Rattlesnake Island Airport Weather Forecast

    • 73
    • 79

    Increasing Clouds

    • 75
    • 82

    Chance Rain Showers

    • 74
    • 83

    Rain Showers

    • 71
    • 80

    Chance Thunderstorms

    • 71
    • 78

    Mostly Sunny

    • 73
    • 79

    Partly Sunny

Today 25 Jul Ottawa

Mostly sunny. Highs in the lower 80s. West Winds around 5 Mph.

Tonight 25 Jul Ottawa

Clear. Near steady temperature in the lower 60s. West Winds around 5 Mph.

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  • Temperature Real-Time

Rattlesnake Island Airport Temperature Statistics

July Temperature

Port Clinton Carl R Keller Field Airport (11.2 miles)

  • Lowest 20 July, 2026

    62.6 °F

  • Average July

    77.8 °F

  • Highest 1 July, 2026

    98.6 °F

Climate (2021–2026)

Port Clinton Carl R Keller Field Airport (11.2 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    60.6 °F
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