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St. Onge Weather Forecast
St. Onge, SD Weather Forecast Date: 853 AM MDT Tue Aug 04 2026
Weather forecast for St. Onge, SD
Today Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Rest of Today... Mostly sunny. Areas of smoke. Highs in the mid 70s. Northwest winds 5 to 10 mph. Gusts up to 20 mph this afternoon. |
Wed Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Wednesday... Sunny. Highs in the lower 80s. Southeast winds around 5 mph, becoming northeast with gusts up to 20 mph in the afternoon. |
| Thu Hi: 90°FHi: 32°C Lo: 61°F Lo: 16°C |
Thursday... Sunny. Highs around 90. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. |
| Fri Hi: 95°FHi: 35°C Lo: 65°F Lo: 18°C |
Friday... Sunny. Highs in the mid 90s. |
| Sat Hi: 95°FHi: 35°C Lo: 65°F Lo: 18°C |
Saturday... Sunny. Highs in the mid 90s. |
Sun Hi: 95°FHi: 35°C Lo: 65°F Lo: 18°C |
Sunday... Partly cloudy in the morning, then clearing. Highs in the mid 90s. |
Mon Hi: 91°FHi: 33°C |
Monday... Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20%. |
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