December weather forecast
Farmington, MO

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Weather in December

The first month of the winter, December, is also a frosty month in Farmington, Missouri, with an average temperature fluctuating between 30.6°F (-0.8°C) and 43.7°F (6.5°C).

Temperature

In the transition to December, Farmington observes a drop in the average high-temperature, moving from a fresh 53.2°F (11.8°C) in November to a frosty 43.7°F (6.5°C). An average nighttime temperature of 30.6°F (-0.8°C) is noted in Farmington during the month of December.

Humidity

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

Rainfall

In Farmington, Missouri, in December, during 8.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, in Farmington, there are 148.9 rainfall days, and 31.54" (801mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Farmington, Missouri, are January through March, November and December. In Farmington, in December, during 3.6 snowfall days, 1.54" (39mm) of snow is typically accumulated. In Farmington, during the entire year, snow falls for 16.9 days and aggregates up to 8.07" (205mm) of snow.

Daylight

December has the shortest days of the year in Farmington, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:16 am and sunset at 4:53 pm CST.

Sunshine

In Farmington, Missouri, the average sunshine in December is 4.9h.

UV index

The months with the lowest UV index in Farmington, Missouri, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. To protect against the Sun's most potent rays, avoid direct exposure around midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Farmington?

The average high-temperature and low-temperature in Farmington during December are 43.7°F (6.5°C) and 30.6°F (-0.8°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 98.6°F (37°C).

What is the average humidity in December in Farmington?

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

How much does it rain in Farmington in December?

In Farmington, Missouri, in December, during 8.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

How much does it snow in Farmington in December?

In Farmington, Missouri, during December, snow falls for 3.6 days and regularly aggregates up to 1.54" (39mm) of snow.

What is the month with the shortest days in Farmington?

The month with the shortest days in Farmington, Missouri, is December, with an average of 9h and 36min of daylight.

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

In Farmington, the average day length in December is 9h and 36min.

When are sunrise and sunset in December in Farmington?

On the first day of December in Farmington, Missouri, sunrise is at 6:58 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:53 pm CST.

How long on average sun shines in December in Farmington?

In Farmington, the average sunshine duration in December is 4.9h.

What is the month with the lowest UV index in Farmington?

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

What is the UV index reading in December in Farmington?

In Farmington, Missouri, 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 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
Farmington, MO

Average temperature in December - Farmington, MO
  • Average high temperature in December: 43.7°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 (39.6°F).

  • Average low temperature in December: 30.6°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 (25.2°F).

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Average pressure in December
Farmington, MO

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

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Average wind speed in December
Farmington, MO

Average wind speed in December - Farmington, MO
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in December
Farmington, MO

Average humidity in December - Farmington, 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 (73%).

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Average rainfall in December
Farmington, MO

Average rainfall in December - Farmington, MO
  • Average rainfall in December: 2.32"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in December
Farmington, MO

Average rainfall days in December - Farmington, MO
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Farmington, MO

Average snowfall in December - Farmington, MO
  • Average snowfall in December: 1.54"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Farmington, MO

Average snowfall days in December - Farmington, MO
  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Farmington, 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: 4h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Farmington, MO

Average sunshine days in December - Farmington, MO
  • Average sunshine days in December: 19.3 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in December
Farmington, MO

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

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Average cloud cover in December
Farmington, MO

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

The months with the most cloud cover are January, February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Farmington, MO

Average visibility in December - Farmington, MO
  • Average visibility in December: 6mi

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

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Farmington, Missouri, USA

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