Collinsville Weather Forecast

    • 63
    • 90

    Mostly Cloudy

    • 66
    • 83

    Chance Thunderstorms

    • 68
    • 88

    Rain Showers

    • 68
    • 93

    Chance Thunderstorms

    • 67
    • 96

    Chance Thunderstorms

    • 65
    • 91

    Slight Chance Thunderstorms

    • 66
    • 92

    Chance Thunderstorms

Today 8 Jun Henry

Partly sunny. Near steady temperature in the upper 80s. East Winds around 5 Mph.

Tonight 8 Jun Henry

Mostly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Collinsville Temperature Statistics

June Temperature

Martinsville (7.5 miles)

  • Lowest 3 June, 2026

    43.3 °F

  • Average June

    68.4 °F

  • Highest 5 June, 2026

    88 °F

Climate (2021–Present)

Martinsville (7.5 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    69.2 °F
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