Saint Johns Lake Weather Forecast

    • 48
    • 71

    Rain Showers Likely

    • 36
    • 56

    Rain Showers

    • 33
    • 58

    Partly Sunny

    • 38
    • 61

    Mostly Cloudy

    • 39
    • 58

    Rain Showers Likely

    • 34
    • 54

    Chance Rain Showers

Today 23 Apr Baraga

Unseasonably warm. Partly cloudy. Highs 70 to 75 inland to around 63 at the shore. South Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 23 Apr Baraga

A chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Partly cloudy in the Evening, then becoming cloudy. Lows around 48. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns Lake Temperature Statistics

April Temperature

Marquette, Sawyer International Airport (34.8 miles)

  • Lowest 7 April, 2026

    8.6 °F

  • Average April

    34.4 °F

  • Highest 16 April, 2026

    66.2 °F

Climate (2021–Present)

Marquette, Sawyer International Airport (34.8 miles)

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

  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    40.9 °F

  • Average High 2021–2026

    51.1 °F
Get WillyWeather+ to remove ads