St. Johns, AZ 7-Day Weather Forecast
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St. Johns Weather Forecast


St. Johns, AZ Weather Forecast Date: 302 PM MST Mon Sep 28 2026
Weather forecast for St. Johns, AZ
| Today Hi: 65°FHi: 18°C Lo: 54°F Lo: 12°C |
Rest of Today... Cooler. Rain showers and a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Near steady temperature in the mid 60s. West winds around 15 mph. |
| Tue Hi: 60°FHi: 16°C Lo: 47°F Lo: 8°C |
Tuesday... Cooler. Rain showers and a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Highs around 60. East winds around 15 mph. |
| Wed Hi: 60°FHi: 16°C Lo: 47°F Lo: 8°C |
Wednesday... Breezy. Rain showers in the morning...Rain showers likely and a slight chance of thunderstorms in the afternoon. Highs around 60. West winds 15 to 25 mph. |
| Thu Hi: 68°FHi: 20°C Lo: 48°F Lo: 9°C |
Thursday... Warmer. Partly cloudy in the morning then becoming mostly sunny. Highs around 68. |
| Fri Hi: 70°FHi: 21°C Lo: 47°F Lo: 8°C |
Friday... Mostly sunny. Highs around 70. |
| Sat Hi: 74°FHi: 23°C Lo: 48°F Lo: 9°C |
Saturday... Mostly clear. Highs around 74. Lows around 48. |
| Sun Hi: 74°FHi: 23°C Lo: 48°F Lo: 9°C |
Sunday... Mostly clear. Highs around 74. Lows around 48. |
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