Hannibal Weather Forecast

    • 65
    • 75

    Rain Showers Likely

    • 63
    • 74

    Rain Showers

    • 64
    • 77

    Partly Sunny

    • 61
    • 81

    Partly Sunny

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 80

    Rain Showers Likely

    • 63
    • 79

    Slight Chance Thunderstorms

Today 28 Jul Oswego

Showers with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Highs Ranging from the upper 60s on the tug hill to the lower 70s across the lower Elevations. Light Winds. Chance of rain 90 percent.

Tonight 28 Jul Oswego

Showers likely with a chance of Thunderstorms this Evening, then a chance of Showers after midnight. Some patchy fog developing after midnight. Lows Ranging from around 60 on the tug hill to the mid 60s across the lower Elevations. Light Winds. Chance of rain 70 percent.

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Hannibal Temperature Statistics

July Temperature

Fulton, Oswego County Airport (9.3 miles)

  • Lowest 24 July, 2026

    48.9 °F

  • Average July

    71.5 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Fulton, Oswego County Airport (9.3 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58 °F
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