Sylvan Weather Forecast

    • 53
    • 70

    Decreasing Clouds

    • 53
    • 72

    Rain Showers

    • 53
    • 62

    Rain Showers

    • 50
    • 66

    Mostly Cloudy

    • 48
    • 66

    Chance Rain Showers

    • 48
    • 64

    Mostly Cloudy

    • 50
    • 65

    Mostly Cloudy

Today 16 Sep South Cass

Mostly cloudy with a 20 percent chance of Showers. Near steady temperature in the upper 60s. South Winds 5 to 10 Mph.

Tonight 16 Sep South Cass

Mostly cloudy. A slight chance of Showers in the evening. Areas of fog after midnight. Lows in the lower 50s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sylvan Temperature Statistics

September Temperature

Brainerd - Crow Wing County Airport (13.7 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    66.6 °F

  • Highest 3 September, 2026

    84.7 °F

Climate (2021–2026)

Brainerd - Crow Wing County Airport (13.7 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    54.6 °F
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