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

August 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 last month of the summer, August, is another tropical month in Dauphin Island, Alabama, with average temperature varying between 78.1°F (25.6°C) and 89.1°F (31.7°C).

Temperature

In Dauphin Island, Alabama, the average high-temperature in August is almost the same as in July - a still hot 89.1°F (31.7°C). In August, the average low-temperature is 78.1°F (25.6°C).

Rainfall

The month with the most rainfall in Dauphin Island is August when the rain falls for 12 days and typically aggregates up to 7.2" (182.6mm) of precipitation.

Ocean temperature

August is the month with the warmest seawater in Dauphin Island, with an average ocean temperature of 86.5°F (30.3°C).
Note: The water temperature above 86°F (30°C) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

Daylight

In Dauphin Island, the average length of the day in August is 13.2h.

What is the temperature in August in Dauphin Island?

In August, the average high-temperature is 89.1°F (31.7°C), and the average low-temperature is 78.1°F (25.6°C).

How much does it rain in Dauphin Island in August?

In Dauphin Island, Alabama, in August, during 12 rainfall days, 7.2" (182.6mm) of precipitation is typically accumulated.

What is the rainiest month in Dauphin Island?

The month with the most rainfall is August when the rain falls for 12 days and typically aggregates up to 7.2" (182.6mm) of precipitation.

When is the ocean warmest in Dauphin Island?

With an average ocean temperature of 86.5°F (30.3°C), August is the month with the warmest seawater in Dauphin Island.

What is the ocean temperature in August in Dauphin Island?

In August, the average ocean temperature in Dauphin Island, Alabama, is 86.5°F (30.3°C). The water temperature above 86°F (30°C) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

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

In Dauphin Island, Alabama, the average length of the day in August is 13.2h.
Average temperature in August - Dauphin Island, AL
  • Average high temperature in August: 89°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 August: 78°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 August - Dauphin Island, AL
  • Average rainfall in August: 7.2"

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 August - Dauphin Island, AL
  • Average rainfall days in August: 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 August - Dauphin Island, AL
  • Average sea temperature in August: 86.6°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 August - Dauphin Island, AL
  • Average daylight in August: 13.2h

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