December weather forecast
Treloar, MO

Weather in December

December, the first month of the winter in Treloar, is still a chilly month, with an average temperature varying between 29.5°F (-1.4°C) and 43°F (6.1°C).

Temperature

In Treloar, the average high-temperature in December drops from a fresh 53.8°F (12.1°C) in November to a chilly 43°F (6.1°C). The average low-temperature, in Treloar, is 29.5°F (-1.4°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Treloar, during December, the rain falls for 6.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Treloar, during the entire year, the rain falls for 129.1 days and collects up to 20.59" (523mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Treloar, snow falls for 4.3 days, with typically accumulated 1.18" (30mm) of snow. Throughout the year, in Treloar, there are 21.5 snowfall days, and 4.92" (125mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Treloar, with an average of 9h and 31min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:53 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transform into the following instructions:
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 temperature in December in Treloar?

The average high-temperature, in December, in Treloar, Missouri, is 43°F (6.1°C), while the average low-temperature is 29.5°F (-1.4°C). in August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 100.4°F (38°C).

What is the average humidity in December in Treloar?

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

How much does it rain in Treloar in December?

In December, in Treloar, the rain falls for 6.8 days. Throughout December, 1.18" (30mm) of precipitation is accumulated.

How much does it snow in Treloar in December?

In Treloar, Missouri, in December, during 4.3 snowfall days, 1.18" (30mm) of snow is typically accumulated.

What is the month with the shortest days in Treloar?

December has the shortest days of the year, with an average of 9h and 31min of daylight.

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

In Treloar, the average day length in December is 9h and 31min.

When are sunrise and sunset in December in Treloar?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:43 pm. On the last day of the month, in Treloar, Missouri, sunrise is at 7:22 am and sunset at 4:53 pm CST.

How long on average sun shines in December in Treloar?

In December, the average sunshine duration in Treloar, Missouri, is 4.9h.

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

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

What is the UV index intensity in December in Treloar?

The average daily maximum UV index in December in Treloar is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Treloar, MO

Average temperature in December - Treloar, MO
  • Average high temperature in December: 43°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in December: 29.5°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 (24.1°F).

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Average pressure in December
Treloar, MO

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Treloar, MO

Average wind speed in December - Treloar, MO
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in December
Treloar, MO

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

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Treloar, MO

Average rainfall in December - Treloar, MO
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in December
Treloar, MO

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

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in December
Treloar, MO

Average snowfall in December - Treloar, MO
  • Average snowfall in December: 1.18"

The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Treloar, MO

Average snowfall days in December - Treloar, MO
  • Average snowfall days in December: 4.3 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Treloar, MO
  • Average daylight in December: 9h and 31min

The month with the longest days is June (Average daylight: 14h and 50min).
The month with the shortest days is December (Average daylight: 9h and 31min).

  • Average sunshine in December: 4h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Treloar, MO

Average sunshine days in December - Treloar, MO
  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in December
Treloar, MO

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

The month with the highest UV index is June (UV index 7).
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
Treloar, MO

Average cloud cover in December - Treloar, MO
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Treloar, MO

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

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

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