Birch Lake Weather Forecast

    • 71
    • 91

    Chance Thunderstorms

    • 68
    • 93

    Chance Thunderstorms

    • 63
    • 86

    Mostly Sunny

    • 64
    • 85

    Mostly Sunny

    • 66
    • 85

    Partly Sunny

    • 65
    • 85

    Chance Thunderstorms

Today 26 Jul Iowa

Very warm and humid. Partly sunny. A 20 percent chance of light Showers and Thunderstorms in the morning. Patchy fog in the morning. Highs in the lower 90s. Southwest Winds up to 10 Mph. Highest heat index Readings 101 to 106 in the late morning and afternoon.

Tonight 26 Jul Iowa

Partly cloudy through around Midnight, then mostly cloudy with a 40 percent chance of light Showers and Thunderstorms after midnight. Lows in the lower 70s. Southwest Winds up to 10 Mph. Highest heat index Readings 98 to 103 in the evening.

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Birch Lake Temperature Statistics

July 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

    42.6 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    59.8 °F
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