Weather in Dayton, TN
Updated 2026-09-26 10:00 local time · ZIP codes 37321
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
59°4% rain64°5% rain67°4% rain
71°1% rain74°1% rain76°1% rain77°1% rain76°1% rain74°1% rain69°4% rain
64°8% rain
65°11% 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 11%).
It feels like 53°F with winds near 6 mph.
71°F, 1% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 12 mph.
Current temperature is 59°F, wind 6 mph, rain chance up to 11%.
UV index is 2.
Local weather characteristics in Dayton
Tennessee has a humid climate with hot summers and relatively mild winters. Elevation in the east can make mountain locations notably cooler and wetter.
Dayton is part of the South weather region. The forecast point is near 35.49°N latitude and 85.01°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.
Dayton weather today
Partly Cloudy and 59°F in Dayton, TN. Today's high is 77°F with a 4% rain chance. Winds are around 6 mph with gusts near 11 mph. Relative humidity is 51%, pressure is 30.10 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Dayton
Sunrise is at 07:31 AM and sunset is at 07:31 PM. Tomorrow's forecast calls for Sunny with a high near 77°F and a low near 52°F. The maximum rain chance is 6%.