December weather forecast
Arbo, MS

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Weather in December

December, the first month of the winter in Arbo, is still a mild month, with an average temperature fluctuating between 43.2°F (6.2°C) and 59°F (15°C).

Temperature

December indicates a minor shift in the average high-temperature, from November's refreshing 66°F (18.9°C) to a mild 59°F (15°C). The low-temperature average for Arbo during December stands at a frosty 43.2°F (6.2°C).

Humidity

With an average relative humidity of 82%, December is the most humid month in Arbo.

Rainfall

December is the month with the most rainfall in Arbo. Rain falls for 13.5 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. In Arbo, during the entire year, snow falls for 0.9 days and aggregates up to 0.55" (14mm) of snow.

Daylight

December has the shortest days of the year in Arbo, Mississippi, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:41 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:05 pm CST.

Sunshine

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

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 moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the UV index of 3 transforms into the following advice:
Prioritize safety - Recommendations to avert sunburn are shared. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What are December temperatures in Arbo?

December temperatures in Arbo, Mississippi, vary between a high-temperature of 59°F (15°C) and a low-temperature of 43.2°F (6.2°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 102.2°F (39°C).

What is the most humid month in Arbo?

With an average relative humidity of 82%, December is the most humid month in Arbo, Mississippi.

What is the average humidity in December in Arbo?

In December, the average relative humidity is 82%.

What is the wettest month in Arbo?

The month with the most rainfall is December, when the rain falls for 13.5 days and typically aggregates up to 3.74" (95mm) of precipitation.

How many days does it rain in December in Arbo?

In Arbo, during December, the rain falls for 13.5 days and regularly aggregates up to 3.74" (95mm) of precipitation.

When does it start snowing in Arbo?

December is the first month it typically snows in Arbo. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

What is the month with the shortest days in Arbo?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

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

In Arbo, the average day length in December is 10h and 7min.

When is the sunrise / sunset in December in Arbo?

On the first day of December in Arbo, Mississippi, sunrise is at 6:41 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:05 pm CST.

What is the month with the least sunshine in Arbo?

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Arbo?

The average sunshine duration in December in Arbo is 4.9h.

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

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

What is the UV index reading in December in Arbo?

In Arbo, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium health risk 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
Arbo, MS

Average temperature in December - Arbo, MS
  • Average high temperature in December: 59°F

The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in December: 43.2°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (39°F).

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Average pressure in December
Arbo, MS

Average pressure in December - Arbo, MS
  • Average pressure in December: 30.14"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
Arbo, MS

Average wind speed in December - Arbo, MS
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in December
Arbo, MS

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

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Arbo, MS

Average rainfall in December - Arbo, MS
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is November (2.01").

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Average rainfall days in December
Arbo, MS

Average rainfall days in December - Arbo, MS
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is August (20.3 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in December
Arbo, MS

Average snowfall in December - Arbo, MS
  • Average snowfall in December: 0.12"

The month with the highest snowfall is January (0.24").
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
Arbo, MS

Average snowfall days in December - Arbo, MS
  • Average snowfall days in December: 0.1 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
Arbo, MS

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

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

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in December
Arbo, MS

Average sunshine days in December - Arbo, MS
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is August (9 days).

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Average UV index in December
Arbo, MS

Average UV index in December - Arbo, 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
Arbo, MS

Average cloud cover in December - Arbo, MS
  • Average cloud cover in December: 49

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in December
Arbo, MS

Average visibility in December - Arbo, MS
  • Average visibility in December: 6mi

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

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Arbo, Mississippi, USA

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