December weather forecast and climate
Ellisville, IN

Weather in December

December, the first month of the winter, in Ellisville, is also a wintry month, with average temperature varying between 36.3°F (2.4°C) and 26.4°F (-3.1°C).

Temperature

In December, the average high-temperature decreases, from a chilly 47.5°F (8.6°C) in November, to a cold 36.3°F (2.4°C). The average low-temperature, in December, is 26.4°F (-3.1°C).

Humidity

The average relative humidity in December is 83%.

Rainfall

In December, in Ellisville, the rain falls for 7.5 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, in Ellisville, there are 125.6 rainfall days, and 12.8" (325mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Ellisville, during 8.4 snowfall days, 0.87" (22mm) of snow is typically accumulated. In Ellisville, Indiana, during the entire year, snow falls for 41.1 days, and aggregates up to 5.59" (142mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9.3h of daylight.

Sunshine

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

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 1 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Ellisville?

In December, the average relative humidity in Ellisville, Indiana, is 83%.

How many days does it rain in December in Ellisville?

In Ellisville, during December, the rain falls for 7.5 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How many days does it snow in December in Ellisville?

In Ellisville, in December, during 8.4 snowfall days, 0.87" (22mm) of snow is typically accumulated.

What is the month with the shortest days in Ellisville?

December has the shortest days of the year in Ellisville, with an average of 9.3h of daylight.

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

In December, the average length of the day in Ellisville is 9.3h.

How long on average sun shines in December in Ellisville?

In December, the average sunshine in Ellisville, Indiana, is 3.7h.

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

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

How high is the UV index in December in Ellisville?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.

Average temperature in December
Ellisville, IN

Average temperature in December - Ellisville, IN
  • Average high temperature in December: 36.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in December
Ellisville, IN

Average pressure in December - Ellisville, IN
  • Average pressure in December: 30.1"

Months with the highest atmospheric pressure are January and November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
Ellisville, IN

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

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in December
Ellisville, IN

Average humidity in December - Ellisville, IN
  • Average humidity in December: 83%

Months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Ellisville, IN

Average rainfall in December - Ellisville, IN
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is May (1.65").
The driest month (with the least rainfall) is February (0.63").

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Average rainfall days in December
Ellisville, IN

Average rainfall days in December - Ellisville, IN
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in December
Ellisville, IN

Average snowfall in December - Ellisville, IN
  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (1.57").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Ellisville, IN

Average snowfall days in December - Ellisville, IN
  • Average snowfall days in December: 8.4 days

The month with the highest number of snowfall days is January (11.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Ellisville, IN
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 3.7h

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3.3h).

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Average sunshine days in December
Ellisville, IN

Average sunshine days in December - Ellisville, IN
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in December
Ellisville, IN

Average UV index in December - Ellisville, 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).

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Average cloud cover in December
Ellisville, IN

Average cloud cover in December - Ellisville, IN
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Ellisville, IN

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

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

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