South Haven Weather Forecast

    • 20
    • 32

    Becoming Sunny

    • 26
    • 51

    Mostly Sunny

    • 22
    • 50

    Mostly Sunny

    • 18
    • 46

    Mostly Cloudy

    • 3
    • 29

    Chance Snow

    • 1
    • 17

    Chance Snow

    • 10
    • 29

    Partly Sunny

Today 19 Jan Sumner

Mostly sunny. Much cooler with Highs in the lower 30s. North Winds 5 to 10 Mph.

Tonight 19 Jan Sumner

Clear, cold with Lows in the lower 20s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Haven Temperature Statistics

January Temperature

Blackwell-Tonkawa Municipal Airport (21.1 miles)

  • Lowest 17 January, 2026

    10.4 °F

  • Average January

    42.1 °F

  • Highest 5 January, 2026

    73.4 °F

Climate (2021–Present)

Blackwell-Tonkawa Municipal Airport (21.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    48.6 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    73.6 °F
Get WillyWeather+ to remove ads