December weather forecast
Tarsney, MO

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Weather in December

The first month of the winter, December, is also a wintry month in Tarsney, Missouri, with an average temperature ranging between min 27.5°F (-2.5°C) and max 40.8°F (4.9°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a cool 52.5°F (11.4°C) in November to a cold 40.8°F (4.9°C). An average low-temperature of 27.5°F (-2.5°C) is anticipated throughout the nights during December.

Humidity

The average relative humidity in December is 74%.

Rainfall

In December, the rain falls for 6 days. Throughout December, 1.57" (40mm) of precipitation is accumulated. In Tarsney, during the entire year, the rain falls for 134.9 days and collects up to 28.46" (723mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Tarsney, in December, during 3.6 snowfall days, 1.14" (29mm) of snow is typically accumulated. In Tarsney, Missouri, during the entire year, snow falls for 20 days and aggregates up to 10.28" (261mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:17 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:04 pm CST.

Sunshine

In Tarsney, the average sunshine in December is 5.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 2 in December transforms into this advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In Tarsney, in December, the average high-temperature is 40.8°F (4.9°C), and the average low-temperature is 27.5°F (-2.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 93.2°F (34°C).

What is the average humidity in December?

In Tarsney, the average relative humidity in December is 74%.

How many days does it rain in December?

In Tarsney, during December, the rain falls for 6 days and regularly aggregates up to 1.57" (40mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 3.6 days. Throughout December, 1.14" (29mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 29min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:17 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:04 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.3h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In Tarsney, 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
Tarsney, MO

Average temperature in December - Tarsney, MO
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in December
Tarsney, MO

Average pressure in December - Tarsney, MO
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in December
Tarsney, MO

Average wind speed in December - Tarsney, MO
  • Average wind speed in December: 9.2mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in December
Tarsney, MO

Average humidity in December - Tarsney, MO
  • Average humidity in December: 74%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Tarsney, MO

Average rainfall in December - Tarsney, MO
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in December
Tarsney, MO

Average rainfall days in December - Tarsney, MO
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in December
Tarsney, MO

Average snowfall in December - Tarsney, MO
  • Average snowfall in December: 1.14"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Tarsney, MO

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

The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Tarsney, MO
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in December
Tarsney, MO

Average sunshine days in December - Tarsney, MO
  • Average sunshine days in December: 22.3 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in December
Tarsney, MO

Average UV index in December - Tarsney, 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).

Average cloud cover in December
Tarsney, MO

Average cloud cover in December - Tarsney, MO
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Tarsney, MO

Average visibility in December - Tarsney, 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).

Tarsney, Missouri, USA

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