10-Day Weather Forecast - Decatur, IA

Sunny. Highs in the mid 80s. North winds around 5 mph.

Mostly clear. Lows in the lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable.

Sunny. Highs in the mid 80s. South winds around 5 mph.

Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 20 percent.

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.

Mostly sunny. Hot with highs in the upper 90s.

Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs in the mid 90s. Chance of rain 20 percent.

Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 30 percent.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent.

Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 40 percent.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent.

Mostly clear with a 30% chance for rain and thunderstorms. Low temperature around 73F. Dew point will be around 66F with an average humidity of 62%. Winds will be 6 mph from the S.

Partly cloudy with a 30% chance for rain and thunderstorms. High temperature around 93F. Dew point will be around 66F with an average humidity of 53%. Winds will be 6 mph from the S.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 71F. Dew point will be around 65F with an average humidity of 63%. Winds will be 3 mph from the S.

Mostly sunny with a 35% chance for rain and thunderstorms. High temperature around 89F. Dew point will be around 64F with an average humidity of 56%. Winds will be 3 mph from the SW.

Mostly clear with a 35% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 61F with an average humidity of 62%. Winds will be 2 mph from the SE.