Letts, IA 7-Day Weather Forecast
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Letts Weather Forecast


Letts, IA Weather Forecast Date: 336 PM CDT Sat Sep 19 2026
Weather forecast for Letts, IA
| Tonight Lo: 65°F Lo: 18°C |
Tonight... A slight chance of showers and thunderstorms early, then showers with a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90%. |
| Sun Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Sunday... Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Some thunderstorms May produce heavy rainfall in the morning. Not as warm and humid. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%. |
| Mon Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Monday... Showers. Highs in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80%. |
| Tue Hi: 61°FHi: 16°C Lo: 50°F Lo: 10°C |
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s. |
| Wed Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Wednesday... Partly sunny. Highs in the mid 60s. |
| Thu Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Thursday... Mostly cloudy. Highs around 70. Lows in the upper 50s. |
| Fri Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Friday... Mostly cloudy. Highs around 70. Lows in the upper 50s. |
| Fri Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Friday... Mostly cloudy. Highs around 70. Lows in the upper 50s. |
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