December weather forecast
Roscoe, MO

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Weather in December

December, the first month of the winter in Roscoe, is also a frosty month, with an average temperature fluctuating between 44.4°F (6.9°C) and 30°F (-1.1°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a cool 54.5°F (12.5°C) in November to a frosty 44.4°F (6.9°C). Roscoe's December nights cool down to an average low-temperature of 30°F (-1.1°C).

Humidity

In December, the average relative humidity in Roscoe is 74%.

Rainfall

In Roscoe, in December, it is raining for 5.4 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, there are 134.7 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

Snowfall

January through March, May, November and December are months with snowfall. In Roscoe, in December, during 2.1 snowfall days, 0.35" (9mm) of snow is typically accumulated. In Roscoe, during the entire year, snow falls for 12.2 days and aggregates up to 3.58" (91mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:13 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:31 am and sunset at 5:06 pm CST.

Sunshine

In December, the average sunshine is 5.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Roscoe. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

How cold is it in Roscoe in December?

An average high-temperature, in December, in Roscoe, is 44.4°F (6.9°C) and the average low-temperature is 30°F (-1.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 98.6°F (37°C).

What is the average humidity in December in Roscoe?

In Roscoe, the average relative humidity in December is 74%.

How many days does it rain in December in Roscoe?

In Roscoe, Missouri, in December, it is raining for 5.4 days, with typically 1.02" (26mm) of accumulated precipitation.

How much does it snow in Roscoe in December?

In December, in Roscoe, Missouri, it is snowing for 2.1 days. Throughout December, 0.35" (9mm) of snow is accumulated.

What is the month with the shortest days in Roscoe?

The month with the shortest days in Roscoe, Missouri, is December, with an average of 9h and 36min of daylight.

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

The average day length in December in Roscoe is 9h and 35min.

When is the sunrise / sunset in December in Roscoe?

On the first day of December in Roscoe, sunrise is at 7:13 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:06 pm CST.

How long on average sun shines in December in Roscoe?

In Roscoe, the average sunshine duration in December is 5.5h.

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

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

What is the UV index intensity in December in Roscoe?

In Roscoe, Missouri, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Roscoe, MO

Average temperature in December - Roscoe, MO
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in December
Roscoe, MO

Average pressure in December - Roscoe, 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
Roscoe, MO

Average wind speed in December - Roscoe, MO
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in December
Roscoe, MO

Average humidity in December - Roscoe, MO
  • Average humidity in December: 74%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Roscoe, MO

Average rainfall in December - Roscoe, MO
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in December
Roscoe, MO

Average rainfall days in December - Roscoe, MO
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is December (5.4 days).

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Average snowfall in December
Roscoe, MO

Average snowfall in December - Roscoe, MO
  • Average snowfall in December: 0.35"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
Roscoe, MO

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

The month with the highest number of snowfall days is February (3.9 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
Roscoe, MO

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

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Average sunshine days in December
Roscoe, MO

Average sunshine days in December - Roscoe, MO
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is May (12.2 days).

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Average UV index in December
Roscoe, MO

Average UV index in December - Roscoe, 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
Roscoe, MO

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

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are June, July and August (Cloud cover 26).

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Average visibility in December
Roscoe, MO

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

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