Weather WorldJohnston, MN 7-Day Weather Forecast
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Johnston Weather Forecast
Johnston, MN Weather Forecast Date: 437 PM CDT Sat Oct 17 2026
Weather forecast for Johnston, MN
Tonight Lo: 45°F Lo: 7°C |
Tonight... Partly cloudy. Lows in the mid 40s. South winds 10 to 20 mph. |
Sun Hi: 65°FHi: 18°C Lo: 38°F Lo: 3°C |
Sunday... Sunny. Highs in the mid 60s. Southwest winds around 10 mph shifting to the northwest in the afternoon. |
| Mon Hi: 63°FHi: 17°C Lo: 45°F Lo: 7°C |
Monday... Sunny. Highs 60 to 65. |
| Tue Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Tuesday... Mostly clear. Highs in the mid 60s. Lows in the mid 40s. |
| Wed Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Wednesday... Mostly clear. Highs in the mid 60s. Lows in the mid 40s. |
| Thu Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Thursday... Mostly clear. Highs in the mid 60s. Lows in the mid 40s. |
| Thu Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Thursday... Mostly clear. Highs in the mid 60s. Lows in the mid 40s. |
Fri Hi: 68°FHi: 20°C Lo: 55°F Lo: 13°C |
Friday... Mostly cloudy. A chance of showers. Highs 65 to 70. Lows in the mid 50s. |
| Sat Hi: 68°FHi: 20°C Lo: 55°F Lo: 13°C |
Saturday... Mostly cloudy. A chance of showers. Highs 65 to 70. Lows in the mid 50s. |
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