December weather forecast
Hartville, MO

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Weather in December

The first month of the winter, December, is also a frosty month in Hartville, Missouri, with an average temperature varying between 44.1°F (6.7°C) and 30°F (-1.1°C).

Temperature

December weather is marked by a drop in the average high-temperature, falling from a fresh 54.3°F (12.4°C) in November to a frosty 44.1°F (6.7°C). Hartville, in the month of December, anticipates a consistent average low-temperature of 30°F (-1.1°C).

Humidity

The average relative humidity in December in Hartville is 76%.

Rainfall

In Hartville, in December, during 5.6 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 109.6 rainfall days, and 11.93" (303mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Hartville, Missouri, are January through April, November and December. In Hartville, during December, snow falls for 2.7 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, in Hartville, there are 13.2 snowfall days, and 2.13" (54mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Hartville, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:23 am and sunset at 5:02 pm CST.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Hartville?

The high-temperature during December is 44.1°F (6.7°C) and the low-temperature is 30°F (-1.1°C). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 98.6°F (37°C).

What is the average humidity in December in Hartville?

The average relative humidity in December is 76%.

How many days does it rain in December in Hartville?

In Hartville, in December, during 5.6 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How much does it snow in Hartville in December?

In December, in Hartville, it is snowing for 2.7 days. Throughout December, 0.43" (11mm) of snow is accumulated.

What is the month with the shortest days in Hartville?

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

How many hours of daylight does Hartville have in December?

In December, the average day length in Hartville is 9h and 39min.

What time are sunrise and sunset in December in Hartville?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:02 pm CST.

How many hours of sunshine does Hartville have in December?

The average sunshine duration in December in Hartville is 5.3h.

When is the lowest UV index in Hartville?

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

What is the UV index reading in December in Hartville?

In Hartville, 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
Hartville, MO

Average temperature in December - Hartville, MO
  • Average high temperature in December: 44.1°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in December
Hartville, MO

Average pressure in December - Hartville, MO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Hartville, MO

Average wind speed in December - Hartville, MO
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in December
Hartville, MO

Average humidity in December - Hartville, MO
  • Average humidity in December: 76%

The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in December
Hartville, MO

Average rainfall in December - Hartville, MO
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is February (0.59").

Average rainfall days in December
Hartville, MO

Average rainfall days in December - Hartville, MO
  • Average rainfall days in December: 5.6 days

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Hartville, MO

Average snowfall in December - Hartville, MO
  • Average snowfall in December: 0.43"

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

Average snowfall days in December
Hartville, MO

Average snowfall days in December - Hartville, MO
  • Average snowfall days in December: 2.7 days

The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Hartville, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in December
Hartville, MO

Average sunshine days in December - Hartville, MO
  • Average sunshine days in December: 23.5 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (14.1 days).

Average UV index in December
Hartville, MO

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Hartville, MO

Average cloud cover in December - Hartville, MO
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 30).

Average visibility in December
Hartville, MO

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

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

Hartville, Missouri, USA

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