Weather forecast for todayCudjoe Key, FL

Weather forecast for today

Current condition 1:43 pm EDT

  • 88°F
  • Feels like:
    99°F
Thunder in the Vicinity
Thunder in the Vicinity
  • Precipitation: 0"
  • Wind: 5mphE 90°
  • Humidity: 68%
  • Dewpoint: 75°F
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
Currently, although thunder is heard, precipitation has not yet started in the vicinity.
The temperature is a tropical 87.8°F, the feels-like temperature, which combines air temperature and relative humidity, registers as evaluated at a fiery hot 98.6°F. The current temperature is almost at the maximum of today's expected 89.6°F.

Saturday Oct 17, 2026

  • 90°F
  • 77°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0.12"
  • Wind: 6mphNNE 20°
  • Humidity: 71%
  • UV index: 7
  • Sunrise: 7:25 am EDT
  • Sunset: 6:57 pm EDT
  • ▼
Today, gloomy weather with thick clouds is expected.
Minimal precipitation is anticipated. The temperature variation is predicted to range from a maximum of a humid 89.6°F to a minimum of a moderately hot 77°F.
The maximum heat index, which combines air temperature and relative humidity, is computed to be a torridly hot 105.8°F. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The anticipated high is hotter and better reflects September's normal temperature profile than that of October.
Sunrise was at 7:25 am and sunset will be at 6:57 pm; the daylight will last for 11h and 32min.

Hourly overview

Hourly temperatures

Warmest hour: 2 pm 99°C.
Coldest period: 9 pm - 11 pm 88°C.

Chance of precipitation

Highest chance: 2 pm 73%.

Hourly weather forecast

  • 2 pm
  • 88°F
  • Feels like:
    99°F
Rain
Rain
  • Precip. probability: 73%
  • Precipitation: 0.04"
  • Wind: 5mphENE 74°
  • Humidity: 69%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 3 pm
  • 86°F
  • Feels like:
    97°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphNE 37°
  • Humidity: 72%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    95°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphN 6°
  • Humidity: 71%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 86°F
  • Feels like:
    95°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphNNW 348°
  • Humidity: 72%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 84°F
  • Feels like:
    93°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphN 356°
  • Humidity: 74%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:57 pm
  • 7 pm
  • 82°F
  • Feels like:
    91°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphN 0°
  • Humidity: 79%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 81°F
  • Feels like:
    90°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 51%
  • Precipitation: 0.04"
  • Wind: 8mphN 1°
  • Humidity: 83%
  • Pressure: 29.94"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 9 pm
  • 81°F
  • Feels like:
    88°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 36%
  • Precipitation: 0.04"
  • Wind: 9mphNNE 14°
  • Humidity: 84%
  • Pressure: 29.94"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 10 pm
  • 81°F
  • Feels like:
    88°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Precip. probability: 31%
  • Precipitation: 0.04"
  • Wind: 10mphNNE 24°
  • Humidity: 86%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 11 pm
  • 81°F
  • Feels like:
    88°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Wind: 11mphNNE 28°
  • Humidity: 88%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
For the rest of the day, a combination of overcast, stormy and rain-filled weather is forecasted.
Rain is predicted practically for the rest of the day.
The temperature will be between a maximum of 87.8°F and a minimum of 80.6°F. The feels-like temperature will be between the lowest temperature of 87.8°F and the highest temperature of 98.6°F. The hottest part of the day will be around 2 pm.
Today, the peak temperature is expected to align more with September than with October's typical high. The lowest temperature today will be comparable to October's average minimum.
Updated: Oct 17, 2026 @ 17:43:53 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (1:43 pm EDT) is 87.8°F. Feels-like temperature is 98.6°F.

Today, gray and overcast skies will be present.

Today, there is a low chance of minimal precipitation in Cudjoe Key.

Today, the maximum temperature will be 89.6°F, while the minimum temperature will be 77°F. The maximum heat index, which combines relative humidity and air temperature, is estimated at 105.8°F.
Today, the maximum temperature will be a few degrees higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 79.7°F.

On Saturday, in Cudjoe Key, sunrise was at 7:25 am and sunset will be at 6:57 pm (EDT).

Today, the daylight will last for 11h and 32min.