December weather forecast
Jamesport, MO

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Weather in December

The first month of the winter, December, is still a cold month in Jamesport, Missouri, with an average temperature varying between 38.3°F (3.5°C) and 25.7°F (-3.5°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a fresh 50.9°F (10.5°C) in November to an icy 38.3°F (3.5°C). December nights in Jamesport cool down to an average low-temperature of 25.7°F (-3.5°C).

Humidity

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

Rainfall

In Jamesport, Missouri, during December, the rain falls for 6.1 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 129.6 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Jamesport, in December, during 5.1 snowfall days, 1.42" (36mm) of snow is typically accumulated. In Jamesport, during the entire year, snow falls for 25.5 days and aggregates up to 11.61" (295mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:00 pm CST.

Sunshine

In December, the average sunshine is 5.1h.

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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during December translates into the following guidance:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. 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. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

How cold is it in Jamesport in December?

The high-temperature, in December, in Jamesport, records 38.3°F (3.5°C), while the low-temperature is 25.7°F (-3.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is appraised at 91.4°F (33°C).

What is the average humidity in December in Jamesport?

The average relative humidity in December is 77%.

How much does it rain in Jamesport in December?

In Jamesport, in December, during 6.1 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

How much does it snow in Jamesport in December?

In Jamesport, Missouri, during December, snow falls for 5.1 days and regularly aggregates up to 1.42" (36mm) of snow.

What is the month with the shortest days in Jamesport?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

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

In December, the average day length in Jamesport, Missouri, is 9h and 23min.

When are sunrise and sunset in December in Jamesport?

On the first day of December, sunrise is at 7:18 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:00 pm CST.

How many hours of sunshine does Jamesport have in December?

The average sunshine duration in December in Jamesport is 5.1h.

What are the months with the lowest UV index in Jamesport?

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

What is the UV index reading in December in Jamesport?

In Jamesport, Missouri, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Jamesport, MO

Average temperature in December - Jamesport, MO
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Jamesport, MO

Average pressure in December - Jamesport, 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).

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Average wind speed in December
Jamesport, MO

Average wind speed in December - Jamesport, MO
  • Average wind speed in December: 9.1mph

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

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Average humidity in December
Jamesport, MO

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

The months with the highest relative humidity are May, June and July (80%).
The months with the lowest relative humidity are October and November (71%).

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Average rainfall in December
Jamesport, MO

Average rainfall in December - Jamesport, MO
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is February (0.94").

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Average rainfall days in December
Jamesport, MO

Average rainfall days in December - Jamesport, MO
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.2 days).

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Average snowfall in December
Jamesport, MO

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

The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Jamesport, MO

Average snowfall days in December - Jamesport, MO
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is January (7.7 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
Jamesport, MO

Average daylight in December / Average sunshine in December - Jamesport, 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 24min).

  • Average sunshine in December: 5h and 1min

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 42min).

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Average sunshine days in December
Jamesport, MO

Average sunshine days in December - Jamesport, MO
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in December
Jamesport, MO

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

The months with the highest UV index are 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
Jamesport, MO

Average cloud cover in December - Jamesport, MO
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in December
Jamesport, MO

Average visibility in December - Jamesport, 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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Jamesport, Missouri, USA

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