Sun Valley Park Weather Forecast
- 56
- 80
Breezy
- 36
- 71
Slight Chance Rain Showers
- 37
- 54
Mostly Sunny
- 54
- 72
Mostly Sunny
- 54
- 76
Mostly Cloudy
- 35
- 68
Chance Rain Showers
Today 14 Mar Jefferson
Mostly sunny and windy. Highs around 80. South Winds 10 to 15 Mph with Gusts up to 35 Mph, increasing to 20 to 30 Mph with Gusts up to 50 Mph this afternoon.
Tonight 14 Mar Jefferson
Showers with Thunderstorms likely in the Evening, then mostly clear with a slight chance of Thunderstorms after midnight. Some Thunderstorms may be severe. Some Thunderstorms may be severe. Windy with Lows in the mid 50s. South Winds 20 to 30 Mph with Gusts up to 55 Mph, Diminishing to around 15 Mph with Gusts up to 35 Mph after midnight. Chance of rain near 100 percent.
Sun Valley Park Temperature Statistics
March Temperature
St. Louis Downtown Airport (22.4 miles)
Lowest 2 March, 2025
21.8 °FAverage March
43.4 °FHighest 3 March, 2025
64.7 °F
Climate (2020–Present)
St. Louis Downtown Airport (22.4 miles)
Average Low 2020–2025
47.2 °FAverage 2020–2025
57.5 °FAverage High 2020–2025
68.1 °F