Harper Weather Forecast

    • 37
    • 45

    Slight Chance Snow Showers

    • 45
    • 70

    Rain Showers Likely

    • 45
    • 65

    Rain Showers

    • 42
    • 60

    Chance Rain Showers

    • 53
    • 66

    Chance Rain Showers

    • 60
    • 75

    Rain Showers Likely

Today 7 Apr Keokuk

Mostly cloudy. A chance of snow Showers after Midnight, then a slight chance of rain Showers this afternoon. Little or no snow accumulation. Highs in the mid 40s. Northeast Winds 5 to 10 Mph, becoming east 10 to 15 Mph. Chance of precipitation 50 percent.

Tonight 7 Apr Keokuk

Mostly cloudy. A slight chance of Showers in the evening. Lows in the upper 30s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harper Temperature Statistics

April Temperature

Washington (20.5 miles)

  • Lowest 1 April, 2026

    39.2 °F

  • Average April

    47.7 °F

  • Highest 2 April, 2026

    73.4 °F

Climate (2021–Present)

Washington (20.5 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    62.8 °F
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