Collinsville Weather Forecast

    • 52
    • 75

    Rain

    • 52
    • 64

    Rain

    • 50
    • 69

    Rain Showers Likely

    • 42
    • 60

    Chance Rain Showers

    • 41
    • 59

    Slight Chance Rain Showers

    • 45
    • 68

    Partly Sunny

Today 28 May Lewis

Mostly sunny through early Afternoon, then partly sunny with a chance of Showers late. Highs Ranging from around 70 on the Hilltops to the mid 70s across the lower Elevations. Light south Winds. Chance of rain 30 percent.

Tonight 28 May Lewis

A chance of Showers in the Evening, then rain overnight. Lows in the lower 50s. Southeast Winds 10 Mph or less. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Collinsville Temperature Statistics

May Temperature

Griffiss Air Force Base / Rome (25.5 miles)

  • Lowest 12 May, 2025

    37 °F

  • Average May

    55.7 °F

  • Highest 16 May, 2025

    82 °F

Climate (2020–Present)

Griffiss Air Force Base / Rome (25.5 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    58 °F
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