Collinsville Weather Forecast

    • 54
    • 70

    Chance Thunderstorms

    • 64
    • 78

    Chance Thunderstorms

    • 59
    • 76

    Rain Showers

    • 43
    • 71

    Chance Rain Showers

    • 48
    • 66

    Partly Sunny

    • 54
    • 75

    Sunny

Today 8 Mar Grayson

Sunny. Not as cool with Highs around 70. North Winds around 5 Mph in the Morning, becoming light and variable.

Tonight 8 Mar Grayson

Partly cloudy. A 20 percent chance of Showers and Thunderstorms after midnight. Not as cool with Lows in the mid 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Collinsville Temperature Statistics

March Temperature

Gainesville, Gainesville Municipal Airport (17.4 miles)

  • Lowest 2 March, 2026

    47.5 °F

  • Average March

    65.9 °F

  • Highest 3 March, 2026

    82 °F

Climate (2021–Present)

Gainesville, Gainesville Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    75.8 °F
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