Grassy Lake Weather Forecast

    • 76
    • 93

    Slight Chance Thunderstorms

    • 75
    • 93

    Chance Thunderstorms

    • 75
    • 92

    Thunderstorms Likely

    • 75
    • 91

    Rain Showers Likely

    • 74
    • 90

    Rain Showers Likely

    • 74
    • 91

    Chance Thunderstorms

    • 75
    • 90

    Rain Showers Likely

Today 20 Jun Lower St. Martin

Sunny with a chance of Showers and Thunderstorms. Near steady temperature around 90. Southwest Winds around 5 Mph. Chance of rain 40 percent. Heat index Values up to 107.

Tonight 20 Jun Lower St. Martin

Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows in the mid 70s. South Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Lake Temperature Statistics

June Temperature

Patterson Memorial (13.7 miles)

  • Lowest 1 June, 2025

    66.9 °F

  • Average June

    81 °F

  • Highest 10 June, 2025

    91 °F

Climate (2020–Present)

Patterson Memorial (13.7 miles)

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  • Average Low 2020–2025

    60.3 °F

  • Average 2020–2025

    67.9 °F

  • Average High 2020–2025

    76.7 °F
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