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Grattan, MN 7-Day Weather Forecast
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Grattan Weather Forecast
Grattan, MN Weather Forecast Date: 846 PM CDT Sun Sep 06 2026
Weather forecast for Grattan, MN
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly cloudy. A chance of showers and thunderstorms early this evening, then a chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 50%. |
Labor Day Hi: 75°FHi: 24°C Lo: 65°F Lo: 18°C |
Labor Day... Cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50%. |
Tue Hi: 79°FHi: 26°C Lo: 45°F Lo: 7°C |
Tuesday... Mostly cloudy with a slight chance of showers in the morning, then mostly sunny in the afternoon. Humid with highs in the upper 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 20%. |
Wed Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Wednesday... Partly cloudy. Highs in the upper 60s. Lows in the mid 40s. |
Thu Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Thursday... Mostly clear. Highs in the mid 70s. Lows in the mid 50s. |
| Fri Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Friday... Mostly sunny. Highs in the mid 70s. |
| Sat Hi: 69°FHi: 21°C Lo: 45°F Lo: 7°C |
Saturday... Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 30%. |
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