Delafield Weather Forecast

    • 34
    • 50

    Mostly Sunny

    • 40
    • 58

    Chance Rain Showers

    • 18
    • 45

    Slight Chance Rain/Snow

    • 22
    • 32

    Partly Sunny

    • 21
    • 43

    Mostly Cloudy

    • 12
    • 33

    Mostly Cloudy

Today 12 Jan Hamilton

Sunny. Highs around 50. Southwest Winds 10 to 15 Mph.

Tonight 12 Jan Hamilton

Mostly clear. Lows in the lower 30s. Southwest Winds 5 to 10 Mph.

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Delafield Temperature Statistics

January Temperature

Mount Vernon Airport (18 miles)

  • Lowest 4 January, 2026

    18 °F

  • Average January

    41.2 °F

  • Highest 8 January, 2026

    66.9 °F

Climate (2021–Present)

Mount Vernon Airport (18 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    68.5 °F
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