December weather forecast
West Hattiesburg, MS

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Weather in December

The first month of the winter, December, is still a mild month in West Hattiesburg, Mississippi, with an average temperature fluctuating between 43.7°F (6.5°C) and 59.7°F (15.4°C).

Temperature

With the onset of December, West Hattiesburg's average high-temperature slightly adjusts, moderately receding from November's comfortable 66.7°F (19.3°C) to a mild 59.7°F (15.4°C). West Hattiesburg experiences a nighttime temperature average of 43.7°F (6.5°C) during December.

Humidity

With an average relative humidity of 81%, December is the most humid month.

Rainfall

In West Hattiesburg, in December, during 13.8 rainfall days, 3.74" (95mm) of precipitation is typically accumulated. Throughout the year, in West Hattiesburg, there are 177.1 rainfall days, and 36.42" (925mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in West Hattiesburg. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.39" (10mm) of snow.

Daylight

December has the shortest days of the year, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:39 am and sunset at 4:54 pm. On the last day of December, in West Hattiesburg, sunrise is at 6:56 am and sunset at 5:05 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 4.9h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 3 during December translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are December temperatures in West Hattiesburg?

December temperatures in West Hattiesburg, Mississippi, vary between a high-temperature of 59.7°F (15.4°C) and a low-temperature of 43.7°F (6.5°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 104°F (40°C).

What is the most humid month in West Hattiesburg?

With an average relative humidity of 81%, December is the most humid month in West Hattiesburg, Mississippi.

What is the average humidity in December in West Hattiesburg?

The average relative humidity in December is 81%.

How much does it rain in West Hattiesburg in December?

In West Hattiesburg, Mississippi, in December, during 13.8 rainfall days, 3.74" (95mm) of precipitation is typically accumulated.

What is the snowiest month in West Hattiesburg?

December is the month with the most snowfall in West Hattiesburg, Mississippi. Snow falls for 0.4 days and accumulates 0.39" (10mm) of snow.

When does it start snowing in West Hattiesburg?

December is the first month it typically snows in West Hattiesburg, Mississippi. Throughout December, in the average 0.4 snowfall days, it receives 0.39" (10mm) of snow.

What is the month with the shortest days in West Hattiesburg?

December has the shortest days of the year, with an average of 10h and 12min of daylight.

What is the average length of the day in December in West Hattiesburg?

In West Hattiesburg, the average day length in December is 10h and 9min.

When is the sunrise / sunset in December in West Hattiesburg?

On the first day of December in West Hattiesburg, sunrise is at 6:39 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 5:05 pm CST.

What is the month with the least sunshine in West Hattiesburg?

The month with the least sunshine is December, with an average of 4.9h of sunshine.

How long on average sun shines in December in West Hattiesburg?

The average sunshine duration in December in West Hattiesburg is 4.9h.

When is the lowest UV index in West Hattiesburg?

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

What is the UV index reading in December in West Hattiesburg?

In December, the average daily maximum UV index in West Hattiesburg, Mississippi, is 3. A UV Index estimate of 3 to 5 represents a moderate 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
West Hattiesburg, MS

Average temperature in December - West Hattiesburg, MS
  • Average high temperature in December: 59.7°F

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in December: 43.7°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in December
West Hattiesburg, MS

Average pressure in December - West Hattiesburg, 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
West Hattiesburg, MS

Average wind speed in December - West Hattiesburg, MS
  • Average wind speed in December: 6.4mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).

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Average humidity in December
West Hattiesburg, MS

Average humidity in December - West Hattiesburg, MS
  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
West Hattiesburg, MS

Average rainfall in December - West Hattiesburg, MS
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").

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Average rainfall days in December
West Hattiesburg, MS

Average rainfall days in December - West Hattiesburg, MS
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in December
West Hattiesburg, MS

Average snowfall in December - West Hattiesburg, MS
  • Average snowfall in December: 0.39"

The month with the highest snowfall is December (0.39").
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
West Hattiesburg, MS

Average snowfall days in December - West Hattiesburg, MS
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is January (0.5 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
West Hattiesburg, MS

Average daylight in December / Average sunshine in December - West Hattiesburg, 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 12min).

  • Average sunshine in December: 4h and 5min

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

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Average sunshine days in December
West Hattiesburg, MS

Average sunshine days in December - West Hattiesburg, MS
  • Average sunshine days in December: 14.9 days

The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).

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Average UV index in December
West Hattiesburg, MS

Average UV index in December - West Hattiesburg, MS
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (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
West Hattiesburg, MS

Average cloud cover in December - West Hattiesburg, 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
West Hattiesburg, MS

Average visibility in December - West Hattiesburg, MS
  • Average visibility in December: 5mi

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

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West Hattiesburg, Mississippi, USA

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