December weather forecast
Farrar, MO

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Weather in December

The first month of the winter, December, is still a chilly month in Farrar, Missouri, with an average temperature varying between 31.3°F (-0.4°C) and 43.9°F (6.6°C).

Temperature

As November transitions to December, the average high-temperature falls from a fresh 54°F (12.2°C) to a chilly 43.9°F (6.6°C). Farrar encounters a steady low-temperature average of 31.3°F (-0.4°C) throughout the month of December.

Humidity

The average relative humidity in December is 77%.

Rainfall

In Farrar, in December, it is raining for 6.5 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 111.9 rainfall days, and 10.43" (265mm) of precipitation is accumulated.

Snowfall

January through March, October through December are months with snowfall. In December, it is snowing for 1.8 days. Throughout December, 0.2" (5mm) of snow is accumulated. In Farrar, during the entire year, snow falls for 10.9 days and aggregates up to 1.42" (36mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:13 am and sunset at 4:50 pm CST.

Sunshine

In December, the average sunshine is 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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Farrar?

In Farrar, 43.9°F (6.6°C) is the average high-temperature and 31.3°F (-0.4°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 98.6°F (37°C).

What is the average humidity in December?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In Farrar, during December, the rain falls for 6.5 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How many days does it snow in December?

In Farrar, in December, snow falls for 1.8 days, with typically accumulated 0.2" (5mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Farrar have in December?

In Farrar, the average day length in December is 9h and 37min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:55 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:50 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 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 reading of 2, and below, represents a low health threat 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
Farrar, MO

Average temperature in December - Farrar, MO
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.4°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Farrar, MO

Average pressure in December - Farrar, 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
Farrar, MO

Average wind speed in December - Farrar, MO
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Farrar, MO

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

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Farrar, MO

Average rainfall in December - Farrar, MO
  • Average rainfall in December: 0.63"

The wettest months (with the highest rainfall) are April and May (1.22").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in December
Farrar, MO

Average rainfall days in December - Farrar, MO
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in December
Farrar, MO

Average snowfall in December - Farrar, MO
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Farrar, MO

Average snowfall days in December - Farrar, MO
  • Average snowfall days in December: 1.8 days

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

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

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

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

Average sunshine days in December
Farrar, MO

Average sunshine days in December - Farrar, MO
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (13.5 days).

Average UV index in December
Farrar, MO

Average UV index in December - Farrar, 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
Farrar, MO

Average cloud cover in December - Farrar, MO
  • Average cloud cover in December: 47

The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in December
Farrar, MO

Average visibility in December - Farrar, 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).

Farrar, Missouri, USA

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