Weather forecast for todayCayo Costa, FL

Weather forecast for today

Current condition 10:02 am EDT

  • 75°F
  • Feels like:
    75°F
Sunny / Wind
Sunny / Wind
  • Precipitation: 0"
  • Wind: 20mphNE 40°
  • Humidity: 73%
  • Dewpoint: 66°F
  • Pressure: 30.1"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
At the moment, in Cayo Costa, the sky is clear, and the wind is picking up.
The temperature is a warm 75.2°F. The current temperature is a few degrees off the maximum of 82.4°F for today.

Sunday Oct 18, 2026

  • 82°F
  • 70°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 21mphNE 51°
  • Humidity: 67%
  • UV index: 8
  • Sunrise: 7:30 am EDT
  • Sunset: 6:58 pm EDT
  • ▼
Today, on Sunday, October 18, wind speeds will increase as scattered clouds move in and out.
The highest temperature will be a moderately hot 82.4°F, while the lowest temperature will be a delightful 69.8°F.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be a blazing 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
October's typical peak of 83.3°F is predicted to be mirrored in the day’s high.
Sunrise was at 7:30 am and sunset will be at 6:58 pm; the daylight will last for 11h and 28min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 5 pm 86°C.
Coldest hour: 1 am 75°C.

Chance of precipitation

Highest chance: 11 pm - 1 am 5%.

Hourly weather forecast

  • 11 am
  • 77°F
  • Feels like:
    77°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 20mphNE 45°
  • Humidity: 71%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 12 pm
  • 79°F
  • Feels like:
    82°F
Sunny / Wind
Sunny / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 21mphNE 49°
  • Humidity: 67%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 1 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 21mphNE 50°
  • Humidity: 65%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 20mphNE 52°
  • Humidity: 65%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
  • 3 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 20mphNE 54°
  • Humidity: 65%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 4 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 20mphNE 54°
  • Humidity: 64%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 5 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 20mphNE 53°
  • Humidity: 64%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 20mphNE 51°
  • Humidity: 66%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:58 pm
  • 7 pm
  • 79°F
  • Feels like:
    82°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 19mphNE 49°
  • Humidity: 70%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 77°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 19mphNE 47°
  • Humidity: 74%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 77°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 19mphNE 46°
  • Humidity: 77%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 75°F
  • Feels like:
    77°F
Mostly Clear
Mostly Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 19mphNE 45°
  • Humidity: 80%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 75°F
  • Feels like:
    77°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 18mphNE 44°
  • Humidity: 82%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Cayo Costa, primarily dull and occasionally sunny weather is predicted.
The temperature will be between the highest temperature of 82.4°F and the lowest temperature of 75.2°F. The warmest part of the day will be from 2 pm to 5 pm.
Today, the temperature is forecasted to be consistent with the usual maximum for October. The lowest temperature is expected to be also relatively lower than the average minimum in October, typically 73.9°F.
Updated: Oct 18, 2026 @ 14:02:20 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (10:02 am EDT) is 75.2°F.

On Sunday, sunny spells will break through fast-moving clouds and breezy conditions.

Today, the highest temperature will be 82.4°F, while the lowest temperature will be 69.8°F. The maximum heat index, which combines air temperature and relative humidity, is evaluated at 86°F.
The highest temperature will be in line with the average maximum of 83.3°F in October. The lowest temperature will be moderately lower than the average low of 73.9°F.

On Sunday, in Cayo Costa, sunrise was at 7:30 am and sunset will be at 6:58 pm (EDT).

In Cayo Costa, the length of the day today will be 11h and 28min.