Ottumwa Weather Forecast

    • 68
    • 81

    Decreasing Clouds

    • 76
    • 92

    Partly Sunny

    • 76
    • 94

    Mostly Sunny

    • 75
    • 95

    Mostly Sunny

    • 75
    • 95

    Hot

    • 74
    • 96

    Hot

Today 27 Jun Wapello

Cloudy early this Morning, then becoming partly sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 27 Jun Wapello

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Humid with Lows in the upper 60s. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

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Ottumwa Temperature Statistics

June Temperature

Ottumwa Regional Airport (5.6 miles)

  • Lowest 15 June, 2026

    50.6 °F

  • Average June

    71.5 °F

  • Highest 9 June, 2026

    90.6 °F

Climate (2021–2026)

Ottumwa Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    63.3 °F
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