Collinsville Weather Forecast

    • 46
    • 74

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 57
    • 82

    Partly Sunny

    • 58
    • 81

    Partly Sunny

    • 59
    • 81

    Rain Showers Likely

    • 56
    • 78

    Rain Showers Likely

Today 23 Jul Lewis

Sunny. Highs Ranging from the upper 60s on the Hilltops to the mid 70s across the lower Elevations. Light Winds, becoming west 5 to 10 Mph.

Tonight 23 Jul Lewis

Mainly clear. Lows in the upper 40s. West Winds 10 Mph or less.

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  • Temperature Real-Time

Collinsville Temperature Statistics

July Temperature

Griffiss Air Force Base / Rome (25.5 miles)

  • Lowest 20 July, 2026

    48.9 °F

  • Average July

    73 °F

  • Highest 2 July, 2026

    93.9 °F

Climate (2021–2026)

Griffiss Air Force Base / Rome (25.5 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.6 °F
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