Weather WorldJohnston, MN 7-Day Weather Forecast
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Johnston Weather Forecast
Johnston, MN Weather Forecast Date: 437 PM CDT Mon Oct 05 2026
Weather forecast for Johnston, MN
Tonight Lo: 53°F Lo: 12°C |
Tonight... Mostly clear. Lows 50 to 55. South winds 10 to 20 mph. |
Tue Hi: 75°FHi: 24°C Lo: 45°F Lo: 7°C |
Tuesday... Partly sunny in the morning then clearing. Highs in the mid 70s. Northwest winds 5 to 15 mph. |
Wed Hi: 68°FHi: 20°C Lo: 45°F Lo: 7°C |
Wednesday... Sunny. Highs 65 to 70. |
| Thu Hi: 65°FHi: 18°C Lo: 53°F Lo: 12°C |
Thursday... Partly cloudy. Highs in the mid 60s. Lows in the mid 40s. |
Fri Hi: 65°FHi: 18°C Lo: 53°F Lo: 12°C |
Friday... Mostly cloudy. Highs in the mid 60s. Lows 50 to 55. |
| Sat Hi: 75°FHi: 24°C Lo: 48°F Lo: 9°C |
Saturday... Partly sunny. Highs in the mid 70s. |
| Sun Hi: 58°FHi: 14°C Lo: 43°F Lo: 6°C |
Sunday... Partly sunny. Highs 55 to 60. |
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