Birch Lake Weather Forecast

    • 53
    • 64

    Slight Chance Rain Showers

    • 48
    • 61

    Chance Rain Showers

    • 45
    • 62

    Partly Sunny

    • 46
    • 65

    Partly Sunny

    • 48
    • 66

    Mostly Cloudy

    • 48
    • 68

    Partly Sunny

Today 20 Sep Iowa

Cloudy. A 20 percent chance of light rain Showers late in the morning. Highs in the mid 60s. Northeast Winds 10 to 15 Mph.

Tonight 20 Sep Iowa

Mostly cloudy. A 20 percent chance of light rain Showers after midnight. Lows in the lower 50s. Northeast Winds 10 to 15 Mph.

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Birch Lake Temperature Statistics

September Temperature

Iowa County Airport (18 miles)

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Climate (2021–2026)

Iowa County Airport (18 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    58.9 °F
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