Duluth International Airport Rainfall Forecast

Today 20 Sep
No Rain
Mon 21 Sep
No Rain
Tue 22 Sep
No Rain
Wed 23 Sep
No Rain
Thu 24 Sep
15%
Fri 25 Sep
5%
Sat 26 Sep
10%

Duluth International Airport Rainfall Statistics

September Rainfall

Duluth International Airport (0 miles)

Total Rainfall 2026
22.8in
Daily Average 2026
0.1in
Wettest Day 31 July, 2026
2.4in
Wet Days 2026
93/263 (35%)
Total Rainfall August
2.3in
Daily Average August
0.1in
Wettest Day 31 August, 2026
0.7in
Wet Days August
10/31 (32%)
Total Rainfall September
3.2in
Daily Average September
0.2in
Wettest Day 3 September, 2026
1.2in
Wet Days September
9/20 (45%)

Climate (2021–2025)

Duluth International Airport (0 miles)

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
30.8in
Monthly Average 2021–2026
2.6in
Daily Average 2021–2026
0.1in
Wettest Day 26 November, 2025
12.6in

Get WillyWeather+ to remove ads