Beloit Weather Forecast

    • 67
    • 85

    Severe Tstms

    • 66
    • 84

    Chance Thunderstorms

    • 64
    • 83

    Rain Showers Likely

    • 60
    • 75

    Rain Showers Likely

    • 61
    • 74

    Chance Thunderstorms

    • 59
    • 75

    Chance Rain Showers

    • 57
    • 75

    Slight Chance Thunderstorms

Today 10 Aug Lyon

Partly sunny. Near steady temperature in the lower 80s. East Winds 5 to 10 Mph.

Tonight 10 Aug Lyon

Mostly cloudy. Showers and Thunderstorms likely after midnight. Some Thunderstorms may be severe. Lows in the mid 60s. East Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Beloit Temperature Statistics

August Temperature

Sioux Falls, Foss Field (21.7 miles)

  • Lowest 5 August, 2026

    49.6 °F

  • Average August

    71.2 °F

  • Highest 3 August, 2026

    90.6 °F

Climate (2021–2026)

Sioux Falls, Foss Field (21.7 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    61 °F
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