Costigan Slough Weather Forecast

    • 41
    • 61

    Mostly Sunny

    • 37
    • 58

    Breezy

    • 29
    • 52

    Mostly Sunny

    • 31
    • 59

    Mostly Sunny

    • 36
    • 62

    Mostly Sunny

    • 38
    • 63

    Mostly Sunny

Today 19 Oct Hand

Sunny. Highs in the lower 60s. West Winds 10 to 15 Mph, becoming south this afternoon.

Tonight 19 Oct Hand

Mostly clear in the Evening, then becoming partly cloudy. Not as cool with Lows in the lower 40s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Costigan Slough Temperature Statistics

October Temperature

Huron, Huron Regional Airport (47.8 miles)

  • Lowest 13 October, 2025

    30.9 °F

  • Average October

    60.3 °F

  • Highest 3 October, 2025

    91.9 °F

Climate (2020–Present)

Huron, Huron Regional Airport (47.8 miles)

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  • Average Low 2020–2025

    36.5 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    59.9 °F
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