Duluth weather in September 2025
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1 September
+31°+22°
2 September
+31°+21°
3 September
+31°+21°
4 September
+30°+20°
5 September
+29°+20°
6 September
+29°+19°
7 September
+29°+19°
8 September
+29°+19°
9 September
+29°+19°
10 September
+29°+19°
11 September
+29°+19°
12 September
+29°+20°
13 September
+29°+18°
14 September
+29°+18°
15 September
+29°+18°
16 September
+28°+19°
17 September
+29°+19°
18 September
+28°+19°
19 September
+28°+18°
20 September
+29°+18°
21 September
+29°+19°
22 September
+28°+18°
23 September
+28°+17°
24 September
+27°+17°
25 September
+27°+17°
26 September
+27°+18°
27 September
+26°+18°
28 September
+27°+17°
29 September
+26°+17°
30 September
+25°+17°
1 October
+25°+15°
2 October
+25°+15°
3 October
+25°+15°
4 October
+25°+14°
5 October
+26°+13°
Forecast in other regions
New York
+31°
Los Angeles
+24°
Chicago
+27°
Houston
+37°
Queens
+31°
Phoenix
+35°
Philadelphia
+31°
San Antonio
+36°
San Diego
+24°
The Bronx
+30°
Dallas
+37°
San Jose
+24°
Austin
+36°
Detroit
+25°
Jacksonville
+35°
Fort Worth
+36°
Columbus
+25°
Indianapolis
+27°
Charlotte
+37°
San Francisco
+18°
