World Resorts USA Knoxville Weather

Knoxville weather in May

Weather in Knoxville: May

Average day temperature: 74.6°F
Average night temperature: 58.8°F
Number of sunny days: 10 days
Day length: 13.7 - 14.4 hours
Number of rainy days: 2 days
Precipitation totals: 1.5 in.

Air temperature in May, °F

Show year:
2026
2025
2024

The highest day temperature during May of 2026 was 93°F. At the same time the lowest night temperature was 42°F. Daily and nightly averages during May were 78.0°F and 60.1°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in May is almost equal.

Precipitation total in May, in.

Precipitation total value in Knoxville in May is 1.5 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 4.8 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.

Best time for vacation in Knoxville

Sunniest months:
October 17 days
September 14 days
November 14 days
Warmest months:
July 87.5 °F
August 85.3 °F
June 83.7 °F
Coldest months:
January 44.7 °F
December 50.1 °F
February 51.0 °F
Rainiest months:
March 4 days
January 4 days
April 3 days
Windiest months:
March 6.0 mph
February 5.6 mph
April 5.5 mph

Knoxville on a weather map

Knoxville
+84°F
E 7 mph
Feels like: +91°F
Precip.: 5%
Places in USA:
Name
°F
+77°F
+77°F
+100°F
+79°F
+88°F
+90°F
+72°F
+79°F
+70°F
+64°F
+68°F
+95°F
+102°F
+88°F
+77°F
24 Hours Forecast
Knoxville
Local time: 16:08
June 08, monday
1800
75°F
N
3 mph
2100
73°F
N
4 mph
June 09, tuesday
0000
70°F
NE
3 mph
0300
68°F
NE
2 mph
0600
68°F
NE
3 mph
0900
72°F
NE
2 mph
1200
75°F
E
8 mph
1500
75°F
E
6 mph
Units of measurement: °C / °F