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Barnum, IA 7-Day Weather Forecast
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Barnum Weather Forecast
Barnum, IA Weather Forecast Date: 348 AM CDT Mon Sep 21 2026
Weather forecast for Barnum, IA
Today Hi: 59°FHi: 15°C Lo: 55°F Lo: 13°C |
Today... Showers likely early this morning, then showers likely with a chance of thunderstorms this afternoon. Patchy fog this morning. Highs in the upper 50s. East winds 5 to 10 mph. Chance of rain 70%. |
Tue Hi: 61°FHi: 16°C Lo: 45°F Lo: 7°C |
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s. East winds 5 to 10 mph. |
Wed Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Wednesday... Sunny. Highs in the mid 60s. Southeast winds around 5 mph. |
| Thu Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Thursday... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 50%. |
Fri Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Friday... Mostly cloudy with a 30% chance of showers. Highs in the upper 60s. |
| Sat Hi: 65°FHi: 18°C Lo: 59°F Lo: 15°C |
Saturday... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 50%. |
| Sun Hi: 71°FHi: 22°C |
Sunday... Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the lower 70s. Chance of rain 20%. |
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