Grayson County Airport Weather Forecast

    • 69
    • 91

    Thunderstorms

    • 61
    • 83

    Partly Sunny

    • 61
    • 80

    Mostly Sunny

    • 65
    • 82

    Mostly Cloudy

    • 68
    • 86

    Partly Sunny

    • 71
    • 89

    Mostly Sunny

Today 21 Jul Grayson

Mostly sunny. Slight chance of Thunderstorms in the Morning, then Thunderstorms likely in the afternoon. Highs in the lower 90s. Southwest Winds up to 10 Mph. Chance of Thunderstorms 70 percent.

Tonight 21 Jul Grayson

Partly cloudy. Thunderstorms likely in the evening. Lows in the upper 60s. West Winds up to 10 Mph. Chance of Thunderstorms 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grayson County Airport Temperature Statistics

July Temperature

Glasgow, Glasgow Municipal Airport (30.4 miles)

  • Lowest 4 July, 2026

    66 °F

  • Average July

    78.2 °F

  • Highest 2 July, 2026

    94.3 °F

Climate (2021–2026)

Glasgow, Glasgow Municipal Airport (30.4 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    69 °F
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