October weather forecast
Siesta Key, FL

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Weather in October

October, the same as September, is a moderately hot autumn month in Siesta Key, Florida, with an average temperature varying between 71.8°F (22.1°C) and 82.6°F (28.1°C).

Temperature

October records an average high-temperature of a warm 82.6°F (28.1°C), indicating a minor variation from the preceding month. During the month of October, Siesta Key's nighttime temperature lowers to an average of 71.8°F (22.1°C).

Heat index

The heat index value during October is evaluated at a tropical 87.8°F (31°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. 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

The average relative humidity in October in Siesta Key is 73%.

Rainfall

In Siesta Key, during October, the rain falls for 14.3 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Siesta Key, during the entire year, the rain falls for 183.1 days and collects up to 34.92" (887mm) of precipitation.

Ocean temperature

In Siesta Key, Florida, the average seawater temperature in October is 81.5°F (27.5°C).
Note: For swimming, diving, and similar activities, the water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered delightful, allowing for extended periods of enjoyment without discomfort.

Daylight

In Siesta Key, the average length of the day in October is 11h and 30min.
On the first day of the month, sunrise is at 7:23 am and sunset at 7:16 pm. On the last day of October, sunrise is at 7:40 am and sunset at 6:47 pm EDT.

Sunshine

The average sunshine in October in Siesta Key is 7.8h.

UV index

The average daily maximum UV index in October is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 6 in October interprets into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take caution! The UV rays from the Sun gain strength from sand and water reflections.
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Frequently asked questions

How hot does it get in Siesta Key in October?

In October, the average high-temperature and low-temperature in Siesta Key, Florida, are 82.6°F (28.1°C) and 71.8°F (22.1°C) respectively. In October, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in October in Siesta Key?

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

How many days does it rain in October in Siesta Key?

In Siesta Key, in October, during 14.3 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

What is the ocean temperature in October in Siesta Key?

In October, the average ocean temperature in Siesta Key is 81.5°F (27.5°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.

How many hours of daylight does Siesta Key have in October?

The average day length in October in Siesta Key, Florida, is 11h and 30min.

When is the sunrise / sunset in October in Siesta Key?

On the first day of October, sunrise is at 7:23 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 6:47 pm EDT.

How long on average sun shines in October in Siesta Key?

In October, the average sunshine duration in Siesta Key, Florida, is 7.8h.

How high is the UV index in October in Siesta Key?

In October, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.

Average temperature in October
Siesta Key, FL

Average temperature in October - Siesta Key, FL
  • Average high temperature in October: 82.6°F

The warmest month (with the highest average high temperature) is August (88.5°F).
The month with the lowest average high temperature is January (68.5°F).

  • Average low temperature in October: 71.8°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

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Average pressure in October
Siesta Key, FL

Average pressure in October - Siesta Key, FL
  • Average pressure in October: 29.97"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

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Average wind speed in October
Siesta Key, FL

Average wind speed in October - Siesta Key, FL
  • Average wind speed in October: 9mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

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Average humidity in October
Siesta Key, FL

Average humidity in October - Siesta Key, FL
  • Average humidity in October: 73%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are March, April and May (72%).

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Average rainfall in October
Siesta Key, FL

Average rainfall in October - Siesta Key, FL
  • Average rainfall in October: 1.93"

The wettest month (with the highest rainfall) is August (6.42").
The driest months (with the least rainfall) are February and November (1.06").

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Average rainfall days in October
Siesta Key, FL

Average rainfall days in October - Siesta Key, FL
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January, February and November (8.3 days).

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Average sea temperature in October
Siesta Key, FL

Average sea temperature in October - Siesta Key, FL
  • Average sea temperature in October: 81.5°F

The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64.1°F).

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Average daylight in October /
Average sunshine in October
Siesta Key, FL

Average daylight in October / Average sunshine in October - Siesta Key, 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 5min

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 30min).

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Average sunshine days in October
Siesta Key, FL

Average sunshine days in October - Siesta Key, FL
  • Average sunshine days in October: 14.9 days

The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is August (2.5 days).

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Average UV index in October
Siesta Key, FL

Average UV index in October - Siesta Key, 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 month with the lowest UV index is January (UV index 4).

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Average cloud cover in October
Siesta Key, FL

Average cloud cover in October - Siesta Key, FL
  • Average cloud cover in October: 26

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 22).

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Average visibility in October
Siesta Key, FL

Average visibility in October - Siesta Key, 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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Siesta Key, Florida, USA

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