temperatures.com

Knoxville, TN Hourly Forecast

Tennessee, United States 🇺🇸
92°
Sunny Feels like 93°
Updated 1 hour ago

Knoxville temperature trend - Next 24 hours

92° 4 PM 4 PM - 92°F (33°C), Sunny 5 PM - 92°F (33°C), Sunny 6 PM - 90°F (32°C), Partly Cloudy 88° 7 PM 7 PM - 88°F (31°C), Sunny 8 PM - 85°F (30°C), Clear 9 PM - 83°F (28°C), Clear 82° 10 PM 10 PM - 82°F (28°C), Clear 11 PM - 81°F (27°C), Clear 12 AM - 80°F (27°C), Clear 79° 1 AM 1 AM - 79°F (26°C), Clear 2 AM - 78°F (25°C), Clear, 5% precip 3 AM - 77°F (25°C), Clear, 6% precip 76° 4 AM 4 AM - 76°F (25°C), Clear, 7% precip 5 AM - 75°F (24°C), Clear, 7% precip 6 AM - 74°F (23°C), Clear, 8% precip 73° 7 AM 7 AM - 73°F (23°C), Clear, 9% precip 8 AM - 72°F (22°C), Sunny, 8% precip 9 AM - 73°F (23°C), Sunny, 6% precip 77° 10 AM 10 AM - 77°F (25°C), Sunny 11 AM - 81°F (27°C), Sunny 12 PM - 85°F (29°C), Sunny 88° 1 PM 1 PM - 88°F (31°C), Sunny 2 PM - 91°F (33°C), Sunny 3 PM - 92°F (33°C), Sunny

The next 24 hours at a glance

  • Warmest hour: 4 PM - around 92°
  • Coolest hour: 8 AM - around 72°
  • Rain risk: low all day (peaks at 9%)
  • UV peak: 2 PM at index 8 - sun protection recommended
  • Windiest: 6 PM at 5 mph

Knoxville hourly weather - Tuesday, September 15

In Knoxville, expect a high near 92°F (33°C) around 4 PM and a low of 81°F (27°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
4 PM Sunny 92° 93° 1% 4 mph W 34% 5
5 PM Sunny 92° 92° 1% 5 mph WNW 33% 3
6 PM Partly Cloudy 90° 90° 2% 5 mph NW 36% 1
7 PM Sunny 88° 91° 2% 3 mph NW 48% 0
8 PM Clear 85° 88° 2% 3 mph NE 54% 0
9 PM Clear 83° 86° 4% 4 mph ESE 59% 0
10 PM Clear 82° 84° 4% 3 mph SSW 62% 0
11 PM Clear 81° 83° 4% 2 mph WNW 63% 0

Knoxville hourly weather - Wednesday, September 16

In Knoxville, expect a high near 92°F (33°C) around 3 PM and a low of 72°F (22°C) near 8 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 80° 83° 4% 2 mph NW 64% 0
1 AM Clear 79° 83° 4% 1 mph W 66% 0
2 AM Clear 78° 83° 5% 0 mph WSW 68% 0
3 AM Clear 77° 83° 6% 1 mph WSW 70% 0
4 AM Clear 76° 82° 7% 1 mph WSW 73% 0
5 AM Clear 75° 81° 7% 1 mph SW 75% 0
6 AM Clear 74° 80° 8% 1 mph WSW 77% 0
7 AM Clear 73° 79° 9% 1 mph SSW 79% 0
8 AM Sunny 72° 75° 8% 2 mph SSW 79% 0
9 AM Sunny 73° 76° 6% 3 mph SSW 71% 1
10 AM Sunny 77° 80° 4% 4 mph SSW 63% 2
11 AM Sunny 81° 83° 2% 4 mph SW 55% 4
12 PM Sunny 85° 86° 1% 4 mph WSW 48% 6
1 PM Sunny 88° 89° 1% 3 mph W 43% 8
2 PM Sunny 91° 95° 1% 1 mph NNW 38% 8
3 PM Sunny 92° 93° 1% 4 mph NE 36% 7
4 PM Sunny 92° 92° 1% 6 mph ENE 34% 5
5 PM Sunny 91° 90° 1% 7 mph ENE 33% 2
6 PM Sunny 89° 88° 1% 8 mph E 38% 1
7 PM Sunny 87° 88° 1% 6 mph E 47% 0
8 PM Clear 86° 88° 2% 3 mph ENE 53% 0
9 PM Clear 84° 86° 2% 3 mph NE 55% 0
10 PM Clear 82° 84° 3% 2 mph NE 58% 0
11 PM Clear 81° 83° 3% 0 mph NW 60% 0

Knoxville hourly weather - Thursday, September 17

In Knoxville, expect a high near 93°F (34°C) around 2 PM and a low of 72°F (22°C) near 8 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 80° 83° 4% 1 mph WNW 62% 0
1 AM Clear 79° 82° 4% 1 mph NE 64% 0
2 AM Clear 79° 83° 4% 0 mph NNE 65% 0
3 AM Clear 78° 82° 5% 2 mph SW 66% 0
4 AM Clear 77° 82° 5% 1 mph SW 68% 0
5 AM Clear 76° 81° 6% 1 mph SSW 70% 0
6 AM Clear 75° 79° 6% 2 mph S 72% 0
7 AM Clear 74° 78° 7% 3 mph S 75% 0
8 AM Sunny 72° 76° 7% 3 mph SSW 74% 0
9 AM Sunny 74° 76° 5% 4 mph SW 67% 1
10 AM Sunny 78° 80° 3% 4 mph WSW 57% 2
11 AM Sunny 82° 83° 2% 4 mph WSW 50% 4
12 PM Sunny 87° 87° 1% 3 mph WSW 43% 6
1 PM Sunny 91° 94° 1% 2 mph W 38% 8
2 PM Sunny 93° 95° 1% 2 mph N 34% 8
3 PM Sunny 93° 94° 0% 4 mph NNE 32% 6
4 PM Sunny 93° 92° 0% 5 mph NE 31% 5
5 PM Sunny 92° 92° 1% 5 mph NE 33% 2
6 PM Sunny 91° 92° 1% 4 mph NE 36% 1
7 PM Partly Cloudy 89° 91° 5% 3 mph NE 46% 0
8 PM Clear 88° 91° 2% 2 mph NE 52% 0
9 PM Patchy rain nearby 85° 88° 13% 3 mph NNE 57% 0
10 PM Cloudy 83° 86° 9% 2 mph ENE 61% 0
11 PM Patchy rain nearby 82° 86° 14% 1 mph E 62% 0

Quick answers for the hours ahead

What is the warmest hour in Knoxville today?
4 PM is forecast to be the warmest, at about 92°F (33°C) with sunny.
Will it rain in Knoxville tonight?
Unlikely - the evening precipitation chance stays at or below 4%.
When is the UV index highest in Knoxville today?
Around 2 PM, when it reaches 8. From UV 3 upward, sun protection is recommended.

Knoxville hour-by-hour: what to expect

Over the next 24 hours in Knoxville, temperatures range from 72°F (22°C) around 8 AM up to 92°F (33°C) near 4 PM - about 9°F (5°C) above the typical September high of 83°F (28°C).

Precipitation chances stay minimal throughout, so plans can skip the umbrella. UV reaches 8 (2 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Knoxville 14-day forecast or the monthly climate averages.

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