Weather in Decatur, Tennessee, United States

7-Day Detailed Weather Forecast for Decatur

Overnight

Temperature: 35°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 35. South wind around 5 mph.

Wednesday

Temperature: 51°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Rain showers after 10am. Mostly cloudy. High near 51, with temperatures falling to around 48 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Temperature: 20°F

Wind Speed: 10 mph

Wind Direction: N

Forecast: A chance of rain showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy. Low around 20, with temperatures rising to around 23 overnight. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Thursday

Temperature: 34°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday Night

Temperature: 16°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 16. West wind 0 to 5 mph.

Friday

Temperature: 47°F

Wind Speed: 5 to 15 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 47. South wind 5 to 15 mph, with gusts as high as 25 mph.

Friday Night

Temperature: 28°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A chance of rain showers between 7pm and 5am, then a chance of snow showers. Mostly cloudy, with a low around 28. Southwest wind around 5 mph. Chance of precipitation is 30%.

Saturday

Temperature: 42°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of snow showers before 7am. Mostly sunny, with a high near 42. Chance of precipitation is 30%.

Saturday Night

Temperature: 18°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 18.

Sunday

Temperature: 35°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 35.

Sunday Night

Temperature: 16°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 16.

M.L. King Jr. Day

Temperature: 41°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 41.

Monday Night

Temperature: 17°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 17.

Tuesday

Temperature: 41°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Sunny, with a high near 41.