December weather forecast
Allendale, MO

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Weather in December

December, the first month of the winter in Allendale, is also an icy month, with an average temperature fluctuating between 23.2°F (-4.9°C) and 35.2°F (1.8°C).

Temperature

A moderate decline in the average high-temperature is seen during December, decreasing from a frosty 48.4°F (9.1°C) in November to a cold 35.2°F (1.8°C). Nighttime temperatures in December average to a freezing cold 23.2°F (-4.9°C) in Allendale.

Humidity

In Allendale, Missouri, the average relative humidity in December is 78%.

Rainfall

The months with the least rainfall are February and December Rain falls for 5.4 days and accumulates 0.71" (18mm) of rain.

Snowfall

January through May, October through December are months with snowfall in Allendale. In Allendale, in December, snow falls for 5.8 days, with typically accumulated 1.42" (36mm) of snow. In Allendale, Missouri, during the entire year, snow falls for 28.7 days and aggregates up to 11.85" (301mm) of snow.

Daylight

December has the shortest days of the year in Allendale, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:51 pm. On the last day of December, in Allendale, sunrise is at 7:40 am and sunset at 5:00 pm CST.

Sunshine

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

UV index

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold is December in Allendale?

An average high-temperature, in December, in Allendale, is 35.2°F (1.8°C) and the average low-temperature is 23.2°F (-4.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in December in Allendale?

In December, the average relative humidity in Allendale is 78%.

What is the driest month in Allendale?

The months with the least rainfall are February and December Rain falls for 5.4 days and accumulates 0.71" (18mm) of rain.

How much does it rain in Allendale in December?

In December, the rain falls for 5.4 days. Throughout December, 0.71" (18mm) of precipitation is accumulated.

How much does it snow in Allendale in December?

In Allendale, Missouri, in December, snow falls for 5.8 days, with typically accumulated 1.42" (36mm) of snow.

What is the month with the shortest days in Allendale?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Allendale, Missouri.

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

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

When is the sunrise / sunset in December in Allendale?

In December, on the first day of the month, sunrise is at 7:21 am and sunset at 4:51 pm. On the last day of the month, in Allendale, Missouri, sunrise is at 7:40 am and sunset at 5:00 pm CST.

How many hours of sunshine does Allendale have in December?

In December, the average sunshine duration is 5h.

What is the UV index reading in December in Allendale?

In Allendale, Missouri, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Allendale, MO

Average temperature in December - Allendale, MO
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 23.2°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in December
Allendale, MO

Average pressure in December - Allendale, 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 (29.88"Hg).

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Average wind speed in December
Allendale, MO

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

The windiest months (with the highest average wind speed) are January, February and March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in December
Allendale, MO

Average humidity in December - Allendale, 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%).

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Average rainfall in December
Allendale, MO

Average rainfall in December - Allendale, MO
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is June (3.86").
The driest months (with the least rainfall) are February and December (0.71").

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Average rainfall days in December
Allendale, MO

Average rainfall days in December - Allendale, MO
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in December
Allendale, MO

Average snowfall in December - Allendale, MO
  • Average snowfall in December: 1.42"

The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Allendale, MO

Average snowfall days in December - Allendale, MO
  • Average snowfall days in December: 5.8 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Allendale, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in December
Allendale, MO

Average sunshine days in December - Allendale, MO
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in December
Allendale, MO

Average UV index in December - Allendale, MO
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in December
Allendale, MO

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

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in December
Allendale, MO

Average visibility in December - Allendale, 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).

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Allendale, Missouri, USA

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