December weather forecast
Polo, MO

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Weather in December

December, the first month of the winter in Polo, is also an icy month, with temperature in the range of an average low of 26.6°F (-3°C) and an average high of 39°F (3.9°C).

Temperature

A shift in the average high-temperature occurs in December, reducing from a cool 51.1°F (10.6°C) in November to a cold 39°F (3.9°C). Polo records an average nighttime low of 26.6°F (-3°C) in December.

Humidity

In Polo, the average relative humidity in December is 76%.

Rainfall

In December, the rain falls for 6.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 133.9 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Polo. In Polo, during December, snow falls for 3.9 days and regularly aggregates up to 1.02" (26mm) of snow. Throughout the year, in Polo, Missouri, there are 21.6 snowfall days, and 9.21" (234mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:18 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:02 pm CST.

Sunshine

The average sunshine in December in Polo is 5.2h.

UV index

The months with the lowest UV index in Polo are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

Is it cold in Polo during December?

The average high-temperature and low-temperature in Polo, Missouri, during December are 39°F (3.9°C) and 26.6°F (-3°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 91.4°F (33°C).

What is the average humidity in December in Polo?

The average relative humidity in December in Polo, Missouri, is 76%.

How many days does it rain in December in Polo?

In December, in Polo, Missouri, the rain falls for 6.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated.

How much does it snow in Polo in December?

In Polo, Missouri, in December, snow falls for 3.9 days, with typically accumulated 1.02" (26mm) of snow.

What is the month with the shortest days in Polo?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Polo, Missouri.

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

In December, the average day length in Polo, Missouri, is 9h and 26min.

When are sunrise and sunset in December in Polo?

On the first day of December in Polo, sunrise is at 7:18 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:02 pm CST.

How many hours of sunshine does Polo have in December?

The average sunshine duration in December in Polo is 5.2h.

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

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

What is the UV index intensity in December in Polo?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Polo, MO

Average temperature in December - Polo, MO
  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in December: 26.6°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in December
Polo, MO

Average pressure in December - Polo, MO
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in December
Polo, MO

Average wind speed in December - Polo, MO
  • Average wind speed in December: 9mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in December
Polo, MO

Average humidity in December - Polo, MO
  • Average humidity in December: 76%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are October and November (71%).

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Average rainfall in December
Polo, MO

Average rainfall in December - Polo, MO
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is February (0.94").

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Average rainfall days in December
Polo, MO

Average rainfall days in December - Polo, MO
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (4.8 days).

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Average snowfall in December
Polo, MO

Average snowfall in December - Polo, MO
  • Average snowfall in December: 1.02"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Polo, MO

Average snowfall days in December - Polo, MO
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (5.9 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
Polo, MO

Average daylight in December / Average sunshine in December - Polo, MO
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 5h 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 54min).

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Average sunshine days in December
Polo, MO

Average sunshine days in December - Polo, MO
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in December
Polo, MO

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

The months with the highest UV index are 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
Polo, MO

Average cloud cover in December - Polo, MO
  • Average cloud cover in December: 43

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in December
Polo, MO

Average visibility in December - Polo, 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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Polo, Missouri, USA

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