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City of Washington, MOWashington, MO 7-Day Weather Forecast
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Washington Weather Forecast
Washington, MO Weather Forecast Date: 422 AM CDT Wed Sep 09 2026
Weather forecast for Washington, MO
Today Hi: 95°FHi: 35°C Lo: 69°F Lo: 21°C |
Today... Mostly sunny. A slight chance of showers this morning, then a chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Chance of rain 50%. Heat index values up to 103. |
| Thu Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Thursday... A chance of thunderstorms. Showers, mainly in the morning. Much cooler. Humid with highs in the upper 70s. North winds around 5 mph. Chance of rain near 100%. |
Fri Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Friday... Mostly sunny. A slight chance of showers in the afternoon. Highs in the mid 80s. Southeast winds around 5 mph. Chance of rain 20%. |
| Sat Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Saturday... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Lows in the mid 60s. Chance of rain 50%. |
| Sun Hi: 89°FHi: 32°C Lo: 69°F Lo: 21°C |
Sunday... Mostly sunny. A slight chance of showers in the morning. Highs in the upper 80s. Chance of rain 20%. |
Mon Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Monday... Mostly clear. Lows in the upper 60s. Highs in the lower 90s. Heat index values up to 100. |
| Tue Hi: 85°FHi: 29°C |
Tuesday... Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40%. |
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