October weather forecast
Captiva, FL

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Weather in October

October in Captiva is a blissful period of transition from summer to fall. A significant decrease to 83.3°F (28.5°C) in temperature captures the fading summer. The sea temperature remains relatively high, favoring water sports and coastal activities. However, the UV index and wind gust curtail, ensuring more relaxed conditions. Despite the transition, the weather retains an allure that is hard to resist.

Temperature

Captiva in October witnesses an average high-temperature of a moderately hot 83.3°F (28.5°C), indicating a slight variation from September's 86.7°F (30.4°C). Nighttime temperatures consistently average 73.9°F (23.3°C) during October.

Heat index

In October, the heat index is estimated at a tropical 89.6°F (32°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

In Captiva, the average relative humidity in October is 73%.

Rainfall

In October, the rain falls for 10.9 days. Throughout October, 0.83" (21mm) of precipitation is accumulated. In Captiva, during the entire year, the rain falls for 122 days and collects up to 8.98" (228mm) of precipitation.

Ocean temperature

In Captiva, in October, the average water temperature is 82.4°F (28°C).
Note: Water activities including swimming and diving are pleasurable in temperatures between 77°F (25°C) and 84.2°F (29°C), ensuring comfort and enjoyment for extended time frames.

Daylight

The average length of the day in October is 11h and 31min.
On the first day of October, sunrise is at 7:21 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:46 pm EDT.

Sunshine

The average sunshine in October in Captiva is 7.6h.

UV index

The average daily maximum UV index in October in Captiva is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in October converts into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
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Frequently asked questions

How hot is it in Captiva in October?

In October, the average high-temperature and low-temperature in Captiva are 83.3°F (28.5°C) and 73.9°F (23.3°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in October is estimated at 89.6°F (32°C).

What is the average humidity in October in Captiva?

In October, the average relative humidity in Captiva is 73%.

How many days does it rain in October in Captiva?

In Captiva, Florida, during October, the rain falls for 10.9 days and regularly aggregates up to 0.83" (21mm) of precipitation.

How warm is the water in October in Captiva?

In Captiva, the average seawater temperature in October is 82.4°F (28°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in October in Captiva?

The average day length in October in Captiva is 11h and 31min.

When is the sunrise / sunset in October in Captiva?

In October, on the first day of the month, sunrise is at 7:21 am and sunset at 7:14 pm. On the last day of the month, in Captiva, sunrise is at 7:37 am and sunset at 6:46 pm EDT.

How many hours of sunshine does Captiva have in October?

In Captiva, the average sunshine duration in October is 7.6h.

What is the UV index intensity in October in Captiva?

In Captiva, Florida, the average daily maximum UV index in October is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in October
Captiva, FL

Average temperature in October - Captiva, FL
  • Average high temperature in October: 83.3°F

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (70°F).

  • Average low temperature in October: 73.9°F

The month with the highest average low temperature is August (81°F).
The coldest month (with the lowest average low temperature) is January (58.8°F).

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Average pressure in October
Captiva, FL

Average pressure in October - Captiva, FL
  • Average pressure in October: 29.96"Hg

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

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Average wind speed in October
Captiva, FL

Average wind speed in October - Captiva, FL
  • Average wind speed in October: 9.9mph

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 humidity in October
Captiva, FL

Average humidity in October - Captiva, FL
  • Average humidity in October: 73%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).

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Average rainfall in October
Captiva, FL

Average rainfall in October - Captiva, FL
  • Average rainfall in October: 0.83"

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 in October
Captiva, FL

Average rainfall days in October - Captiva, FL
  • Average rainfall days in October: 10.9 days

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 in October
Captiva, FL

Average sea temperature in October - Captiva, FL
  • Average sea temperature in October: 82°F

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 in October /
Average sunshine in October
Captiva, FL

Average daylight in October / Average sunshine in October - Captiva, FL
  • Average daylight in October: 11h and 3min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in October: 7h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in October
Captiva, FL

Average sunshine days in October - Captiva, FL
  • Average sunshine days in October: 17.7 days

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 in October
Captiva, FL

Average UV index in October - Captiva, FL
  • Average UV index in October: 6

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

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Average cloud cover in October
Captiva, FL

Average cloud cover in October - Captiva, FL
  • Average cloud cover in October: 27

The month with the most cloud cover is January (Cloud cover 29).
The months with the least cloud cover are March and May (Cloud cover 23).

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Average visibility in October
Captiva, FL

Average visibility in October - Captiva, FL
  • Average visibility in October: 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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Captiva, Florida, USA

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