South Haven Weather Forecast

    • 51
    • 75

    Increasing Clouds

    • 54
    • 75

    Partly Sunny

    • 63
    • 74

    Mostly Cloudy

    • 53
    • 85

    Thunderstorms Likely

    • 47
    • 72

    Slight Chance Thunderstorms

    • 47
    • 70

    Mostly Cloudy

Today 20 Apr Sumner

Sunny. Highs in the mid 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 20 Apr Sumner

Partly cloudy. Lows in the lower 50s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Haven Temperature Statistics

April Temperature

Blackwell-Tonkawa Municipal Airport (21.1 miles)

  • Lowest 5 April, 2026

    35.6 °F

  • Average April

    65.8 °F

  • Highest 13 April, 2026

    87.8 °F

Climate (2021–Present)

Blackwell-Tonkawa Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    74.2 °F
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