Sylvan Weather Forecast
- 57
- 69
Rain Showers Likely
- 57
- 66
Rain Showers
- 55
- 69
Chance Rain Showers
- 57
- 73
Chance Rain Showers
- 54
- 76
Partly Sunny
- 54
- 70
Partly Sunny
Today 18 Sep South Cass
Cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the upper 60s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.
Tonight 18 Sep South Cass
Cloudy with a chance of Showers and Thunderstorms. Lows in the mid 50s. East Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.
Sylvan Temperature Statistics
September Temperature
Brainerd - Crow Wing County Airport (13.7 miles)
Lowest 7 September, 2025
34 °FAverage September
61 °FHighest 16 September, 2025
87.1 °F
Climate (2020–Present)
Brainerd - Crow Wing County Airport (13.7 miles)
Average Low 2020–2025
34.5 °FAverage 2020–2025
44.6 °FAverage High 2020–2025
54.5 °F