December weather forecast
Osyka, MS

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Weather in December

December, the first month of the winter in Osyka, is still a refreshing month, with an average temperature varying between 44.8°F (7.1°C) and 60.3°F (15.7°C).

Temperature

In Osyka, the average high-temperature in December gently drops from an enjoyable 66.9°F (19.4°C) in November to a still refreshing 60.3°F (15.7°C). Osyka's nights in December cool down to an average low-temperature of 44.8°F (7.1°C).

Humidity

The months with the highest humidity in Osyka are February and December, with an average relative humidity of 82%.

Rainfall

In December, the rain falls for 13.1 days. Throughout December, 3.27" (83mm) of precipitation is accumulated. Throughout the year, in Osyka, there are 173.4 rainfall days, and 33.23" (844mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Osyka, Mississippi. Throughout December, in the average 0.2 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, in Osyka, there are 0.9 snowfall days, and 0.71" (18mm) of snow is accumulated.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year in Osyka.
On the first day of December in Osyka, sunrise is at 6:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:10 pm CST.

Sunshine

In Osyka, the average sunshine in December is 4.8h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 3 in December translates into these instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the usual temperature for Osyka in December?

An average high-temperature, in December, in Osyka, is 60.3°F (15.7°C) and the average low-temperature is 44.8°F (7.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is estimated at 102.2°F (39°C).

What is the most humid month in Osyka?

The months with the highest humidity are February and December, with an average relative humidity of 82%.

What is the average humidity in December in Osyka?

In December, the average relative humidity in Osyka, Mississippi, is 82%.

How much does it rain in Osyka in December?

In Osyka, in December, it is raining for 13.1 days, with typically 3.27" (83mm) of accumulated precipitation.

When does it start snowing in Osyka?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.24" (6mm) of snow.

What is the month with the shortest days in Osyka?

The month with the shortest days is December, with an average of 10h and 12min of daylight.

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

The average day length in December in Osyka, Mississippi, is 10h and 11min.

When is the sunrise / sunset in December in Osyka?

On the first day of December in Osyka, Mississippi, sunrise is at 6:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:10 pm CST.

How long on average sun shines in December in Osyka?

The average sunshine duration in December in Osyka, Mississippi, is 4.8h.

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

The months with the lowest UV index in Osyka are January and December, with an average maximum UV index of 3.

What is the UV index reading in December in Osyka?

The average daily maximum UV index in December in Osyka, Mississippi, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Osyka, MS

Average temperature in December - Osyka, MS
  • Average high temperature in December: 60.3°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (57.2°F).

  • Average low temperature in December: 44.8°F

The months with the highest average low temperature are July and August (72.7°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

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Average pressure in December
Osyka, MS

Average pressure in December - Osyka, MS
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in December
Osyka, MS

Average wind speed in December - Osyka, MS
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in December
Osyka, MS

Average humidity in December - Osyka, MS
  • Average humidity in December: 82%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Osyka, MS

Average rainfall in December - Osyka, MS
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is November (1.73").

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Average rainfall days in December
Osyka, MS

Average rainfall days in December - Osyka, MS
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (22.4 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in December
Osyka, MS

Average snowfall in December - Osyka, MS
  • Average snowfall in December: 0.24"

The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Osyka, MS

Average snowfall days in December - Osyka, MS
  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Osyka, MS

Average daylight in December / Average sunshine in December - Osyka, MS
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Osyka, MS

Average sunshine days in December - Osyka, MS
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in December
Osyka, MS

Average UV index in December - Osyka, MS
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in December
Osyka, MS

Average cloud cover in December - Osyka, MS
  • Average cloud cover in December: 51

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 31).

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Average visibility in December
Osyka, MS

Average visibility in December - Osyka, MS
  • Average visibility in December: 5mi

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

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Osyka, Mississippi, USA

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