Diamond Lake Weather Forecast

    • 22
    • 47

    Breezy

    • 25
    • 43

    Mostly Sunny

    • 38
    • 60

    Breezy

    • 40
    • 73

    Partly Sunny

    • 45
    • 67

    Mostly Cloudy

    • 40
    • 73

    Mostly Cloudy

Today 26 Mar Minnehaha

Mostly cloudy in the Morning, then becoming partly sunny. Windy and much cooler with Highs around 50. Temperature falling into the mid 40s in the afternoon. North Winds 20 to 30 Mph with Gusts up to 45 Mph.

Tonight 26 Mar Minnehaha

Mostly cloudy with a chance of Sprinkles. Lows in the mid 40s. East Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

March Temperature

Madison Municipal Airport (11.8 miles)

  • Lowest 16 March, 2026

    -0.4 °F

  • Average March

    36.3 °F

  • Highest 21 March, 2026

    80.6 °F

Climate (2021–Present)

Madison Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    58.2 °F
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