Oscaloosa Weather Forecast

    • 56
    • 80

    Decreasing Clouds

    • 59
    • 82

    Mostly Sunny

    • 60
    • 85

    Mostly Sunny

    • 62
    • 87

    Partly Sunny

    • 60
    • 83

    Partly Sunny

    • 62
    • 83

    Partly Sunny

Today 17 Sep Letcher

Partly cloudy. Areas of valley fog. Highs in the lower 80s. Light and variable Winds, becoming north around 5 Mph in the afternoon.

Tonight 17 Sep Letcher

Partly cloudy in the Evening, then clearing. Lows in the upper 50s. Light and variable Winds.

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Oscaloosa Temperature Statistics

September Temperature

Harlan (30.4 miles)

  • Lowest 8 September, 2025

    51.4 °F

  • Average September

    66.4 °F

  • Highest 14 September, 2025

    85.3 °F

Climate (2020–Present)

Harlan (30.4 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    68.7 °F
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