Weather in Loudon, TN
Updated 2026-09-26 10:00 local time · ZIP codes 37774
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
59°8% rain
63°2% rain67°1% rain71°1% rain
73°2% rain74°3% rain75°2% rain75°1% rain73°1% rain68°2% rain
63°3% rain
61°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 53°F with winds near 7 mph.
71°F, 1% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 11 mph.
Current temperature is 59°F, wind 7 mph, rain chance up to 14%.
UV index is 2.
Local weather characteristics in Loudon
Tennessee has a humid climate with hot summers and relatively mild winters. Elevation in the east can make mountain locations notably cooler and wetter.
Loudon is part of the South weather region. The forecast point is near 35.73°N latitude and 84.33°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.
Loudon weather today
Cloudy and 59°F in Loudon, TN. Today's high is 75°F with a 3% rain chance. Winds are around 7 mph with gusts near 11 mph. Relative humidity is 50%, pressure is 30.10 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Loudon
Sunrise is at 07:28 AM and sunset is at 07:28 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%.