December weather forecast
Dauphin Island, AL

The scenic Dauphin Island in Alabama
The scenic Dauphin Island in Alabama

Weather in December

The first month of the winter, December, is also an enjoyable month in Dauphin Island, Alabama, with an average temperature fluctuating between 51.4°F (10.8°C) and 62.6°F (17°C).

Temperature

In Dauphin Island, Alabama, the average high-temperature in December slightly decreases from a pleasant 68.2°F (20.1°C) in November to an enjoyable 62.6°F (17°C). The average low-temperature, in December, is 51.4°F (10.8°C).

Humidity

The most humid month in Dauphin Island, Alabama, is December, with an average relative humidity of 78%.

Rainfall

In Dauphin Island, in December, it is raining for 13.1 days, with typically 3.82" (97mm) of accumulated precipitation. In Dauphin Island, during the entire year, the rain falls for 183.1 days and collects up to 45.94" (1167mm) of precipitation.

Snowfall

February through December are months without snowfall.

Ocean temperature

In December, the average ocean temperature in Dauphin Island is 62.6°F (17°C).
Note: Swimming in 62.6°F (17°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

December has the shortest days of the year, with an average of 10h and 14min of daylight.
On the first day of the month, sunrise is at 6:31 am and sunset at 4:51 pm. On the last day of December, in Dauphin Island, sunrise is at 6:48 am and sunset at 5:02 pm CST.

Sunshine

February and December, with an average of 5.5h of sunshine, are months with the least sunshine in Dauphin Island.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 in December interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the most humid month in Dauphin Island?

The most humid month in Dauphin Island, Alabama, is December, with an average relative humidity of 78%.

What is the average humidity in December in Dauphin Island?

The average relative humidity in December in Dauphin Island is 78%.

How much does it rain in Dauphin Island in December?

In Dauphin Island, during December, the rain falls for 13.1 days and regularly aggregates up to 3.82" (97mm) of precipitation.

When it does not snow in Dauphin Island?

In Dauphin Island, snow does not fall in February through December.

Does it snow in Dauphin Island in December?

In Dauphin Island, in December, it doesn't snow. In January, it regularly snows.

What is the ocean temperature in December in Dauphin Island?

In Dauphin Island, the average seawater temperature in December is 62.6°F (17°C). For most, swimming in 62.6°F (17°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 Dauphin Island?

December has the shortest days of the year in Dauphin Island, Alabama, with an average of 10h and 14min of daylight.

How many hours of daylight does Dauphin Island have in December?

The average day length in December is 10h and 14min.

When is the sunrise / sunset in December in Dauphin Island?

In December, on the first day of the month, sunrise is at 6:31 am and sunset at 4:51 pm. On the last day of the month, in Dauphin Island, sunrise is at 6:48 am and sunset at 5:02 pm CST.

What is the month with the least sunshine in Dauphin Island?

February and December, with an average of 5.5h of sunshine, are months with the least sunshine in Dauphin Island, Alabama.

How long on average sun shines in December in Dauphin Island?

In December, the average sunshine duration in Dauphin Island, Alabama, is 5.5h.

What are the months with the lowest UV index in Dauphin Island?

January and December, with an average maximum UV index of 4, are months with the lowest UV index in Dauphin Island, Alabama.

What is the UV index reading in December in Dauphin Island?

In December, the average daily maximum UV index in Dauphin Island, Alabama, is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dauphin Island, AL

Average temperature in December - Dauphin Island, AL
  • Average high temperature in December: 62.6°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in December: 51.4°F

The month with the highest average low temperature is August (78.8°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

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Average pressure in December
Dauphin Island, AL

Average pressure in December - Dauphin Island, AL
  • 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 and August (29.97"Hg).

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Average wind speed in December
Dauphin Island, AL

Average wind speed in December - Dauphin Island, AL
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in December
Dauphin Island, AL

Average humidity in December - Dauphin Island, AL
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Dauphin Island, AL

Average rainfall in December - Dauphin Island, AL
  • Average rainfall in December: 3.82"

The wettest month (with the highest rainfall) is August (6.89").
The driest month (with the least rainfall) is November (2.28").

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Average rainfall days in December
Dauphin Island, AL

Average rainfall days in December - Dauphin Island, AL
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in December
Dauphin Island, AL

Average snowfall in December - Dauphin Island, AL
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.12").
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
Dauphin Island, AL

Average snowfall days in December - Dauphin Island, AL
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 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
Dauphin Island, AL

Average sea temperature in December - Dauphin Island, AL
  • Average sea temperature in December: 62.5°F

The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest month (with the lowest average sea temperature) is January (58.7°F).

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Average daylight in December /
Average sunshine in December
Dauphin Island, AL

Average daylight in December / Average sunshine in December - Dauphin Island, AL
  • Average daylight in December: 10h and 14min

The month with the longest days is June (Average daylight: 14h and 4min).
The month with the shortest days is December (Average daylight: 10h and 14min).

  • Average sunshine in December: 5h and 30min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 30min).

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Average sunshine days in December
Dauphin Island, AL

Average sunshine days in December - Dauphin Island, AL
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (3.9 days).

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Average UV index in December
Dauphin Island, AL

Average UV index in December - Dauphin Island, AL
  • 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
Dauphin Island, AL

Average cloud cover in December - Dauphin Island, AL
  • Average cloud cover in December: 42

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 22).

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Average visibility in December
Dauphin Island, AL

Average visibility in December - Dauphin Island, AL
  • 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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