December weather forecast
Ellisville, IN

Weather in December

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

Humidity

In December, the average relative humidity is 83%.

Rainfall

In December, the rain falls for 7.5 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. In Ellisville, Indiana, during the entire year, the rain falls for 125.6 days and collects up to 12.8" (325mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Ellisville, Indiana. In Ellisville, snow falls for 8.4 days, with typically accumulated 0.87" (22mm) of snow. 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 9h and 17min of daylight.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:13 pm. On the last day of December, sunrise is at 8:05 am and sunset at 5:22 pm EST.

Sunshine

The average sunshine in December in Ellisville 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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Ellisville?

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

How much does it rain in Ellisville in December?

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

How much does it snow in Ellisville in December?

In Ellisville, Indiana, in December, snow falls for 8.4 days, with typically accumulated 0.87" (22mm) of snow.

What is the month with the shortest days in Ellisville?

With an average of 9h and 17min of daylight, December has the shortest days of the year.

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

The average day length in December is 9h and 17min.

When are sunrise and sunset in December in Ellisville?

In December, on the first day of the month, sunrise is at 7:46 am and sunset at 5:13 pm. On the last day of the month, in Ellisville, Indiana, sunrise is at 8:05 am and sunset at 5:22 pm EST.

How long on average sun shines in December in Ellisville?

The average sunshine duration in December in Ellisville, Indiana, is 3.7h.

When is the lowest UV index in Ellisville?

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

How high is the UV index in December in Ellisville?

In Ellisville, Indiana, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes 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
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"Hg

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

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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%

The 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").
The 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).
The 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: 9h and 17min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in December: 3h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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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

The 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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