Weather for Barnum, Iowa
 | Barnum, IA Weather - Clear 66°FCurrently clear and 66. Winds from the NW at 5 mph. Relative Humidity at 46%. |
 | Forecast for Tonight: Clear, Lo: 45°FClear. Low in the mid 40s. Northwest wind near 5 mph through midnight becoming light. |
| Forecast for Wednesday: Sunny, Hi: 71°FSunny. High in the lower 70s. Southeast wind near 10 mph. |
 | Forecast for Wednesday Night: Chance Of T-storm, Lo: 55°FMostly cloudy with a 20 percent chance of thunderstorms. Low in the mid 50s. Southeast wind 5 to 15 mph. |
 | Forecast for Thursday: Chance Of T-storm, Hi: 71°FMostly cloudy with a slight chance of showers and isolated thunderstorms. Breezy. High in the lower 70s. East wind 10 to 20 mph with gusts to around 30 mph. Chance of precipitation 20 percent. |
