St Helena Weather Forecast
- 36
- 52
Chance Rain Showers
- 25
- 50
Rain Showers Likely
- 26
- 47
Mostly Sunny
- 23
- 56
Partly Sunny
- 26
- 46
Mostly Sunny
- 36
- 57
Partly Sunny
Today 3 Apr Cedar
Sunny this Morning, then becoming partly sunny. Highs in the lower 50s. West Winds 5 to 10 Mph, becoming north this afternoon.
Tonight 3 Apr Cedar
Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 30s. East Winds 5 to 10 Mph. Chance of rain 20 percent.
St Helena Temperature Statistics
April Temperature
Yankton, Chan Gurney Municipal Airport (9.9 miles)
Lowest 1 April, 2025
34 °FAverage April
39 °FHighest 1 April, 2025
42.1 °F
Climate (2020–Present)
Yankton, Chan Gurney Municipal Airport (9.9 miles)
Average Low 2020–2025
39 °FAverage 2020–2025
50 °FAverage High 2020–2025
61.2 °F