December weather forecast
Osage Beach, MO

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Weather in December

December marks the transition of Osage Beach into the bleak and crisp canvas of winter. Sunlight becomes a precious commodity as daylight hours shrink, bringing with it a cooler color palette and a heightened need for warm clothing. The cloud cover increases once again, conjuring up an atmosphere of solitude and introspection. With comparatively low wind speeds, the weather continues to cool off, paving the way for a stylish winter. The average high temperature drops to 43.5°F (6.4°C), setting the stage for cozy indoor gatherings and recognition of year-end holiday celebrations. The onset of snowfall, averaging 1.61" (41mm), exhibits winter in its complete glory.

Temperature

Osage Beach's transition into December involves a shift in temperature, receding from a fresh 54.1°F (12.3°C) in November to a chilly 43.5°F (6.4°C). During December nights, Osage Beach records an average temperature of 29.5°F (-1.4°C).

Humidity

The average relative humidity in December is 75%.

Rainfall

In December, the rain falls for 7.5 days. Throughout December, 1.85" (47mm) of precipitation is accumulated. Throughout the year, there are 148.1 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Osage Beach, Missouri, are January through May, October through December. In Osage Beach, in December, snow falls for 4.5 days, with typically accumulated 1.61" (41mm) of snow. In Osage Beach, during the entire year, snow falls for 23.2 days and aggregates up to 10.79" (274mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:00 pm CST.

Sunshine

The average sunshine in December is 5.2h.

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 value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during December translates into the following guidance:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

Is it cold during December?

During December, Osage Beach experiences an average high-temperature of 43.5°F (6.4°C) and a low-temperature of 29.5°F (-1.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 100.4°F (38°C).

What is the average humidity in December?

In December, the average relative humidity is 75%.

How many days does it rain in December?

In December, in Osage Beach, Missouri, the rain falls for 7.5 days. Throughout December, 1.85" (47mm) of precipitation is accumulated.

How many days does it snow in December in Osage Beach?

In Osage Beach, during December, snow falls for 4.5 days and regularly aggregates up to 1.61" (41mm) of snow.

What is the month with the shortest days in Osage Beach?

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

How many hours of daylight does Osage Beach have in December?

In Osage Beach, the average day length in December is 9h and 34min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:08 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:00 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 5.2h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Osage Beach, MO

Average temperature in December - Osage Beach, MO
  • Average high temperature in December: 43.5°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in December
Osage Beach, MO

Average pressure in December - Osage Beach, 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 (29.92"Hg).

Average wind speed in December
Osage Beach, MO

Average wind speed in December - Osage Beach, MO
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in December
Osage Beach, MO

Average humidity in December - Osage Beach, MO
  • Average humidity in December: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Osage Beach, MO

Average rainfall in December - Osage Beach, MO
  • Average rainfall in December: 1.85"

The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.57").

Average rainfall days in December
Osage Beach, MO

Average rainfall days in December - Osage Beach, MO
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is December (7.5 days).

Average snowfall in December
Osage Beach, MO

Average snowfall in December - Osage Beach, MO
  • Average snowfall in December: 1.61"

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
Osage Beach, MO

Average snowfall days in December - Osage Beach, MO
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Osage Beach, MO

Average daylight in December / Average sunshine in December - Osage Beach, MO
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in December
Osage Beach, MO

Average sunshine days in December - Osage Beach, MO
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in December
Osage Beach, MO

Average UV index in December - Osage Beach, 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).

Average cloud cover in December
Osage Beach, MO

Average cloud cover in December - Osage Beach, MO
  • Average cloud cover in December: 44

The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 28).

Average visibility in December
Osage Beach, MO

Average visibility in December - Osage Beach, MO
  • Average visibility in December: 6mi

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

Osage Beach, Missouri, USA

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