Montevideo Weather Forecast

    • 63
    • 69

    Chance Rain Showers

    • 59
    • 70

    Rain Showers

    • 52
    • 73

    Mostly Cloudy

    • 43
    • 62

    Mostly Sunny

    • 46
    • 63

    Partly Sunny

    • 46
    • 64

    Partly Sunny

    • 40
    • 58

    Partly Sunny

Today 28 Sep Chippewa

Mostly cloudy. Near steady temperature in the upper 60s. South Winds 10 to 15 Mph.

Tonight 28 Sep Chippewa

Mostly cloudy. A 20 percent chance of Thunderstorms after midnight. Lows in the lower 60s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montevideo Temperature Statistics

September Temperature

Montevideo-Chippewa County Airport (1.9 miles)

  • Lowest 16 September, 2026

    44.6 °F

  • Average September

    65.1 °F

  • Highest 3 September, 2026

    91.4 °F

Climate (2021–2026)

Montevideo-Chippewa County Airport (1.9 miles)

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  • Average Low 2021–2026

    36.8 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    56.2 °F
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