Tri-County Airport Weather Forecast

    • 76
    • 92

    Becoming Sunny

    • 76
    • 93

    Mostly Sunny

    • 75
    • 93

    Chance Thunderstorms

    • 72
    • 93

    Chance Thunderstorms

    • 71
    • 91

    Chance Thunderstorms

    • 68
    • 89

    Chance Thunderstorms

Today 30 Jun Knox

Mostly sunny. Highs in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Heat index Values up to 105.

Tonight 30 Jun Knox

Clear with Lows in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-County Airport Temperature Statistics

June Temperature

Peoria - General Downing-Peoria International Airport (21.1 miles)

  • Lowest 15 June, 2026

    51.7 °F

  • Average June

    71.4 °F

  • Highest 6 June, 2026

    91.7 °F

Climate (2021–2026)

Peoria - General Downing-Peoria International Airport (21.1 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    64.6 °F
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