Dauphin Island
Alabama, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Dauphin Island, AL

The aerial view of the scenic Dauphin Island in Alabama
The aerial view of the scenic Dauphin Island in Alabama
The first month of the winter, December, is still a comfortable month in Dauphin Island, Alabama, with average temperature fluctuating between 48.4°F (9.1°C) and 61.5°F (16.4°C).

Temperature

In December, the average high-temperature slightly decreases, from a pleasant 69.4°F (20.8°C) in November, to an enjoyable 61.5°F (16.4°C). In Dauphin Island, the average low-temperature is 48.4°F (9.1°C).

Rainfall

In Dauphin Island, during December, the rain falls for 12 days and regularly aggregates up to 4.9" (123.7mm) of precipitation. Throughout the year, in Dauphin Island, there are 115 rainfall days, and 61.4" (1559.2mm) of precipitation is accumulated.

Ocean temperature

In Dauphin Island, the average seawater temperature 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

With an average of 10.2h of daylight, December has the shortest days of the year.

What is the temperature in December in Dauphin Island?

The average high-temperature, in December, in Dauphin Island, Alabama, is 61.5°F (16.4°C), while the average low-temperature is 48.4°F (9.1°C).

How much does it rain in Dauphin Island in December?

In Dauphin Island, Alabama, during December, the rain falls for 12 days and regularly aggregates up to 4.9" (123.7mm) of precipitation.

What is the ocean temperature in December in Dauphin Island?

In Dauphin Island, in December, the average water temperature is 62.6°F (17°C). 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).

What is the month with the shortest days in Dauphin Island?

With an average of 10.2h of daylight, December has the shortest days of the year.

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

The average length of the day in December in Dauphin Island is 10.2h.
Average temperature in December - Dauphin Island, AL
  • Average high temperature in December: 61.6°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in December: 48.3°F

The month with the highest average low temperature is August (78°F).
The coldest month (with the lowest average low temperature) is January (45.5°F).

Average rainfall in December - Dauphin Island, AL
  • Average rainfall in December: 4.9"

The wettest month (with the highest rainfall) is August (7.2").
The driest month (with the lowest rainfall) is October (3.9").

Average rainfall days in December - Dauphin Island, AL
  • Average rainfall days in December: 12 days

Months with the highest number of rainy days are January, August and December (12 days).
Months with the lowest number of rainy days are April, May and October (7 days).

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).

Average daylight in December - Dauphin Island, AL
  • Average daylight in December: 10.2h

The month with the longest days is June (Average daylight: 14.1h).
The month with shortest days is December (Average daylight: 10.2h).