Portage Bay Weather Forecast

    • 67
    • 74

    Partly Sunny

    • 67
    • 75

    Rain Showers Likely

    • 61
    • 81

    Rain Showers

    • 63
    • 81

    Partly Sunny

    • 64
    • 81

    Slight Chance Thunderstorms

    • 64
    • 84

    Partly Sunny

    • 64
    • 82

    Chance Rain Showers

Today 22 Jul Delta

Partly cloudy. South Winds 10 to 15 Mph.

Tonight 22 Jul Delta

Partly cloudy. A slight chance of Showers after midnight. Warm with Lows in the upper 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Portage Bay Temperature Statistics

July Temperature

Manistique, Schoolcraft County Airport (23 miles)

  • Lowest 18 July, 2025

    42.3 °F

  • Average July

    64.6 °F

  • Highest 1 July, 2025

    83.3 °F

Climate (2020–Present)

Manistique, Schoolcraft County Airport (23 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    43.7 °F

  • Average High 2020–2025

    51.5 °F
Get WillyWeather+ to remove ads