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Weather forecast in Apostle Islands (WI)

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This data display current weather and forecast for the coming days in Apostle Islands. In addition to temperature, wind, humidity and pressure, we include data on the probability of precipitation so you can have all the information about your destination before your trip.

Apostle Islands current temperature and weather

September 22, 2025
Night
Fog
58.1°F
Feels like:
58.5°F
Fog
Wind: 3.1 mph (5 Km/h) SE SE
Pressure: 29.47 inHg (998 hPa)
Humidity: 97%
Precip. prob.: 0%
Visibility: 6 mi (10 km)

UV index: 0
Morning
Fog
57.4°F
Feels like:
57.7°F
Fog
Wind: 2.2 mph (3.6 Km/h) S S
Pressure: 29.81 inHg (1010 hPa)
Humidity: 98%
Precip. prob.: 0%
Visibility: 1 mi (2 km)

UV index: 0.9
Day
Fog
57°F
Feels like:
55°F
Fog
Wind: 12.5 mph (20.2 Km/h) NE NE
Pressure: 29.82 inHg (1010 hPa)
Humidity: 98%
Precip. prob.: 0%
Visibility: 6 mi (10 km)

UV index: 2.7
Evening
Cloudy
56.5°F
Feels like:
53.8°F
Cloudy
Wind: 13.2 mph (21.2 Km/h) NE NE
Pressure: 29.88 inHg (1012 hPa)
Humidity: 97%
Precip. prob.: 0%
Visibility: 6 mi (10 km)

UV index: 0


Marine weather forecast Apostle Islands

The graphs show wave heights and directions, as well as wind speed and direction in Apostle Islands for the coming days. Click on the sea state chart for more details




You may also be interested in other sections of our site for Apostle Islands: Sea temperature, Sunrise and Sunset, Tides

Apostle Islands weather by month

In order for you to be able to estimate what the weather is like in Apostle Islands throughout the year, we provide monthly data for the last few years. Select the month you are interested in.

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Wisconsin photo gallery

  • North of Oak Creek Power Plant (zoom to see it's smoke stacks)
  • Green Flash seen from Bradford Beach

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

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Our report for Apostle Islands is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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