December weather forecast
Cainsville, MO

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Weather in December

December, the first month of the winter in Cainsville, is also an icy month, with an average temperature ranging between min 24.3°F (-4.3°C) and max 37°F (2.8°C).

Temperature

Cainsville observes a minor decrease in the average high-temperature with the arrival of December, falling from November's chilly 49.6°F (9.8°C) to a wintry 37°F (2.8°C). In December, the recorded average low-temperature in Cainsville is a subzero cold 24.3°F (-4.3°C).

Humidity

The average relative humidity in December in Cainsville is 78%.

Rainfall

In Cainsville, Missouri, in December, during 5.7 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. In Cainsville, Missouri, during the entire year, the rain falls for 130.3 days and collects up to 25.43" (646mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, in Cainsville, it is snowing for 5.2 days. Throughout December, 1.34" (34mm) of snow is accumulated. Throughout the year, there are 26.1 snowfall days, and 12.52" (318mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:38 am and sunset at 4:58 pm CST.

Sunshine

In Cainsville, the average sunshine in December is 5h.

UV index

The months with the lowest UV index 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 ordinary person.
Note: The UV index of 2 during December translates into the following guidance:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Cainsville in December?

In December, in Cainsville, the average high-temperature is 37°F (2.8°C), and the average low-temperature is 24.3°F (-4.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in December in Cainsville?

The average relative humidity in December in Cainsville is 78%.

How many days does it rain in December in Cainsville?

In Cainsville, in December, it is raining for 5.7 days, with typically 1.06" (27mm) of accumulated precipitation.

How many days does it snow in December in Cainsville?

In Cainsville, in December, snow falls for 5.2 days, with typically accumulated 1.34" (34mm) of snow.

What is the month with the shortest days in Cainsville?

The month with the shortest days in Cainsville, Missouri, is December, with an average of 9h and 18min of daylight.

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

In December, the average day length in Cainsville, Missouri, is 9h and 20min.

When are sunrise and sunset in December in Cainsville?

On the first day of December, sunrise is at 7:19 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:58 pm CST.

How many hours of sunshine does Cainsville have in December?

The average sunshine duration in December in Cainsville is 5h.

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

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

How high is the UV index in December in Cainsville?

The average daily maximum UV index in December in Cainsville is 2. A UV Index of 2, and less, symbolizes 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
Cainsville, MO

Average temperature in December - Cainsville, MO
  • Average high temperature in December: 37°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 24.3°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in December
Cainsville, MO

Average pressure in December - Cainsville, 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 (29.89"Hg).

Average wind speed in December
Cainsville, MO

Average wind speed in December - Cainsville, MO
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in December
Cainsville, MO

Average humidity in December - Cainsville, MO
  • Average humidity in December: 78%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Cainsville, MO

Average rainfall in December - Cainsville, MO
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in December
Cainsville, MO

Average rainfall days in December - Cainsville, MO
  • Average rainfall days in December: 5.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in December
Cainsville, MO

Average snowfall in December - Cainsville, MO
  • Average snowfall in December: 1.34"

The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Cainsville, MO

Average snowfall days in December - Cainsville, MO
  • Average snowfall days in December: 5.2 days

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

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

Average daylight in December / Average sunshine in December - Cainsville, 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 18min).

  • Average sunshine in December: 5h and 0min

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 36min).

Average sunshine days in December
Cainsville, MO

Average sunshine days in December - Cainsville, MO
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is November (20.7 days).
The months with the least sunshine days are May and June (11.2 days).

Average UV index in December
Cainsville, MO

Average UV index in December - Cainsville, 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
Cainsville, MO

Average cloud cover in December - Cainsville, MO
  • Average cloud cover in December: 45

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Cainsville, MO

Average visibility in December - Cainsville, 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).

Cainsville, Missouri, USA

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