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Summit Lake, IA 7-Day Weather Forecast
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Summit Lake Weather Forecast
Summit Lake, IA Weather Forecast Date: 127 AM CDT Tue Aug 18 2026
Weather forecast for Summit Lake, IA
Tonight Lo: 69°F Lo: 21°C |
Tonight... Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 20%. |
Tue Hi: 80°FHi: 27°C Lo: 65°F Lo: 18°C |
Tuesday... Partly sunny with a chance of thunderstorms. A chance of showers. Humid with highs around 80. Southwest winds 5 to 10 mph. Chance of rain 50%. |
Wed Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Wednesday... Partly sunny. Humid with highs in the upper 70s. Northeast winds around 5 mph. |
Thu Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Thursday... Sunny. Highs in the lower 80s. |
| Fri Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Friday... Sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 20%. |
| Sat Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Saturday... Sunny. Highs in the lower 80s. |
Sun Hi: 80°FHi: 27°C Lo: 65°F Lo: 18°C |
Sunday... Partly sunny. A slight chance of showers in the morning. Highs around 80. Chance of rain 20%. |
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