Beaver Lake Weather Forecast
- 74
- 92
Partly Sunny
- 67
- 93
Rain Showers Likely
- 67
- 83
Slight Chance Thunderstorms
- 69
- 86
Mostly Sunny
- 72
- 92
Mostly Sunny
- 74
- 94
Mostly Sunny
- 70
- 96
Mostly Sunny
Today 22 Jul Yankton
Mostly sunny. Highs in the lower 90s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 106.
Tonight 22 Jul Yankton
Partly cloudy. Lows in the mid 70s. South Winds 15 to 20 Mph. Heat index Values up to 105 early this evening.
Beaver Lake Temperature Statistics
July Temperature
Yankton, Chan Gurney Municipal Airport (7.5 miles)
Lowest 17 July, 2025
55.7 °FAverage July
75.1 °FHighest 3 July, 2025
94.6 °F
Climate (2020–Present)
Yankton, Chan Gurney Municipal Airport (7.5 miles)
Average Low 2020–2025
39 °FAverage 2020–2025
50 °FAverage High 2020–2025
61.3 °F