Mirth Lake, MN 7-Day Weather Forecast
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Mirth Lake Weather Forecast


Mirth Lake, MN Weather Forecast Date: 456 PM CDT Sun Oct 04 2026
Weather forecast for Mirth Lake, MN
| Tonight Lo: 31°F Lo: -1°C |
Tonight... Partly cloudy this evening, then clearing. Patchy frost after midnight. Cooler with lows in the lower 30s. Northwest winds 5 to 10 mph. Gusts up to 25 mph this evening. |
| Mon Hi: 59°FHi: 15°C Lo: 41°F Lo: 5°C |
Monday... Areas of frost in the morning. Mostly sunny. Highs in the upper 50s. Northwest winds around 5 mph, becoming southwest in the afternoon. |
| Tue Hi: 69°FHi: 21°C Lo: 45°F Lo: 7°C |
Tuesday... Mostly cloudy in the morning, then becoming mostly sunny. Warmer with highs in the upper 60s. South winds 5 to 10 mph, becoming west in the afternoon. Gusts up to 25 mph. |
| Wed Hi: 61°FHi: 16°C Lo: 39°F Lo: 4°C |
Wednesday... Mostly clear. Highs in the lower 60s. Lows in the upper 30s. |
| Thu Hi: 61°FHi: 16°C Lo: 39°F Lo: 4°C |
Thursday... Mostly clear. Highs in the lower 60s. Lows in the upper 30s. |
| Thu Hi: 61°FHi: 16°C Lo: 35°F Lo: 2°C |
Thursday... Mostly clear. Highs in the lower 60s. Lows in the upper 30s. |
| Fri Hi: 59°FHi: 15°C Lo: 40°F Lo: 4°C |
Friday... Patchy frost in the morning. Partly sunny. Highs in the upper 50s. |
| Sat Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Saturday... Mostly cloudy. Lows around 40. Highs in the mid 60s. |
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