December weather forecast
Deventer, MO

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Weather in December

The first month of the winter, December, is also a frosty month in Deventer, Missouri, with an average temperature ranging between min 34.3°F (1.3°C) and max 46.8°F (8.2°C).

Temperature

The beginning of December involves a decrease in the average high-temperature, transitioning from a refreshing 55.8°F (13.2°C) in November to a frosty 46.8°F (8.2°C). Deventer experiences an average temperature drop to a wintry 34.3°F (1.3°C) during December nights.

Humidity

In December, the average relative humidity in Deventer, Missouri, is 77%.

Rainfall

In Deventer, during December, the rain falls for 11.1 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in Deventer, Missouri, there are 156 rainfall days, and 36.73" (933mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Deventer. In December, in Deventer, Missouri, it is snowing for 1.4 days. Throughout December, 0.63" (16mm) of snow is accumulated. Throughout the year, in Deventer, there are 9.8 snowfall days, and 4.49" (114mm) of snow is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Deventer.
On the first day of the month, sunrise is at 6:51 am and sunset at 4:40 pm. On the last day of December, in Deventer, Missouri, sunrise is at 7:09 am and sunset at 4:50 pm CST.

Sunshine

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

UV index

The months with the lowest UV index in Deventer, Missouri, are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Deventer in December?

In December, in Deventer, the average high-temperature is 46.8°F (8.2°C), and the average low-temperature is 34.3°F (1.3°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in December in Deventer?

In Deventer, Missouri, the average relative humidity in December is 77%.

How much does it rain in Deventer in December?

In Deventer, during December, the rain falls for 11.1 days and regularly aggregates up to 2.91" (74mm) of precipitation.

How much does it snow in Deventer in December?

In Deventer, Missouri, during December, snow falls for 1.4 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days in Deventer?

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

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

In Deventer, Missouri, the average day length in December is 9h and 41min.

What time are sunrise and sunset in December in Deventer?

On the first day of December, sunrise is at 6:51 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:50 pm CST.

How long on average sun shines in December in Deventer?

The average sunshine duration in December in Deventer, Missouri, is 5h.

When is the lowest UV index in Deventer?

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

What is the UV index intensity in December in Deventer?

In Deventer, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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
Deventer, MO

Average temperature in December - Deventer, MO
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in December: 34.3°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in December
Deventer, MO

Average pressure in December - Deventer, 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 (29.94"Hg).

Average wind speed in December
Deventer, MO

Average wind speed in December - Deventer, MO
  • Average wind speed in December: 8.7mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Deventer, MO

Average humidity in December - Deventer, MO
  • Average humidity in December: 77%

The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in December
Deventer, MO

Average rainfall in December - Deventer, MO
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is March (4.21").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in December
Deventer, MO

Average rainfall days in December - Deventer, MO
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in December
Deventer, MO

Average snowfall in December - Deventer, MO
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Deventer, MO

Average snowfall days in December - Deventer, MO
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Deventer, 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 0min

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

Average sunshine days in December
Deventer, MO

Average sunshine days in December - Deventer, MO
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is March (12.3 days).

Average UV index in December
Deventer, MO

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

Average cloud cover in December
Deventer, MO

Average cloud cover in December - Deventer, MO
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in December
Deventer, MO

Average visibility in December - Deventer, 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).

Deventer, Missouri, USA

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