Harmon Lake, WI 7-Day Weather Forecast
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Harmon Lake Weather Forecast


Harmon Lake, WI Weather Forecast Date: 625 AM CDT Wed Sep 16 2026
Weather forecast for Harmon Lake, WI
| Today Hi: 71°FHi: 22°C Lo: 50°F Lo: 10°C |
Today... Patchy fog this morning. Mostly sunny. Highs in the lower 70s. Light and variable winds, becoming southeast around 5 mph this afternoon. |
| Thu Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Thursday... Mostly sunny. Highs in the mid 70s. Northwest winds around 5 mph. |
| Fri Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Friday... Showers, cooler with highs in the lower 60s. East winds 5 to 10 mph. Chance of rain 90%. |
| Sat Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Saturday... Mostly cloudy. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 50%. |
| Sun Hi: 70°FHi: 21°C Lo: 49°F Lo: 9°C |
Sunday... Mostly cloudy with a 20% chance of showers. Highs around 70. Lows in the upper 40s. |
| Mon Hi: 70°FHi: 21°C Lo: 49°F Lo: 9°C |
Monday... Mostly cloudy with a 20% chance of showers. Highs around 70. Lows in the upper 40s. |
| Tue Hi: 70°FHi: 21°C Lo: 49°F Lo: 9°C |
Tuesday... Mostly cloudy with a 20% chance of showers. Highs around 70. Lows in the upper 40s. |
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