Knoxville (TN)
May
Weather in Knoxville, Tennessee for May 2026
Your guide to Knoxville weather in May - trends and predictions
In general, the average temperature in Knoxville at the beginning of May is 23.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 24 °F by the end of May.
Knoxville in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 156.8 mm.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
24°/14°
Temperatures
13 km/h
Avg max wind
77 %
Avg humidity
Knoxville Weather May
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Temperatures trend during May in Knoxville
See the weather trend as well as the moving average line
May weather in Knoxville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Fog | 26° /15° | 0 mm | 6 | |
| May 2 |  Cloudy | 28° /15° | 0 mm | 6 | |
| May 3 |  Light rain | 24° /16° | 35.1 mm | 6 | |
| May 4 |  Light rain shower | 20° /14° | 7.5 mm | 5 | |
| May 5 | Fog | 21° /12° | 0.4 mm | 5 | |
| May 6 | Light rain shower | 22° /15° | 3.5 mm | 5 | |
| May 7 | Light rain shower | 23° /14° | 2.1 mm | 5 | |
| May 8 |  Patchy light rain with thunder | 24° /15° | 4.8 mm | 6 | |
| May 9 | Light rain shower | 26° /15° | 10.1 mm | 6 | |
| May 10 | Patchy rain possible | 20° /11° | 0.1 mm | 5 | |
| May 11 | Light rain shower | 22° /10° | 14 mm | 5 | |
| May 12 |  Sunny | 21° /12° | 13.7 mm | 5 | |
| May 13 | Light rain | 22° /14° | 18.9 mm | 5 | |
| May 14 | Light rain shower | 23° /15° | 3.5 mm | 5 | |
| May 15 | Light rain shower | 23° /17° | 5.7 mm | 6 | |
| May 16 | Patchy rain possible | 27° /17° | 5.5 mm | 6 | |
| May 17 | Light rain shower | 27° /18° | 6.3 mm | 6 | |
| May 18 | Patchy light rain with thunder | 22° /17° | 19.5 mm | 5 | |
| May 19 | Fog | 27° /16° | 4 mm | 6 | |
| May 20 |  Moderate or heavy rain shower | 25° /16° | 7.8 mm | 6 | |
| May 21 | Cloudy | 26° /16° | 4 mm | 6 | |
| May 22 |  Partly cloudy | 26° /14° | 0 mm | 6 | |
| May 23 | Partly cloudy | 24° /15° | 4.7 mm | 6 | |
| May 24 | Sunny | 25° /14° | 3 mm | 6 | |
| May 25 | Cloudy | 25° /14° | 5.7 mm | 6 | |
| May 26 | Patchy rain possible | 25° /15° | 6.6 mm | 6 | |
| May 27 |  Overcast | 24° /15° | 10.8 mm | 5 | |
| May 28 | Moderate or heavy rain shower | 23° /13° | 16.2 mm | 5 | |
| May 29 | Overcast | 22° /13° | 0 mm | 5 | |
| May 30 | Partly cloudy | 24° /13° | 13.6 mm | 6 | |
| May 31 | Patchy rain possible | 25° /12° | 1 mm | 6 | |
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Important Notice
Our weather forecast for Knoxville in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Knoxville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Knoxville in May - FAQ
What are the expected maximum and minimum temperatures in Knoxville during May?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Knoxville during May?
Significant rainfall exceeding 156.8 mm is expected in Knoxville during May, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Knoxville during May?
The average wind speed in Knoxville during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Knoxville
Explore the daily rainfall trends and prepare for Knoxvilles May weather 💧
UV exposure in Knoxville during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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