10-Day Weather Forecast - Decatur, OH

Mostly sunny. Hot with highs in the mid 90s. Light and variable winds becoming west around 5 mph in the afternoon. Heat index values up to 105.

Mostly clear. Muggy and unseasonably warm. Lows in the mid 70s. Southwest winds around 5 mph in the evening becoming light and variable.

Mostly sunny in the morning then partly cloudy with a chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Light and variable winds becoming northwest around 5 mph in the afternoon. Chance of rain 30 percent. Heat index values up to 104.

Partly cloudy. A chance of showers and thunderstorms in the evening then a slight chance of showers after midnight. Muggy. Lows in the lower 70s. West winds around 5 mph in the evening becoming light and variable. Chance of rain 30 percent.

Mostly sunny in the morning then becoming partly cloudy. Hot with highs in the mid 90s.

Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.

Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent.

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows around 70. Chance of rain 30 percent.

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

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

Partly cloudy. A chance of showers in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Mostly clear with a 40% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 67F with an average humidity of 79%. Winds will be 2 mph from the NW.

Mostly sunny with a 40% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 66F with an average humidity of 71%. Winds will be 2 mph from the NW.

Partly cloudy with a 40% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 66F with an average humidity of 78%. Winds will be 1 mph from the NE.

Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 82F. Dew point will be around 65F with an average humidity of 72%. Winds will be 1 mph from the NE.

Partly cloudy with a 40% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 66F with an average humidity of 80%. Winds will be 1 mph from the E.