December weather forecast
Leawood, MO

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Weather in December

December, the first month of the winter in Leawood, is also a frosty month, with temperature in the range of an average high of 45.9°F (7.7°C) and an average low of 31.3°F (-0.4°C).

Temperature

Leawood in December demonstrates a small temperature transition, adjusting from an average high of a moderate 56.1°F (13.4°C) in November to a frosty 45.9°F (7.7°C). Leawood temperatures generally rest at a low of 31.3°F (-0.4°C) during the December nights.

Humidity

In December, the average relative humidity is 73%.

Rainfall

In December, in Leawood, the rain falls for 6.8 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. In Leawood, during the entire year, the rain falls for 143.4 days and collects up to 32.01" (813mm) of precipitation.

Snowfall

Months with snowfall in Leawood are January through March, May, November and December. In December, in Leawood, it is snowing for 2.1 days. Throughout December, 0.67" (17mm) of snow is accumulated. In Leawood, Missouri, during the entire year, snow falls for 11.8 days and aggregates up to 5.63" (143mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Leawood.
On the first day of December in Leawood, sunrise is at 7:13 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:11 pm CST.

Sunshine

In December, the average sunshine in Leawood is 5.6h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are December temperatures in Leawood?

In December, in Leawood, the average high-temperature is 45.9°F (7.7°C), and the average low-temperature is 31.3°F (-0.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 98.6°F (37°C).

What is the average humidity in December in Leawood?

The average relative humidity in December in Leawood, Missouri, is 73%.

How much does it rain in Leawood in December?

In Leawood, Missouri, during December, the rain falls for 6.8 days and regularly aggregates up to 1.65" (42mm) of precipitation.

How much does it snow in Leawood in December?

In Leawood, Missouri, in December, during 2.1 snowfall days, 0.67" (17mm) of snow is typically accumulated.

What is the month with the shortest days in Leawood?

The month with the shortest days in Leawood is December, with an average of 9h and 42min of daylight.

How many hours of daylight does Leawood have in December?

The average day length in December in Leawood is 9h and 40min.

When is the sunrise / sunset in December in Leawood?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:11 pm CST.

How many hours of sunshine does Leawood have in December?

The average sunshine duration in December in Leawood, Missouri, is 5.6h.

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

The months with the lowest UV index in Leawood, Missouri, are January, February and December, with an average maximum UV index of 2.

What is the UV index reading in December in Leawood?

In December, the average daily maximum UV index in Leawood is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe 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
Leawood, MO

Average temperature in December - Leawood, MO
  • Average high temperature in December: 45.9°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in December
Leawood, MO

Average pressure in December - Leawood, MO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Leawood, MO

Average wind speed in December - Leawood, MO
  • Average wind speed in December: 9.7mph

The windiest months (with the highest average wind speed) are March and April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in December
Leawood, MO

Average humidity in December - Leawood, MO
  • Average humidity in December: 73%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Leawood, MO

Average rainfall in December - Leawood, MO
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is May (5.04").
The driest month (with the least rainfall) is February (1.54").

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Average rainfall days in December
Leawood, MO

Average rainfall days in December - Leawood, MO
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is May (16.8 days).
The months with the least rainy days are January and December (6.8 days).

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Average snowfall in December
Leawood, MO

Average snowfall in December - Leawood, MO
  • Average snowfall in December: 0.67"

The month with the highest snowfall is February (2.44").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
Leawood, MO

Average snowfall days in December - Leawood, MO
  • Average snowfall days in December: 2.1 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Leawood, MO

Average daylight in December / Average sunshine in December - Leawood, MO
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in December
Leawood, MO

Average sunshine days in December - Leawood, MO
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (12.2 days).

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Average UV index in December
Leawood, MO

Average UV index in December - Leawood, MO
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in December
Leawood, MO

Average cloud cover in December - Leawood, MO
  • Average cloud cover in December: 40

The months with the most cloud cover are February and March (Cloud cover 45).
The months with the least cloud cover are June, July and August (Cloud cover 25).

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Average visibility in December
Leawood, MO

Average visibility in December - Leawood, MO
  • Average visibility in December: 6mi

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

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Leawood, Missouri, USA

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