December weather forecast
Greentop, MO

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Weather in December

December, the first month of the winter in Greentop, is also an icy month, with an average temperature varying between 37.4°F (3°C) and 25.2°F (-3.8°C).

Temperature

The transition into December indicates a reduction in the average high-temperature, down to a cold 37.4°F (3°C) from November's frosty 49.5°F (9.7°C). Greentop sees an average low-temperature of 25.2°F (-3.8°C) during December.

Humidity

In December, the average relative humidity in Greentop is 79%.

Rainfall

In Greentop, in December, it is raining for 6.8 days, with typically 1.18" (30mm) of accumulated precipitation. In Greentop, during the entire year, the rain falls for 136.5 days and collects up to 26.69" (678mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Greentop, during December, snow falls for 4.9 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, in Greentop, there are 24.6 snowfall days, and 11.34" (288mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Greentop.
On the first day of December, sunrise is at 7:14 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:54 pm CST.

Sunshine

In December, the average sunshine is 4.8h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Greentop, Missouri. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Greentop in December?

An average high-temperature, in December, in Greentop, is 37.4°F (3°C) and the average low-temperature is 25.2°F (-3.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 89.6°F (32°C).

What is the average humidity in December in Greentop?

In December, the average relative humidity in Greentop, Missouri, is 79%.

How many days does it rain in December in Greentop?

In Greentop, Missouri, during December, the rain falls for 6.8 days and regularly aggregates up to 1.18" (30mm) of precipitation.

How many days does it snow in December in Greentop?

In Greentop, in December, during 4.9 snowfall days, 1.46" (37mm) of snow is typically accumulated.

What is the month with the shortest days in Greentop?

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

How many hours of daylight does Greentop have in December?

In Greentop, the average day length in December is 9h and 21min.

When is the sunrise / sunset in December in Greentop?

On the first day of December, sunrise is at 7:14 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:54 pm CST.

How long on average sun shines in December in Greentop?

In December, the average sunshine duration in Greentop, Missouri, is 4.8h.

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

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

How high is the UV index in December in Greentop?

In Greentop, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
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
Greentop, MO

Average temperature in December - Greentop, MO
  • Average high temperature in December: 37.4°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in December: 25.2°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in December
Greentop, MO

Average pressure in December - Greentop, MO
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Greentop, MO

Average wind speed in December - Greentop, MO
  • Average wind speed in December: 9.9mph

The windiest months (with the highest average wind speed) are January and February (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in December
Greentop, MO

Average humidity in December - Greentop, MO
  • Average humidity in December: 79%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Greentop, MO

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

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in December
Greentop, MO

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

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in December
Greentop, MO

Average snowfall in December - Greentop, MO
  • Average snowfall in December: 1.46"

The month with the highest snowfall is January (3.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Greentop, MO

Average snowfall days in December - Greentop, MO
  • Average snowfall days in December: 4.9 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Greentop, MO

Average sunshine days in December - Greentop, MO
  • Average sunshine days in December: 20 days

The month with the most sunshine days is December (20 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in December
Greentop, MO

Average UV index in December - Greentop, 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).

Average cloud cover in December
Greentop, MO

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

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in December
Greentop, MO

Average visibility in December - Greentop, 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).

Greentop, Missouri, USA

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