the shortest days in Corydon?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Corydon, Indiana.

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

In December, the average day length in Corydon, Indiana, is 9h and 34min.

When is the sunrise / sunset in December in Corydon?

On the first day of December in Corydon, sunrise is at 7:42 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:34 pm EST.

What is the month with the least sunshine in Corydon?

December has the least sunshine of the year in Corydon, with an average of 4.4h of sunshine.

How many hours of sunshine does Corydon have in December?

In December, the average sunshine duration is 4.4h.

What are the months with the lowest UV index in Corydon?

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

What is the UV index reading in December in Corydon?

In Corydon, Indiana, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Corydon, IN

Average temperature in December - Corydon, IN
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 31.8°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in December
Corydon, IN

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Corydon, IN

Average wind speed in December - Corydon, IN
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are January and February (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in December
Corydon, IN

Average humidity in December - Corydon, IN
  • Average humidity in December: 80%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Corydon, IN

Average rainfall in December - Corydon, IN
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in December
Corydon, IN

Average rainfall days in December - Corydon, IN
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (9.8 days).

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Average snowfall in December
Corydon, IN

Average snowfall in December - Corydon, IN
  • Average snowfall in December: 1.14"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in December
Corydon, IN

Average snowfall days in December - Corydon, IN
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Corydon, IN
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

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Average sunshine days in December
Corydon, IN

Average sunshine days in December - Corydon, IN
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is May (11.1 days).

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Average UV index in December
Corydon, IN

Average UV index in December - Corydon, IN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Corydon, IN

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

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
Corydon, IN

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

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

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Corydon, Indiana, USA

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