Weather in Summertown, TN
Updated 2026-09-26 10:15 local time · ZIP codes 38483
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
67°8% rain
71°6% rain74°8% rain76°9% rain78°6% rain78°9% rain
78°3% rain77°9% rain74°9% rain
68°10% rain64°10% rain
66°7% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 10%).
It feels like 60°F with winds near 6 mph.
71°F, 6% rain chance and 6 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 67°F, wind 6 mph, rain chance up to 10%.
UV index is 2.
Local weather characteristics in Summertown
Tennessee has a humid climate with hot summers and relatively mild winters. Elevation in the east can make mountain locations notably cooler and wetter.
Summertown is part of the South weather region. The forecast point is near 35.43°N latitude and 87.31°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Summertown weather today
Overcast and 67°F in Summertown, TN. Today's high is 78°F with a 5% rain chance. Winds are around 6 mph with gusts near 8 mph. Relative humidity is 34%, pressure is 30.10 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Summertown
Sunrise is at 06:40 AM and sunset is at 06:40 PM. Tomorrow's forecast calls for Overcast with a high near 79°F and a low near 58°F. The maximum rain chance is 6%.