Weather in Harriman, TN
Updated 2026-09-26 10:00 local time · ZIP codes 37748
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
60°2% rain65°1% rain69°1% rain
73°6% rain76°5% rain
77°9% rain
76°2% rain75°1% rain72°1% rain67°3% rain
62°3% rain
60°14% 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 14%).
It feels like 57°F with winds near 2 mph.
69°F, 1% rain chance and 2 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 60°F, wind 2 mph, rain chance up to 14%.
UV index is 2.
Local weather characteristics in Harriman
Tennessee has a humid climate with hot summers and relatively mild winters. Elevation in the east can make mountain locations notably cooler and wetter.
Harriman is part of the South weather region. The forecast point is near 35.93°N latitude and 84.55°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.
Harriman weather today
Sunny and 60°F in Harriman, TN. Today's high is 77°F with a 3% rain chance. Winds are around 2 mph with gusts near 3 mph. Relative humidity is 50%, pressure is 30.11 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Harriman
Sunrise is at 07:29 AM and sunset is at 07:29 PM. Tomorrow's forecast calls for Sunny with a high near 76°F and a low near 50°F. The maximum rain chance is 4%.