December weather forecast
D'Iberville, MS

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Weather in December

December concludes the year with weather turning decidedly chilly in D'Iberville. The lowest maximum temperature of the year at 62.4°F (16.9°C) suggests the winter's arrival. Occasional rain along with a decline in daylight hours lends a unique charm to the city's winter landscape. With the city decked in holiday decorations, December takes on a festive mood inspite of the chilly atmosphere. Capturing this mix of festivities and chilly weather makes December a month to remember in D'Iberville.

Temperature

A modest decline in the average high-temperature is seen in D'Iberville during December, decreasing from a pleasant 68.4°F (20.2°C) in November to a refreshing 62.4°F (16.9°C). D'Iberville registers a consistent average low-temperature of 50.4°F (10.2°C) during December.

Humidity

The most humid month in D'Iberville, Mississippi, is December, with an average relative humidity of 78%.

Rainfall

In December, the rain falls for 12.6 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. In D'Iberville, during the entire year, the rain falls for 177.4 days and collects up to 39.96" (1015mm) of precipitation.

Snowfall

In D'Iberville, snow does not fall in February through December.

Ocean temperature

In D'Iberville, the average seawater temperature in December is 60.6°F (15.9°C).
Note: Most people do not find swimming enjoyable in water of 60.6°F (15.9°C). The task of controlling breathing becomes tougher as the temperature drops from 69.8°F (21°C) to 59°F (15°C).

Daylight

December has the shortest days of the year in D'Iberville, Mississippi, with an average of 10h and 12min of daylight.
On the first day of December in D'Iberville, Mississippi, sunrise is at 6:35 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 5:05 pm CST.

Sunshine

The month with the least sunshine in D'Iberville is December, with an average of 5.1h of sunshine.

UV index

January and December, with an average maximum UV index of 4, are months with the lowest UV index in D'Iberville, Mississippi. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 4 in December translates into these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the average December temperature in D'Iberville?

An average high-temperature, in December, in D'Iberville, is 62.4°F (16.9°C) and the average low-temperature is 50.4°F (10.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in September is calculated to be 98.6°F (37°C).

What is the most humid month in D'Iberville?

December is the most humid month in D'Iberville, Mississippi, with an average relative humidity of 78%.

What is the average humidity in December in D'Iberville?

The average relative humidity in December in D'Iberville, Mississippi, is 78%.

How many days does it rain in December in D'Iberville?

In December, the rain falls for 12.6 days. Throughout December, 2.6" (66mm) of precipitation is accumulated.

When it does not snow in D'Iberville?

February through December are months without snowfall in D'Iberville, Mississippi.

Does it snow in D'Iberville in December?

In D'Iberville, in December, it doesn't snow. In January, it regularly snows.

How cold is the water in December in D'Iberville?

In D'Iberville, the average seawater temperature in December is 60.6°F (15.9°C). For most, swimming in 60.6°F (15.9°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the shortest days in D'Iberville?

The month with the shortest days in D'Iberville, Mississippi, is December, with an average of 10h and 12min of daylight.

How many hours of daylight does D'Iberville have in December?

In D'Iberville, Mississippi, the average day length in December is 10h and 13min.

When are sunrise and sunset in December in D'Iberville?

On the first day of December in D'Iberville, Mississippi, sunrise is at 6:35 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 5:05 pm CST.

What is the month with the least sunshine in D'Iberville?

With an average of 5.1h of sunshine, December has the least sunshine of the year in D'Iberville.

How many hours of sunshine does D'Iberville have in December?

In December, the average sunshine duration in D'Iberville, Mississippi, is 5.1h.

When is the lowest UV index in D'Iberville?

January and December, with an average maximum UV index of 4, are months with the lowest UV index in D'Iberville.

What is the UV index intensity in December in D'Iberville?

In D'Iberville, the average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
68.4°F 20.2°C
62.4°F 16.9°C
59°F 15°C
Average low temperature
54.3°F 12.4°C
50.4°F 10.2°C
45.9°F 7.7°C
Average pressure
30.12" 765mmHg
30.13" 765mmHg
30.16" 766mmHg
Average wind speed
8.1mph 13km/h
8.4mph 13.5km/h
8.4mph 13.5km/h
Average max. wind speed
8.6mph 13.8km/h
8.8mph 14.2km/h
8.9mph 14.3km/h
Average wind speed gusts
12.6mph 20.3km/h
12.9mph 20.8km/h
13.2mph 21.2km/h
Average humidity
73%
78%
74%
Average rainfall
1.54" 39mm
2.6" 66mm
2.36" 60mm
Average rainfall days
8.2
12.6
10.8
Average snowfall
0" 0mm
0" 0mm
0.35" 9mm
Average snowfall days
0
0
0.4
Average sea temperature
67.8°F 19.9°C
60.6°F 15.9°C
56.5°F 13.6°C
Average daylight
10h 4min
10h 1min
10h 2min
Average sunshine
6h 1min
5h 1min
5h 4min
Average sunshine days
19.6
15.9
17.9
Average UV index
5
4
4
Average cloud cover
31%
44%
38%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in December
D'Iberville, MS

Average temperature in December - D
  • Average high temperature in December: 62.4°F

The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in December: 50.4°F

The months with the highest average low temperature are July and August (77.7°F).
The coldest month (with the lowest average low temperature) is January (45.9°F).

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Average pressure in December
D'Iberville, MS

Average pressure in December - D
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

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Average wind speed in December
D'Iberville, MS

Average wind speed in December - D
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

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Average humidity in December
D'Iberville, MS

Average humidity in December - D
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
D'Iberville, MS

Average rainfall in December - D
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is August (6.38").
The driest month (with the least rainfall) is November (1.54").

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Average rainfall days in December
D'Iberville, MS

Average rainfall days in December - D
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in December
D'Iberville, MS

Average snowfall in December - D
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
D'Iberville, MS

Average snowfall days in December - D
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average sea temperature in December
D'Iberville, MS

Average sea temperature in December - D
  • Average sea temperature in December: 60.6°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is January (56.5°F).

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Average daylight in December /
Average sunshine in December
D'Iberville, MS

Average daylight in December / Average sunshine in December - D
  • 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
D'Iberville, MS

Average sunshine days in December - D
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (4.9 days).

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Average UV index in December
D'Iberville, MS

Average UV index in December - D
  • Average UV index in December: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in December
D'Iberville, MS

Average cloud cover in December - D
  • Average cloud cover in December: 44

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 23).

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Average visibility in December
D'Iberville, MS

Average visibility in December - D
  • Average visibility in December: 6mi

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

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D'Iberville, Mississippi, USA

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