Monthly weather forecast and climate
Captiva, FL

The best time to visit Captiva

November is the best period for swimming and other water activities in Captiva, Florida, as the ocean temperature is 78.8°F (26°C), the rain falls for only 5.7 days, and 0.28" (7mm) of rainfall is accumulated.

Weather in January

January, the same as December, in Captiva, Florida, is another pleasant winter month, with temperature in the range of an average low of 58.8°F (14.9°C) and an average high of 70°F (21.1°C). January is the coldest month, with an average high-temperature of 70°F (21.1°C) and an average low-temperature of 58.8°F (14.9°C). Weather in January »

Weather in February

February, the last month of the winter, in Captiva, is another pleasant month, with average temperature ranging between min 61.3°F (16.3°C) and max 72°F (22.2°C). In February, the average high-temperature is essentially the same as in January - a still agreeable 72°F (22.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a warm month in Captiva, Florida, with average temperature ranging between max 74.3°F (23.5°C) and min 64°F (17.8°C). In Captiva, the average high-temperature is relatively the same as in February - a moderately hot 74.3°F (23.5°C). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Captiva, Florida, with average temperature fluctuating between 70.2°F (21.2°C) and 79.5°F (26.4°C). In Captiva, the average high-temperature is essentially the same as in March - a still moderately hot 79.5°F (26.4°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Captiva, Florida, with average temperature ranging between min 74.3°F (23.5°C) and max 83.1°F (28.4°C). In Captiva, the average high-temperature is practically the same as in April - a still warm 83.1°F (28.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Captiva, Florida, with average temperature varying between 86.2°F (30.1°C) and 79°F (26.1°C). In Captiva, the average high-temperature is practically the same as in May - a hot 86.2°F (30.1°C). Weather in June »

Weather in July

July, the same as June, in Captiva, Florida, is a hot summer month, with temperature in the range of an average low of 80.4°F (26.9°C) and an average high of 87.4°F (30.8°C). In July, the average high-temperature is essentially the same as in June - a still hot 87.4°F (30.8°C). Weather in July »

Weather in August

August, the last month of the summer, in Captiva, is another hot month, with temperature in the range of an average high of 88°F (31.1°C) and an average low of 81°F (27.2°C). With an average high-temperature of 88°F (31.1°C) and an average low-temperature of 81°F (27.2°C), August is the warmest month. In August, the average heat index is calculated to a sweltering 101.8°F (38.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a hot month in Captiva, Florida, with average temperature varying between 79°F (26.1°C) and 86.7°F (30.4°C). In Captiva, the average high-temperature is almost the same as in August - a still tropical 86.7°F (30.4°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Captiva, Florida, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 73.9°F (23.3°C). In October, the average high-temperature is practically the same as in September - a moderately hot 83.3°F (28.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Captiva, is also a moderately hot month, with average temperature fluctuating between 67.5°F (19.7°C) and 77.5°F (25.3°C). The ideal ocean temperature of 78.8°F (26°C) and only 5.7 rainfall days, with 0.28" (7mm) of accumulated rainfall, makes November the best time for swimming and other water activities. Weather in November »

Weather in December

The first month of the winter, December, is also a moderately hot month in Captiva, Florida, with average temperature varying between 63.9°F (17.7°C) and 73.9°F (23.3°C). In Captiva, the average high-temperature in December is essentially the same as in November - a still warm 73.9°F (23.3°C). Weather in December »
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FAQ

What is the coldest month in Captiva?

The coldest month in Captiva, Florida, is January, with an average high-temperature of 70°F (21.1°C) and an average low-temperature of 58.8°F (14.9°C).

How much does it rain in Captiva?

Throughout the year, in Captiva, there are 122 rainfall days, and 8.98" (228mm) of precipitation is accumulated.

What are the months with the lowest UV index in Captiva?

Months with the lowest UV index in Captiva are January and February, with an average maximum UV index of 5.

What is the month with the coldest ocean in Captiva?

With an average ocean temperature of 69.8°F (21°C), February is the month with the coldest seawater in Captiva, Florida.

What is the least humid month in Captiva?

March is the least humid month, with an average relative humidity of 72%.

What is the driest month in Captiva?

March is the month with the least rainfall in Captiva. Rain falls for 5.7 days and accumulates 0.16" (4mm) of precipitation.

What month has the most sunshine in Captiva?

May has the most sunshine of the year, with an average of 11.1h of sunshine.

When is the highest UV index in Captiva?

Months with the highest UV index are May through September, with an average maximum UV index of 7.

When are the longest days in Captiva?

With an average of 13.8h of daylight, June has the longest days of the year in Captiva, Florida.

What is the warmest month in Captiva?

August is the warmest month in Captiva, with an average high-temperature of 88°F (31.1°C) and an average low-temperature of 81°F (27.2°C).

What is the rainiest month in Captiva?

August is the month with the most rainfall. Rain falls for 18.3 days and accumulates 1.93" (49mm) of precipitation.

When is the ocean warmest in Captiva?

With an average ocean temperature of 86°F (30°C), August is the month with the warmest seawater in Captiva.

What is the most humid month in Captiva?

The most humid month is December, with an average relative humidity of 77%.

What is the month with the shortest days in Captiva?

With an average of 10.5h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Captiva?

The month with the least sunshine in Captiva is December, with an average of 6.7h of sunshine.

Average pressure
Captiva, FL

Average pressure - Captiva, FL

The month with the highest atmospheric pressure is January (30.12").
The month with the lowest atmospheric pressure is September (29.95").

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Average wind speed
Captiva, FL

Average wind speed - Captiva, FL

The windiest months (with the highest average wind speed) are October and November (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average rainfall
Captiva, FL

Average rainfall - Captiva, FL

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is March (0.16").

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Average rainfall days
Captiva, FL

Average rainfall days - Captiva, FL

The month with the highest number of rainy days is September (19.5 days).
The month with the least rainy days is February (4.1 days).

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Average sea temperature
Captiva, FL

Average sea temperature - Captiva, FL

The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (70°F).

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Average daylight / Average sunshine
Captiva, FL

Average daylight / Average sunshine - Captiva, FL

The month with the longest days is June (Average daylight: 13.8h).
The month with the shortest days is December (Average daylight: 10.5h).

The month with the most sunshine is May (Average sunshine: 11.1h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days
Captiva, FL

Average sunshine days - Captiva, FL

The month with the most sunshine days is January (25.1 days).
The month with the least sunshine days is September (7.2 days).

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Average UV index
Captiva, FL

Average UV index - Captiva, FL

Months with the highest UV index are May, June, July, August and September (UV index 7).
Months with the lowest UV index are January and February (UV index 5).

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Average visibility
Captiva, FL

Average visibility - Captiva, FL

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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