Weather forecast for todayHarbour Island, FL

Weather forecast for today

Current condition 9:45 am EDT

  • 79°F
  • Feels like:
    88°F
Light Rain
Light Rain
  • Precipitation: 0.04"
  • Wind: 4mphN 350°
  • Humidity: 91%
  • Dewpoint: 75°F
  • Pressure: 29.99"Hg
  • Visibility: 8mi
  • UV index: 2
  • ▼
At the moment, gentle rain showers are moving through the area.
Rainfall is insignificant.
The temperature is a warm 78.8°F, while the feels-like temperature, which combines relative humidity and air temperature, is estimated at a blazing 87.8°F. The current temperature is the maximum expected temperature of the day.

Saturday Oct 17, 2026

  • 79°F
  • 63°F
Rain
Rain
  • Precip. probability: 97%
  • Precipitation: 0.2"
  • Wind: 12mphN 7°
  • Humidity: 81%
  • UV index: 3
  • Sunrise: 7:31 am EDT
  • Sunset: 6:58 pm EDT
  • ▼
Today, on Saturday, October 17, rain is in the forecast, making for a wet and cloudy day.
The chance of rainfall is high. However, precipitation will be light. The expected temperature range extends from a high of a moderately hot 78.8°F to a low of a comfortable 62.6°F.
Sunrise was at 7:31 am and sunset will be at 6:58 pm; the daylight will last for 11h and 28min.

Hourly overview

Hourly temperatures

Warmest hour: 10 am 86°C.
Coldest hour: 12 am 64°C.

Chance of precipitation

Highest chance: 10 am 100%.

Hourly weather forecast

  • 10 am
  • 79°F
  • Feels like:
    86°F
Rain
Rain
  • Precip. probability: 100%
  • Precipitation: 0.12"
  • Wind: 5mphN 1°
  • Humidity: 90%
  • Pressure: 29.97"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 11 am
  • 79°F
  • Feels like:
    86°F
Rain
Rain
  • Precip. probability: 82%
  • Precipitation: 0.08"
  • Wind: 8mphN 359°
  • Humidity: 86%
  • Pressure: 30"Hg
  • Visibility: 5mi
  • UV index: 1
  • ▼
  • 12 pm
  • 77°F
  • Feels like:
    77°F
Rain
Rain
  • Precip. probability: 74%
  • Precipitation: 0.08"
  • Wind: 10mphN 3°
  • Humidity: 86%
  • Pressure: 30"Hg
  • Visibility: 5mi
  • UV index: 1
  • ▼
  • 1 pm
  • 75°F
  • Feels like:
    75°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.04"
  • Wind: 11mphN 3°
  • Humidity: 83%
  • Pressure: 30"Hg
  • Visibility: 5mi
  • UV index: 3
  • ▼
  • 2 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 11mphN 9°
  • Humidity: 81%
  • Pressure: 30"Hg
  • Visibility: 6mi
  • UV index: 3
  • ▼
  • 3 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 12mphN 9°
  • Humidity: 77%
  • Pressure: 29.97"Hg
  • Visibility: 8mi
  • UV index: 3
  • ▼
  • 4 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphNNE 14°
  • Humidity: 74%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 2
  • ▼
  • 5 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 12mphNNE 21°
  • Humidity: 70%
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 1
  • ▼
  • 6 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphNNE 23°
  • Humidity: 68%
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Sunset: 6:58 pm
  • 7 pm
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphNNE 24°
  • Humidity: 72%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphNNE 26°
  • Humidity: 71%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 12mphNNE 27°
  • Humidity: 70%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 13mphNNE 31°
  • Humidity: 74%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 13mphNNE 28°
  • Humidity: 74%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Harbour Island, a combination of cloudy and showery weather is anticipated.
Rainfall is predicted from 10 am to 1 pm. With light precipitation of 0.12", most rainfall is expected at 10 am.
The temperature will vary between the highest temperature of 78.8°F and the lowest temperature of 66.2°F. The feels-like temperature will be between the highest temperature of 86°F and the lowest temperature of 66.2°F. The warmest part of the day will be at 10 am and 11 am.
Updated: Oct 17, 2026 @ 13:45:19 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Momentarily, it rains, but precipitation is minimal.

The temperature at 9:45 am EDT is 78.8°F. Feels-like temperature is 87.8°F.

On Saturday, periods of rain are likely, bringing damp conditions.

With a probability of 97%, light precipitation of 0.2" is expected.

Today, the highest temperature will be 78.8°F, while the lowest temperature will be 62.6°F.

On Saturday, in Harbour Island, sunrise was at 7:31 am and sunset will be at 6:58 pm (EDT).

In Harbour Island, today, there will be 11h and 28min of daylight.