Knoxville Downtown Island Airport Rainfall Forecast

Today 7 Sep
20%
Mon 8 Sep
No Rain
Tue 9 Sep
No Rain
Wed 10 Sep
No Rain
Thu 11 Sep
No Rain
Fri 12 Sep
No Rain
Sat 13 Sep
No Rain

Knoxville Downtown Island Airport Rainfall Statistics

September Rainfall

Knoxville, McGhee Tyson Airport (11.8 miles)

Total Rainfall 2025
37.6in
Daily Average 2025
0.2in
Wettest Day 23 August, 2025
2.1in
Wet Days 2025
90/250 (36%)
Total Rainfall August
5in
Daily Average August
0.2in
Wettest Day 23 August, 2025
2.1in
Wet Days August
9/31 (29%)
Total Rainfall September
1.5in
Daily Average September
0.4in
Wettest Day 4 September, 2025
1.3in
Wet Days September
2/7 (29%)

Climate (2010–Present)

Knoxville, McGhee Tyson Airport (11.8 miles)

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Annual Average 2020–2024
53.6in
Monthly Average 2020–2025
4.2in
Daily Average 2020–2025
0.1in
Wettest Day 17 August, 2021
2.8in

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