December weather forecast
Emerald, MS

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Weather in December

The first month of the winter, December, is also a moderate month in Emerald, Mississippi, with temperature in the range of an average high of 59.4°F (15.2°C) and an average low of 44.1°F (6.7°C).

Temperature

As December begins, there is a minor decrease in the average high-temperature, softly falling from an enjoyable 66.4°F (19.1°C) in November to a mild 59.4°F (15.2°C). The average low-temperature in Emerald during December nights is a chilly 44.1°F (6.7°C).

Humidity

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

Rainfall

In Emerald, in December, during 11.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Emerald, during the entire year, the rain falls for 159.9 days and collects up to 22.83" (580mm) of precipitation.

Snowfall

Months with snowfall in Emerald are January through March and December. The months with the most snowfall in Emerald, Mississippi, are January and December, with an average 0.2" (5mm) of accumulated snow.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year.
On the first day of December in Emerald, sunrise is at 6:42 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:09 pm CST.

Sunshine

The months with the least sunshine 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. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are December temperatures in Emerald?

The high-temperature, in December, in Emerald, is 59.4°F (15.2°C), while the low-temperature averages to 44.1°F (6.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 102.2°F (39°C).

What is the most humid month in Emerald?

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 Emerald?

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

How many days does it rain in December in Emerald?

In Emerald, in December, during 11.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When does it snow the most in Emerald?

The months with the most snowfall in Emerald, Mississippi, are January and December, with an average 0.2" (5mm) of accumulated snow.

When does it start to snow in Emerald?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.2" (5mm) of snow.

What is the month with the shortest days in Emerald?

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

How many hours of daylight does Emerald have in December?

The average day length in December in Emerald is 10h and 10min.

What time are sunrise and sunset in December in Emerald?

On the first day of December in Emerald, Mississippi, sunrise is at 6:42 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:09 pm CST.

What are the months with the least sunshine in Emerald?

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

How many hours of sunshine does Emerald have in December?

In Emerald, Mississippi, the average sunshine duration in December is 4.8h.

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

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

What is the UV index intensity in December in Emerald?

In December, the average daily maximum UV index in Emerald, Mississippi, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
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
Emerald, MS

Average temperature in December - Emerald, MS
  • Average high temperature in December: 59.4°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.7°F).

  • Average low temperature in December: 44.1°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

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Average pressure in December
Emerald, MS

Average pressure in December - Emerald, 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
Emerald, MS

Average wind speed in December - Emerald, 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
Emerald, MS

Average humidity in December - Emerald, 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
Emerald, MS

Average rainfall in December - Emerald, MS
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is November (1.1").

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Average rainfall days in December
Emerald, MS

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

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in December
Emerald, MS

Average snowfall in December - Emerald, MS
  • Average snowfall in December: 0.2"

The months with the highest snowfall are January and December (0.2").
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
Emerald, MS

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

The months with the highest number of snowfall days are January and December (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
Emerald, MS

Average daylight in December / Average sunshine in December - Emerald, 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 months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in December
Emerald, MS

Average sunshine days in December - Emerald, MS
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is July (8 days).

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Average UV index in December
Emerald, MS

Average UV index in December - Emerald, 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
Emerald, MS

Average cloud cover in December - Emerald, 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 30).

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Average visibility in December
Emerald, MS

Average visibility in December - Emerald, 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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Emerald, Mississippi, USA

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