10-Day Weather Forecast - Decatur, TN

Sunny. Highs in the lower to mid 60s. Southwest winds 5 to 15 mph with gusts up to 30 mph.

Mostly clear. Lows in the upper 30s. Light winds.

Mostly sunny. Highs in the upper 60s to lower 70s. Light winds.

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

Mostly cloudy. Highs in the upper 60s to lower 70s.

Mostly cloudy. A chance of showers in the evening then showers with a slight chance of thunderstorms after midnight. Lows in the upper 30s. Chance of rain 90 percent.

Mostly cloudy. A chance of rain and snow showers in the morning. Much cooler with highs in the upper 40s to lower 50s. Chance of precipitation 30 percent.

Mostly cloudy in the evening then clearing. Colder with lows around 20.

Sunny. Highs in the lower 40s.

Mostly clear in the evening then becoming partly cloudy. Cold with lows in the mid 20s.

Partly sunny. Highs in the lower to mid 50s.

Mostly cloudy. Low temperature around 37F. Dew point will be around 30F with an average humidity of 62%. Winds will be 4 mph from the S.

Mostly cloudy. High temperature around 62F. Dew point will be around 36F with an average humidity of 59%. Winds will be 3 mph from the SW.

Clear. Low temperature around 40F. Dew point will be around 40F with an average humidity of 77%. Winds will be 2 mph from the SW.

Mostly sunny. High temperature around 67F. Dew point will be around 44F with an average humidity of 68%. Winds will be 4 mph from the SW.

Mostly clear. Low temperature around 46F. Dew point will be around 47F with an average humidity of 80%. Winds will be 3 mph from the W.

Sunny. High temperature around 69F. Dew point will be around 46F with an average humidity of 66%. Winds will be 2 mph from the SW.

Clear. Low temperature around 47F. Dew point will be around 48F with an average humidity of 77%. Winds will be 2 mph from the SW.