Loy Lake Weather Forecast

    • 69
    • 81

    Slight Chance Thunderstorms

    • 73
    • 87

    Partly Sunny

    • 77
    • 91

    Mostly Sunny

    • 72
    • 91

    Rain Showers Likely

    • 72
    • 85

    Chance Rain Showers

    • 75
    • 88

    Slight Chance Thunderstorms

Today 15 Jun Grayson

Mostly cloudy this Morning, then becoming partly sunny. A 20 percent chance of Showers and Thunderstorms. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 15 Jun Grayson

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Loy Lake Temperature Statistics

June Temperature

Sherman/Denison, Grayson County Airport (4.3 miles)

  • Lowest 6 June, 2026

    68 °F

  • Average June

    78.8 °F

  • Highest 1 June, 2026

    93.2 °F

Climate (2021–Present)

Sherman/Denison, Grayson County Airport (4.3 miles)

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  • Average Low 2021–2026

    55.9 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    77 °F
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