December weather forecast
Ash Grove, MO

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Weather in December

The first month of the winter, December, is still a chilly month in Ash Grove, Missouri, with an average temperature fluctuating between 44.6°F (7°C) and 30°F (-1.1°C).

Temperature

In December, the average high-temperature decreases from a cool 54.9°F (12.7°C) in November to a chilly 44.6°F (7°C). In Ash Grove, the expected average low-temperature for December is a freezing cold 30°F (-1.1°C).

Humidity

The average relative humidity in December is 75%.

Rainfall

In December, the rain falls for 9.1 days. Throughout December, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 167.3 rainfall days, and 37.91" (963mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In December, in Ash Grove, it is snowing for 4.2 days. Throughout December, 0.87" (22mm) of snow is accumulated. In Ash Grove, during the entire year, snow falls for 21.3 days and aggregates up to 8.94" (227mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year in Ash Grove, Missouri.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:56 pm. On the last day of December, in Ash Grove, sunrise is at 7:28 am and sunset at 5:07 pm CST.

Sunshine

The average sunshine in December in Ash Grove is 5.5h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during December leads to these advisories:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

In Ash Grove, in December, the average high-temperature is 44.6°F (7°C), and the average low-temperature is 30°F (-1.1°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 98.6°F (37°C).

What is the average humidity in December?

In December, the average relative humidity in Ash Grove is 75%.

How much does it rain in December?

In December, in Ash Grove, the rain falls for 9.1 days. Throughout December, 2.01" (51mm) of precipitation is accumulated.

How much does it snow in December?

In Ash Grove, Missouri, in December, snow falls for 4.2 days, with typically accumulated 0.87" (22mm) of snow.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 9h and 38min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:10 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:07 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.5h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Ash Grove, MO

Average temperature in December - Ash Grove, MO
  • Average high temperature in December: 44.6°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in December
Ash Grove, MO

Average pressure in December - Ash Grove, 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 (29.93"Hg).

Average wind speed in December
Ash Grove, MO

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

The windiest months (with the highest average wind speed) are January and March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in December
Ash Grove, MO

Average humidity in December - Ash Grove, MO
  • Average humidity in December: 75%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Ash Grove, MO

Average rainfall in December - Ash Grove, MO
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is May (5.63").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in December
Ash Grove, MO

Average rainfall days in December - Ash Grove, MO
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in December
Ash Grove, MO

Average snowfall in December - Ash Grove, MO
  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (3.11").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Ash Grove, MO

Average snowfall days in December - Ash Grove, MO
  • Average snowfall days in December: 4.2 days

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ash Grove, MO

Average daylight in December / Average sunshine in December - Ash Grove, 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 36min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in December
Ash Grove, MO

Average sunshine days in December - Ash Grove, MO
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in December
Ash Grove, MO

Average UV index in December - Ash Grove, 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 and December (UV index 2).

Average cloud cover in December
Ash Grove, MO

Average cloud cover in December - Ash Grove, MO
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December
Ash Grove, MO

Average visibility in December - Ash Grove, 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).

Ash Grove, Missouri, USA

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