Knoxville, Tennessee Weather:
Tuesday, April 21, 2026
Stormy Weather
Day 72°
Night 50°
Precipitation 90 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (April 21, 2025)
Sunny with a Chance of Thunderstorms

Day

79°

Night

63°

Wind

11 mph

UV Index

8

Precipitation

80 %