Monthly weather forecast and climate
Dauphin Island, AL

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

Weather in January

January, like December, is a moderate winter month in Dauphin Island, Alabama, with average temperature fluctuating between 47.3°F (8.5°C) and 59°F (15°C). January is the coldest month, with an average high-temperature of 59°F (15°C) and an average low-temperature of 47.3°F (8.5°C). Weather in January »

Weather in February

February, the last month of the winter, in Dauphin Island, is an enjoyable month, with average temperature fluctuating between 63°F (17.2°C) and 51.1°F (10.6°C). In Dauphin Island, the average high-temperature is relatively the same as in January - a comfortable 63°F (17.2°C). Weather in February »

Weather in March

The first month of the spring, March, is an agreeable month in Dauphin Island, Alabama, with average temperature varying between 56.8°F (13.8°C) and 68.4°F (20.2°C). In Dauphin Island, the average high-temperature slightly increases, from a comfortable 63°F (17.2°C) in February, to a pleasant 68.4°F (20.2°C). Weather in March »

Weather in April

April in Dauphin Island, Alabama, is a warm spring month, with average temperature fluctuating between 74.8°F (23.8°C) and 63.3°F (17.4°C). In Dauphin Island, the average high-temperature in April slightly increases, from an agreeable 68.4°F (20.2°C) in March, to a warm 74.8°F (23.8°C). Weather in April »

Weather in May

May, the last month of the spring, in Dauphin Island, is also a moderately hot month, with average temperature fluctuating between 81.3°F (27.4°C) and 70.3°F (21.3°C). In Dauphin Island, the average high-temperature in May slightly increases, from a warm 74.8°F (23.8°C) in April, to a still moderately hot 81.3°F (27.4°C). Weather in May »

Weather in June

June, the first month of the summer, in Dauphin Island, is a tropical month, with average temperature varying between 87.3°F (30.7°C) and 77°F (25°C). In June, the average high-temperature slightly increases, from a moderately hot 81.3°F (27.4°C) in May, to a hot 87.3°F (30.7°C). Weather in June »

Weather in July

July, like June, is another hot summer month in Dauphin Island, Alabama, with average temperature ranging between min 78.4°F (25.8°C) and max 88.3°F (31.3°C). In Dauphin Island, the average high-temperature in July is practically the same as in June - a still hot 88.3°F (31.3°C). Weather in July »

Weather in August

August, the last month of the summer, in Dauphin Island, is another hot month, with temperature in the range of an average high of 88.7°F (31.5°C) and an average low of 78.8°F (26°C). August is the warmest month, with an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 78.8°F (26°C). The average heat index in August is evaluated at a scorching 104.5°F (40.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Dauphin Island, Alabama, with average temperature fluctuating between 75°F (23.9°C) and 85.5°F (29.7°C). In September, the average high-temperature is relatively the same as in August - a warm 85.5°F (29.7°C). Weather in September »

Weather in October

October, like September, in Dauphin Island, Alabama, is another warm autumn month, with average temperature fluctuating between 65.7°F (18.7°C) and 78.4°F (25.8°C). In Dauphin Island, Alabama, the average high-temperature marginally drops, from a moderately hot 85.5°F (29.7°C) in September, to a still warm 78.4°F (25.8°C). Weather in October »

Weather in November

November, the last month of the autumn, in Dauphin Island, is also an agreeable month, with average temperature fluctuating between 55.4°F (13°C) and 68.2°F (20.1°C). In Dauphin Island, the average high-temperature in November drops, from a moderately hot 78.4°F (25.8°C) in October, to an agreeable 68.2°F (20.1°C). Weather in November »

Weather in December

December, the first month of the winter, in Dauphin Island, is also an enjoyable month, with average temperature ranging between max 62.6°F (17°C) and min 51.4°F (10.8°C). In December, the average high-temperature marginally drops, from a pleasant 68.2°F (20.1°C) in November, to a comfortable 62.6°F (17°C). Weather in December »
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FAQ

What is the coldest month in Dauphin Island?

The coldest month is January, with an average high-temperature of 59°F (15°C) and an average low-temperature of 47.3°F (8.5°C).

How much does it rain in Dauphin Island?

Throughout the year, there are 183.1 rainfall days, and 45.94" (1167mm) of precipitation is accumulated.

When does it snow in Dauphin Island?

The only month with snowfall is January.

How many days does it snow in Dauphin Island?

In Dauphin Island, during the entire year, snow falls for 0.1 days, and aggregates up to 0.12" (3mm) of snow.

What is the snowiest month in Dauphin Island?

The month with the most snowfall in Dauphin Island is January when snow falls for 0.1 days and typically aggregates up to 0.12" (3mm) of snow.

What month is the ocean coldest in Dauphin Island?

The month with the coldest seawater is January, with an average ocean temperature of 58.6°F (14.8°C).

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.

When it does not snow in Dauphin Island?

February through December are months without snowfall.

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

Months with the least sunshine are February and December, with an average of 5.5h of sunshine.

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

Months with the highest UV index in Dauphin Island, Alabama, are May through August, with an average maximum UV index of 7.

When are the longest days in Dauphin Island?

The month with the longest days is June, with an average of 14.1h of daylight.

What month has the most sunshine in Dauphin Island?

June has the most sunshine of the year in Dauphin Island, Alabama, with an average of 11.2h of sunshine.

What is the warmest month in Dauphin Island?

August is the warmest month, with an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 78.8°F (26°C).

What is the wettest month in Dauphin Island?

August is the month with the most rainfall in Dauphin Island, Alabama. Rain falls for 24.8 days and accumulates 6.89" (175mm) of precipitation.

What month is the ocean warmest in Dauphin Island?

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

What is the least humid month in Dauphin Island?

October is the least humid month, with an average relative humidity of 70%.

What is the driest month in Dauphin Island?

November is the month with the least rainfall in Dauphin Island, Alabama. Rain falls for 8.4 days and accumulates 2.28" (58mm) of precipitation.

What is the most humid month in Dauphin Island?

December is the most humid month, with an average relative humidity of 78%.

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 in Dauphin Island, Alabama.

Average temperature
Dauphin Island, AL

Average temperature - Dauphin Island, AL

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).

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
Dauphin Island, AL

Average pressure - Dauphin Island, AL

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

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Average wind speed
Dauphin Island, AL

Average wind speed - Dauphin Island, AL

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
Dauphin Island, AL

Average humidity - Dauphin Island, AL

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
Dauphin Island, AL

Average rainfall - Dauphin Island, AL

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
Dauphin Island, AL

Average rainfall days - Dauphin Island, AL

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
Dauphin Island, AL

Average snowfall - Dauphin Island, AL

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

Average snowfall days - Dauphin Island, AL

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

Average sea temperature - Dauphin Island, AL

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 / Average sunshine
Dauphin Island, AL

Average daylight / Average sunshine - Dauphin Island, AL

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

The month with the most sunshine is June (Average sunshine: 11.2h).
Months with the least sunshine are February and December (Average sunshine: 5.5).

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Average sunshine days
Dauphin Island, AL

Average sunshine days - Dauphin Island, AL

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
Dauphin Island, AL

Average UV index - Dauphin Island, AL

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

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Average visibility
Dauphin Island, AL

Average visibility - Dauphin Island, AL

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

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