December weather forecast
Kelso, MO

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Weather in December

December, the first month of the winter in Kelso, is also a frosty month, with an average temperature varying between 33.1°F (0.6°C) and 45.5°F (7.5°C).

Temperature

During Kelso's transition into December, the average high-temperature lessens, moving from a fresh 54.7°F (12.6°C) in November to a chilly 45.5°F (7.5°C). Kelso experiences a mean temperature of 33.1°F (0.6°C) during December nights.

Humidity

In December, the average relative humidity in Kelso is 77%.

Rainfall

In Kelso, during December, the rain falls for 10.8 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Kelso, Missouri, during the entire year, the rain falls for 158.6 days and collects up to 35.59" (904mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Kelso. In Kelso, during December, snow falls for 1.6 days and regularly aggregates up to 0.67" (17mm) of snow. In Kelso, during the entire year, snow falls for 11.2 days and aggregates up to 4.92" (125mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 6:53 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:51 pm CST.

Sunshine

In December, the average sunshine is 5h.

UV index

The months with the lowest UV index in Kelso are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Kelso?

The average high-temperature, in December, in Kelso, is 45.5°F (7.5°C), while the average low-temperature is 33.1°F (0.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in September is computed to be 86°F (30°C).

What is the average humidity in December in Kelso?

In Kelso, Missouri, the average relative humidity in December is 77%.

How much does it rain in Kelso in December?

In Kelso, in December, during 10.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

How much does it snow in Kelso in December?

In Kelso, Missouri, in December, during 1.6 snowfall days, 0.67" (17mm) of snow is typically accumulated.

What is the month with the shortest days in Kelso?

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

How many hours of daylight does Kelso have in December?

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

When are sunrise and sunset in December in Kelso?

On the first day of December, sunrise is at 6:53 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:51 pm CST.

How many hours of sunshine does Kelso have in December?

In December, the average sunshine duration in Kelso, Missouri, is 5h.

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

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

What is the UV index reading in December in Kelso?

The average daily maximum UV index in December in Kelso, Missouri, is 2. A UV Index estimate of 2, and below, represents 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
Kelso, MO

Average temperature in December - Kelso, MO
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

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Average pressure in December
Kelso, MO

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Kelso, MO

Average wind speed in December - Kelso, MO
  • Average wind speed in December: 8.6mph

The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in December
Kelso, MO

Average humidity in December - Kelso, MO
  • Average humidity in December: 77%

The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Kelso, MO

Average rainfall in December - Kelso, MO
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in December
Kelso, MO

Average rainfall days in December - Kelso, MO
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in December
Kelso, MO

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

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Kelso, MO

Average snowfall days in December - Kelso, MO
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Kelso, 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 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Kelso, MO

Average sunshine days in December - Kelso, MO
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (11.9 days).

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Average UV index in December
Kelso, MO

Average UV index in December - Kelso, MO
  • 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 and December (UV index 2).

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Average cloud cover in December
Kelso, MO

Average cloud cover in December - Kelso, MO
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, August and September (Cloud cover 27).

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Average visibility in December
Kelso, MO

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

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