December weather forecast
Peace Valley, MO

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Weather in December

The first month of the winter, December, is also a frosty month in Peace Valley, Missouri, with an average temperature fluctuating between 44.8°F (7.1°C) and 31.1°F (-0.5°C).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a cool 54.7°F (12.6°C) in November to a frosty 44.8°F (7.1°C). Throughout December, Peace Valley witnesses a consistent average low-temperature of 31.1°F (-0.5°C).

Humidity

In December, the average relative humidity is 77%.

Rainfall

In December, the rain falls for 7 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. In Peace Valley, during the entire year, the rain falls for 139.5 days and collects up to 25.87" (657mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Peace Valley, in December, during 3.2 snowfall days, 1.06" (27mm) of snow is typically accumulated. In Peace Valley, during the entire year, snow falls for 17.2 days and aggregates up to 4.84" (123mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:00 pm CST.

Sunshine

The average sunshine in December is 5.1h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

An average high-temperature, in December, in Peace Valley, is 44.8°F (7.1°C) and the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 102.2°F (39°C).

What is the average humidity in December?

In Peace Valley, the average relative humidity in December is 77%.

How much does it rain in December?

In December, the rain falls for 7 days. Throughout December, 1.42" (36mm) of precipitation is accumulated.

How many days does it snow in December?

In Peace Valley, during December, snow falls for 3.2 days and regularly aggregates up to 1.06" (27mm) of snow.

What is the month with the shortest days in Peace Valley?

With an average of 9h and 42min of daylight, December has the shortest days of the year.

How many hours of daylight does Peace Valley have in December?

The average day length in December is 9h and 41min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:00 pm CST.

How long on average sun shines in December?

In Peace Valley, the average sunshine duration in December is 5.1h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Peace Valley, MO

Average temperature in December - Peace Valley, MO
  • Average high temperature in December: 44.8°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: 31.1°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Peace Valley, MO

Average pressure in December - Peace Valley, MO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Peace Valley, MO

Average wind speed in December - Peace Valley, MO
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

Average humidity in December
Peace Valley, MO

Average humidity in December - Peace Valley, MO
  • Average humidity in December: 77%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Peace Valley, MO

Average rainfall in December - Peace Valley, MO
  • Average rainfall in December: 1.42"

The wettest months (with the highest rainfall) are April and May (3.15").
The driest month (with the least rainfall) is September (1.22").

Average rainfall days in December
Peace Valley, MO

Average rainfall days in December - Peace Valley, MO
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (7 days).

Average snowfall in December
Peace Valley, MO

Average snowfall in December - Peace Valley, MO
  • Average snowfall in December: 1.06"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Peace Valley, MO

Average snowfall days in December - Peace Valley, MO
  • Average snowfall days in December: 3.2 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Peace Valley, MO

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Peace Valley, MO

Average sunshine days in December - Peace Valley, MO
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is December (20.5 days).
The months with the least sunshine days are May and June (12.6 days).

Average UV index in December
Peace Valley, MO

Average UV index in December - Peace Valley, MO
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Peace Valley, MO

Average cloud cover in December - Peace Valley, MO
  • Average cloud cover in December: 48

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in December
Peace Valley, MO

Average visibility in December - Peace Valley, MO
  • Average visibility in December: 6mi

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

Peace Valley, Missouri, USA

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