Ottawa Weather Forecast

    • 59
    • 70

    Rain Showers

    • 49
    • 62

    Chance Rain Showers

    • 46
    • 60

    Mostly Cloudy

    • 40
    • 56

    Mostly Cloudy

    • 38
    • 55

    Mostly Cloudy

    • 37
    • 56

    Slight Chance Rain Showers

Today 3 Nov La Salle

Mostly cloudy. A chance of Showers and a slight chance of Thunderstorms in the late morning and early afternoon. Showers likely late. Breezy. Highs around 70. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 70 percent.

Tonight 3 Nov La Salle

A slight chance of Thunderstorms early in the evening. Showers, breezy with Lows in the upper 50s. South Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph after midnight. Gusts up to 30 Mph. Chance of precipitation near 100 percent.

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Ottawa Temperature Statistics

November Temperature

Illinois Valley Regional Airport (15.5 miles)

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Climate (2021–2026)

Illinois Valley Regional Airport (15.5 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.5 °F
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