Byron Weather Forecast

    • 73
    • 100

    Hot

    • 71
    • 98

    Hot

    • 73
    • 96

    Partly Sunny

    • 76
    • 96

    Partly Sunny

    • 72
    • 97

    Chance Thunderstorms

    • 70
    • 93

    Slight Chance Thunderstorms

Today 4 Sep Thayer

Mostly sunny. Hot and humid. Highs in the upper 90s. South Winds around 10 Mph. Highest heat index Readings 105 to 108 in the afternoon.

Tonight 4 Sep Thayer

Partly cloudy. Lows in the lower 70s. Southeast Winds around 10 Mph in the evening then becoming light. Highest heat index Readings 105 to 106 in the evening.

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Byron Temperature Statistics

September Temperature

Hebron, Hebron Municipal Airport (13.7 miles)

  • Lowest 1 September, 2026

    70.5 °F

  • Average September

    82.8 °F

  • Highest 1 September, 2026

    97.7 °F

Climate (2021–2026)

Hebron, Hebron Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    66.9 °F
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