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City of Decatur, ARDecatur, AR 7-Day Weather Forecast
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Decatur Weather Forecast
Decatur, AR Weather Forecast Date: 132 AM CDT Thu Sep 17 2026
Weather forecast for Decatur, AR
Tonight Lo: 79°F Lo: 26°C |
Tonight... Clear. Near steady temperature in the upper 70s. South winds around 5 mph. |
Thu Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Thursday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. South winds around 5 mph. Chance of rain 20%. |
Fri Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Friday... Sunny. Highs in the upper 90s. South winds 5 to 10 mph. |
| Sat Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Saturday... Sunny. Highs in the upper 90s. |
| Sun Hi: 95°FHi: 35°C Lo: 70°F Lo: 21°C |
Sunday... Mostly sunny. Highs in the mid 90s. |
| Mon Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Monday... Mostly cloudy in the morning, then becoming partly sunny. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 40%. |
| Tue Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Tuesday... Partly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30%. |
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