Oak Lake, SD 7-Day Weather Forecast
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Oak Lake Weather Forecast


Oak Lake, SD Weather Forecast Date: 1029 PM CDT Sat Oct 03 2026
Weather forecast for Oak Lake, SD
| Tonight Lo: 45°F Lo: 7°C |
Tonight... Mostly clear. Lows in the mid 40s. Northwest winds 5 to 10 mph. |
| Sun Hi: 69°FHi: 21°C Lo: 41°F Lo: 5°C |
Sunday... Sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph. |
| Mon Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Monday... Mostly sunny and breezy. Highs around 70. Southeast winds 10 to 15 mph with gusts up to 25 mph, increasing to south 20 to 25 mph with gusts up to 35 mph in the afternoon. |
| Tue Hi: 79°FHi: 26°C Lo: 51°F Lo: 11°C |
Tuesday... Sunny. Highs in the upper 70s. |
| Wed Hi: 70°FHi: 21°C Lo: 51°F Lo: 11°C |
Wednesday... Sunny. Highs around 70. |
| Thu Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Thursday... Mostly sunny. Highs in the upper 60s. |
| Fri Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Friday... Mostly sunny. Highs in the upper 60s. |
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