Hannibal Weather Forecast

    • 42
    • 60

    Rain Showers

    • 36
    • 50

    Chance Rain Showers

    • 34
    • 49

    Partly Sunny

    • 34
    • 48

    Slight Chance Rain Showers

    • 38
    • 50

    Chance Rain Showers

    • 40
    • 53

    Chance Rain Showers

Today 29 Apr Oswego

A chance of Showers early this afternoon. Rain with a chance of Thunderstorms late. Highs in the lower 60s. Light Winds. Chance of rain near 100 percent.

Tonight 29 Apr Oswego

Rain with a chance of Thunderstorms in the Evening, then rain overnight. Lows in the lower 40s. Light Winds, becoming west 5 to 10 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hannibal Temperature Statistics

April Temperature

Fulton, Oswego County Airport (9.3 miles)

  • Lowest 8 April, 2026

    15.1 °F

  • Average April

    47.3 °F

  • Highest 3 April, 2026

    77 °F

Climate (2021–Present)

Fulton, Oswego County Airport (9.3 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58.1 °F
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