Saint Johns Lake Weather Forecast

    • 49
    • 72

    Slight Chance Rain Showers

    • 56
    • 80

    Chance Thunderstorms

    • 53
    • 86

    Slight Chance Thunderstorms

    • 45
    • 78

    Mostly Sunny

    • 42
    • 72

    Mostly Sunny

    • 43
    • 72

    Mostly Sunny

Today 24 May Baraga

Mostly cloudy in the Morning, then clearing. Warmer with Highs in the mid 70s. Light west Winds.

Tonight 24 May Baraga

Clear. Lows around 50. Light south Winds, becoming southwest after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns Lake Temperature Statistics

May Temperature

Marquette, Sawyer International Airport (34.8 miles)

  • Lowest 2 May, 2026

    19.4 °F

  • Average May

    42.1 °F

  • Highest 15 May, 2026

    78.8 °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 °F

  • Average 2021–2026

    40.8 °F

  • Average High 2021–2026

    51 °F
Get WillyWeather+ to remove ads