Ottawa Weather Forecast

    • 11
    • 41

    Decreasing Clouds

    • 17
    • 29

    Mostly Sunny

    • 21
    • 43

    Partly Sunny

    • 25
    • 43

    Mostly Cloudy

    • 19
    • 36

    Mostly Cloudy

    • 26
    • 41

    Partly Sunny

Today 3 Dec Franklin

Cloudy with a chance of Sprinkles. A slight chance of drizzle this afternoon. Highs around 40. Temperature falling into the mid 30s this afternoon. Northwest Winds around 5 Mph, becoming north 10 to 15 Mph with Gusts up to 25 Mph this afternoon.

Tonight 3 Dec Franklin

Cloudy with a chance of Flurries with a slight chance of drizzle in the Evening, then partly cloudy after midnight. Much Colder with Lows around 11. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Wind chill Values as low as zero.

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Ottawa Temperature Statistics

December Temperature

Olathe, New Century Aircenter (24.9 miles)

  • Lowest 1 December, 2025

    19.9 °F
  • Average December

    22.8 °F
  • Highest 1 December, 2025

    24.1 °F

Climate (2020–Present)

Olathe, New Century Aircenter (24.9 miles)

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  • Average Low 2020–2025

    46.8 °F
  • Average 2020–2025

    57.2 °F
  • Average High 2020–2025

    68 °F
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