🇺🇸 Weather in Knoxville
Map Overlays:
Hourly Forecast for Knoxville
21:00
24°
14%
22:00
24°
34%
23:00
24°
28%
00:00
23°
20%
01:00
23°
17%
02:00
22°
11%
03:00
22°
13%
04:00
21°
13%
05:00
21°
13%
06:00
21°
43%
07:00
20°
43%
08:00
20°
78%
09:00
19°
61%
10:00
21°
30%
11:00
24°
49%
12:00
24°
25%
13:00
25°
25%
14:00
27°
19%
15:00
27°
24%
16:00
27°
20%
17:00
28°
19%
18:00
28°
18%
19:00
27°
24%
20:00
25°
25%
14-Day Forecast for Knoxville
2026-07-22
Patchy rain nearby
28° /
24°
2026-07-23
Patchy rain nearby
28° /
19°
2026-07-24
Partly Cloudy
32° /
20°
2026-07-25
Patchy rain nearby
25° /
20°
2026-07-26
Patchy rain nearby
31° /
20°
2026-07-27
Sunny
34° /
21°
2026-07-28
Sunny
37° /
22°
Additional Forecasts for Knoxville
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 191.0 μg/m³
O₃ (Ozone) 74.0 μg/m³
NO₂ (Nitrogen Dioxide) 4.3 μg/m³
SO₂ (Sulphur Dioxide) 0.5 μg/m³
PM2.5 (Fine particles) 6.0 μg/m³
PM10 (Coarse particles) 6.5 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Knoxville — FAQ
Answers refreshed each request based on current conditions in Knoxville.
What is the weather like right now in Knoxville?
Right now in Knoxville, United States the temperature is 24.3°C (feels like 26.9°C), with partly cloudy. Relative humidity is 100% and wind is 9.4 km/h.
What is today's high and low temperature in Knoxville?
Today's forecast high in Knoxville is 28.1°C and the overnight low is 23.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Knoxville today?
The chance of precipitation in Knoxville today is 84%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Knoxville differ from nearby cities?
Even short distances can change temperatures noticeably. Knoxville's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.