Hayes Lake State Access Area Weather Forecast
- 34
- 56
Windy
- 33
- 54
Mostly Sunny
- 32
- 58
Sunny
- 35
- 61
Mostly Sunny
- 38
- 62
Mostly Sunny
- 45
- 67
Partly Sunny
Today 20 Oct Stanley
Mostly sunny. A slight chance of Showers in the afternoon. Very windy and cooler with Highs in the mid 50s. West Winds 20 to 30 Mph with Gusts up to 45 Mph, increasing to northwest 30 to 40 Mph with Gusts up to 55 Mph in the afternoon. Chance of rain 20 percent.
Tonight 20 Oct Stanley
Partly cloudy and breezy. Not as cool with Lows in the mid 40s. West Winds 20 to 25 Mph with Gusts up to 40 Mph.
Hayes Lake State Access Area Temperature Statistics
October Temperature
Pierre, Pierre Regional Airport (35.4 miles)
Lowest 13 October, 2025
33.1 °FAverage October
57.8 °FHighest 3 October, 2025
93 °F
Climate (2020–Present)
Pierre, Pierre Regional Airport (35.4 miles)
Average Low 2020–2025
36.9 °FAverage 2020–2025
48.7 °FAverage High 2020–2025
61.2 °F