Collinsville Weather Forecast

    • 64
    • 81

    Partly Sunny

    • 65
    • 80

    Chance Rain Showers

    • 60
    • 78

    Chance Rain Showers

    • 61
    • 84

    Partly Sunny

    • 64
    • 86

    Partly Sunny

    • 66
    • 89

    Slight Chance Thunderstorms

Today 25 Jun Hartford

Mostly sunny. Near steady temperature in the lower 80s. Southwest Winds 5 to 10 Mph.

Tonight 25 Jun Hartford

Partly cloudy in the Evening, then mostly cloudy with Showers likely with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Collinsville Temperature Statistics

June Temperature

Hartford, Hartford-Brainard Airport (14.3 miles)

  • Lowest 2 June, 2026

    44.1 °F

  • Average June

    70.5 °F

  • Highest 11 June, 2026

    93 °F

Climate (2021–2026)

Hartford, Hartford-Brainard Airport (14.3 miles)

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  • Average Low 2021–2026

    44.9 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    63.2 °F
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