Headman Slough Weather Forecast

    • 56
    • 77

    Becoming Sunny

    • 59
    • 78

    Mostly Sunny

    • 63
    • 81

    Partly Sunny

    • 67
    • 82

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 69
    • 93

    Mostly Sunny

Today 21 Jul Day

Mostly sunny. Highs in the upper 70s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Jul Day

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northeast around 5 Mph after midnight.

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Headman Slough Temperature Statistics

July Temperature

Sisseton, Sisseton Municipal Airport (26.7 miles)

  • Lowest 9 July, 2026

    57 °F

  • Average July

    75.8 °F

  • Highest 14 July, 2026

    91.9 °F

Climate (2021–2026)

Sisseton, Sisseton Municipal Airport (26.7 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    57 °F
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