October weather forecast
Dismal Key, FL

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Weather in October

October, the same as September, is a moderately hot autumn month in Dismal Key, Florida, with an average temperature fluctuating between 83.5°F (28.6°C) and 74.1°F (23.4°C).

Temperature

With the start of October, Dismal Key measures an average high-temperature of a warm 83.5°F (28.6°C), not significantly differing from September's 87.1°F (30.6°C). Throughout the nights in October, Dismal Key experiences an average low-temperature of 74.1°F (23.4°C).

Heat index

For most parts of October, the heat index is evaluated at a hot 91.4°F (33°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In October, the average relative humidity is 74%.

Rainfall

In Dismal Key, in October, it is raining for 13.1 days, with typically 1.5" (38mm) of accumulated precipitation. In Dismal Key, during the entire year, the rain falls for 162.1 days and collects up to 21.69" (551mm) of precipitation.

Daylight

The average length of the day in October in Dismal Key is 11h and 32min.
On the first day of the month, sunrise is at 7:18 am and sunset at 7:12 pm. On the last day of October, in Dismal Key, sunrise is at 7:34 am and sunset at 6:45 pm EDT.

Sunshine

In Dismal Key, the average sunshine in October is 7.6h.

UV index

In Dismal Key, Florida, the average daily maximum UV index in October is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during October translates into these guidelines:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Dismal Key in October?

The high-temperature in Dismal Key during October is 83.5°F (28.6°C) and the low-temperature is 74.1°F (23.4°C). In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 91.4°F (33°C).

What is the average humidity in October in Dismal Key?

In Dismal Key, Florida, the average relative humidity in October is 74%.

How much does it rain in Dismal Key in October?

In Dismal Key, Florida, in October, it is raining for 13.1 days, with typically 1.5" (38mm) of accumulated precipitation.

What is the average length of the day in October in Dismal Key?

The average day length in October is 11h and 32min.

What time are sunrise and sunset in October in Dismal Key?

On the first day of October in Dismal Key, Florida, sunrise is at 7:18 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:45 pm EDT.

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

In October, the average sunshine duration is 7.6h.

What is the UV index intensity in October in Dismal Key?

The average daily maximum UV index in October in Dismal Key, Florida, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Dismal Key, FL

Average temperature in October - Dismal Key, FL
  • Average high temperature in October: 83.5°F

The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (71.6°F).

  • Average low temperature in October: 74.1°F

The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

Average pressure in October
Dismal Key, FL

Average pressure in October - Dismal Key, FL
  • Average pressure in October: 29.95"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.94"Hg).

Average wind speed in October
Dismal Key, FL

Average wind speed in October - Dismal Key, FL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is November (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in October
Dismal Key, FL

Average humidity in October - Dismal Key, FL
  • Average humidity in October: 74%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is March (72%).

Average rainfall in October
Dismal Key, FL

Average rainfall in October - Dismal Key, FL
  • Average rainfall in October: 1.5"

The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is March (0.63").

Average rainfall days in October
Dismal Key, FL

Average rainfall days in October - Dismal Key, FL
  • Average rainfall days in October: 13.1 days

The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (7 days).

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

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

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in October: 7h and 4min

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

Average sunshine days in October
Dismal Key, FL

Average sunshine days in October - Dismal Key, FL
  • Average sunshine days in October: 15.5 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is August (6.8 days).

Average UV index in October
Dismal Key, FL

Average UV index in October - Dismal 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 months with the lowest UV index are January and February (UV index 5).

Average cloud cover in October
Dismal Key, FL

Average cloud cover in October - Dismal Key, FL
  • Average cloud cover in October: 27

The month with the most cloud cover is January (Cloud cover 28).
The months with the least cloud cover are March and April (Cloud cover 22).

Average visibility in October
Dismal Key, FL

Average visibility in October - Dismal 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).

Dismal Key, Florida, USA

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