December weather forecast
Porterville, MS

Weather in December

December, the first month of the winter in Porterville, is also a moderate month, with an average temperature ranging between max 56.8°F (13.8°C) and min 41.7°F (5.4°C).

Temperature

In Porterville, the average high-temperature in December marginally drops from a comfortable 63.9°F (17.7°C) in November to a moderate 56.8°F (13.8°C). The average low-temperature, in December, is 41.7°F (5.4°C).

Humidity

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

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. In Porterville, during the entire year, the rain falls for 145.8 days and collects up to 24.57" (624mm) of precipitation.

Snowfall

January, February, November and December are months with snowfall. In Porterville, during December, snow falls for 0.3 days and regularly aggregates up to 0.35" (9mm) of snow. Throughout the year, there are 2.5 snowfall days, and 1.1" (28mm) of snow is accumulated.

Daylight

With an average of 10h and 2min of daylight, December has the shortest days of the year in Porterville.
On the first day of the month, sunrise is at 6:38 am and sunset at 4:47 pm. On the last day of December, in Porterville, sunrise is at 6:55 am and sunset at 4:58 pm CST.

Sunshine

The months with the least sunshine in Porterville are February and December, with an average of 4.8h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Porterville. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Porterville?

In Porterville, in December, the average high-temperature is 56.8°F (13.8°C), and the average low-temperature is 41.7°F (5.4°C). in September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 98.6°F (37°C).

What is the most humid month in Porterville?

December is the most humid month in Porterville, with an average relative humidity of 81%.

What is the average humidity in December in Porterville?

In December, the average relative humidity in Porterville, Mississippi, is 81%.

How many days does it rain in December in Porterville?

In Porterville, Mississippi, during December, the rain falls for 11.5 days and regularly aggregates up to 2.52" (64mm) of precipitation.

How many days does it snow in December in Porterville?

In December, in Porterville, Mississippi, it is snowing for 0.3 days. Throughout December, 0.35" (9mm) of snow is accumulated.

What is the month with the shortest days in Porterville?

The month with the shortest days is December, with an average of 10h and 2min of daylight.

How many hours of daylight does Porterville have in December?

In December, the average day length in Porterville, Mississippi, is 10h and 2min.

When is the sunrise / sunset in December in Porterville?

In December, on the first day of the month, sunrise is at 6:38 am and sunset at 4:47 pm. On the last day of the month, in Porterville, sunrise is at 6:55 am and sunset at 4:58 pm CST.

What are the months with the least sunshine in Porterville?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

How many hours of sunshine does Porterville have in December?

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

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

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

What is the UV index reading in December in Porterville?

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Porterville, MS

Average temperature in December - Porterville, MS
  • Average high temperature in December: 56.8°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (54°F).

  • Average low temperature in December: 41.7°F

The months with the highest average low temperature are July and August (71.6°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in December
Porterville, MS

Average pressure in December - Porterville, MS
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Porterville, MS

Average wind speed in December - Porterville, MS
  • Average wind speed in December: 7.4mph

The windiest months (with the highest average wind speed) are January and February (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in December
Porterville, MS

Average humidity in December - Porterville, 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 (70%).

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Average rainfall in December
Porterville, MS

Average rainfall in December - Porterville, MS
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is August (2.6").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in December
Porterville, MS

Average rainfall days in December - Porterville, MS
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in December
Porterville, MS

Average snowfall in December - Porterville, MS
  • Average snowfall in December: 0.35"

The month with the highest snowfall is January (0.51").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in December
Porterville, MS

Average snowfall days in December - Porterville, MS
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Porterville, MS
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 14h and 16min).
The month with the shortest days is December (Average daylight: 10h and 2min).

  • Average sunshine in December: 4h and 48min

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 48min).

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Average sunshine days in December
Porterville, MS

Average sunshine days in December - Porterville, MS
  • Average sunshine days in December: 17.9 days

The months with the most sunshine days are October and November (21.3 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in December
Porterville, MS

Average UV index in December - Porterville, 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
Porterville, MS

Average cloud cover in December - Porterville, MS
  • Average cloud cover in December: 48

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in December
Porterville, MS

Average visibility in December - Porterville, MS
  • 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).

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