Ottawa Weather Forecast

    • 46
    • 69

    Gradual Clearing

    • 37
    • 65

    Partly Sunny

    • 33
    • 62

    Mostly Sunny

    • 41
    • 64

    Partly Sunny

    • 48
    • 71

    Mostly Cloudy

    • 48
    • 73

    Rain Showers Likely

Today 14 Oct Montour

Mostly cloudy. Not as cool with Highs in the upper 60s. North Winds 5 to 10 Mph.

Tonight 14 Oct Montour

Partly cloudy. Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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Ottawa Temperature Statistics

October Temperature

Williamsport - Lycoming County Airport (15.5 miles)

  • Lowest 10 October, 2025

    30.9 °F

  • Average October

    57.9 °F

  • Highest 4 October, 2025

    82.9 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (15.5 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63.4 °F
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