Okoboji Weather Forecast
- 65
- 84
Mostly Sunny
- 62
- 86
Mostly Sunny
- 61
- 83
Rain Showers
- 59
- 76
Rain Showers Likely
- 55
- 72
Chance Thunderstorms
- 56
- 72
Slight Chance Thunderstorms
- 58
- 76
Slight Chance Thunderstorms
Today 15 Sep Dickinson
Sunny. Highs in the upper 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 15 Sep Dickinson
Mostly clear. Lows in the lower 60s. South Winds 5 to 10 Mph.
Okoboji Temperature Statistics
September Temperature
Spencer Municipal Airport (14.9 miles)
Lowest 6 September, 2025
35.1 °FAverage September
62.6 °FHighest 13 September, 2025
93.9 °F
Climate (2020–Present)
Spencer Municipal Airport (14.9 miles)
Average Low 2020–2025
37.6 °FAverage 2020–2025
49.2 °FAverage High 2020–2025
60.7 °F