10-Day Weather Forecast - Decatur, OH

Mostly cloudy. Showers likely, mainly in the morning. Less humid with highs in the upper 60s. Temperatures falling into the mid 50s in the afternoon. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Mostly cloudy in the evening, then becoming partly cloudy. A 50 percent chance of showers. Much cooler with lows in the upper 30s. Northwest winds 10 to 15 mph, becoming north after midnight.

Partly cloudy in the morning, then clearing. Cooler with highs in the mid 50s. North winds 10 to 15 mph with gusts up to 25 mph.

Clear. Areas of frost after midnight. Lows in the lower 30s. Northeast winds around 5 mph.

Widespread frost in the morning. Sunny. Highs in the lower 60s.

Clear. Lows in the upper 30s.

Mostly sunny. Highs in the upper 60s.

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s.

Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 60s.

Mostly clear. Lows in the lower 40s.

Mostly sunny. Highs around 70.

Clear. Lows in the lower 40s.

Sunny. Highs in the lower 70s.

Clear. Low temperature around 43F. Dew point will be around 43F with an average humidity of 86%. Winds will be 6 mph from the NNE.

Sunny. High temperature around 65F. Dew point will be around 46F with an average humidity of 66%. Winds will be 7 mph from the NNE.

Mostly clear. Low temperature around 50F. Dew point will be around 46F with an average humidity of 80%. Winds will be 10 mph from the NNE.

Partly cloudy. High temperature around 56F. Dew point will be around 47F with an average humidity of 66%. Winds will be 10 mph from the NNE.

Clear. Low temperature around 36F. Dew point will be around 35F with an average humidity of 77%. Winds will be 10 mph from the N.