Diamond Lake Weather Forecast

    • 33
    • 64

    Mostly Cloudy

    • 36
    • 63

    Becoming Sunny

    • 41
    • 67

    Mostly Sunny

    • 47
    • 65

    Mostly Cloudy

    • 46
    • 68

    Mostly Cloudy

    • 49
    • 67

    Chance Rain Showers

    • 47
    • 69

    Mostly Cloudy

Today 21 Sep Bayfield

Partly sunny with a 20 percent chance of Showers. Highs in the upper 60s.

Tonight 21 Sep Bayfield

Mostly cloudy. Patchy frost after midnight. Lows in the mid 30s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

September Temperature

Sawyer County Airport (21.1 miles)

  • Lowest 14 September, 2026

    34 °F

  • Average September

    62.9 °F

  • Highest 3 September, 2026

    86 °F

Climate (2021–2026)

Sawyer County Airport (21.1 miles)

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  • Average Low 2021–2026

    32 °F

  • Average 2021–2026

    43.3 °F

  • Average High 2021–2026

    54 °F
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