Annawan Weather Forecast

    • 59
    • 80

    Mostly Sunny

    • 63
    • 81

    Chance Thunderstorms

    • 59
    • 80

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 64
    • 80

    Partly Sunny

Today 20 Aug Henry

Sunny. Highs around 80. Northeast Winds around 5 Mph.

Tonight 20 Aug Henry

Mostly clear. Patchy fog after midnight. Lows in the lower 60s. Southeast Winds around 5 Mph.

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Annawan Temperature Statistics

August Temperature

Sterling Rockfalls (26.7 miles)

  • Lowest 3 August, 2026

    59 °F

  • Average August

    73.3 °F

  • Highest 4 August, 2026

    84.9 °F

Climate (2021–2026)

Sterling Rockfalls (26.7 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    62.1 °F
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