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Monthly weather forecast in Duluth
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
18
+22
+18
18 August, sun
+22
+18
Feels like
+21
731 mmHg
68%
6
m/s
NW
18 August, Sunday. day, 22°; night, 18°; clear
19
+22
+16
19 August, mon
+22
+16
Feels like
+22
732 mmHg
68%
5.5
m/s
N
19 August, Monday. day, 22°; night, 16°; clear
20
+23
+16
20 August, tue
+23
+16
Feels like
+22
733 mmHg
67%
5
m/s
NW
20 August, Tuesday. day, 23°; night, 16°; partly cloudy
21
+23
+16
21 August, wed
+23
+16
Feels like
+22
735 mmHg
61%
5.8
m/s
W
21 August, Wednesday. day, 23°; night, 16°; clear
22
+23
+17
22 August, thu
+23
+17
Feels like
+22
733 mmHg
66%
5.9
m/s
SW
22 August, Thursday. day, 23°; night, 17°; clear
23
August
+24
+18
23 August, fri
+24
+18
Feels like
+21
737 mmHg
78%
5.2
m/s
SW
Climate normal
+23
+19
23 August, Friday. day, 24°; night, 18°; partly cloudy
24
+24
+18
24 August, sat
+24
+18
Feels like
+22
738 mmHg
80%
4.9
m/s
SE
Climate normal
+23
+17
24 August, Saturday. day, 24°; night, 18°; partly cloudy
25
+23
+20
25 August, sun
+23
+20
Feels like
+20
738 mmHg
81%
6.7
m/s
E
Climate normal
+22
+17
25 August, Sunday. day, 23°; night, 20°; overcast
26
+24
+21
26 August, mon
+24
+21
Feels like
+22
736 mmHg
86%
5.6
m/s
SE
Climate normal
+22
+17
26 August, Monday. day, 24°; night, 21°; rain
27
+22
+17
27 August, tue
+22
+17
Feels like
+19
735 mmHg
83%
6.6
m/s
E
Climate normal
+22
+17
27 August, Tuesday. day, 22°; night, 17°; light rain
28
+21
+17
28 August, wed
+21
+17
Feels like
+16
738 mmHg
79%
8.1
m/s
E
Climate normal
+23
+17
28 August, Wednesday. day, 21°; night, 17°; partly cloudy
29
+22
+17
29 August, thu
+22
+17
Feels like
+18
734 mmHg
88%
7.3
m/s
E
Climate normal
+25
+18
29 August, Thursday. day, 22°; night, 17°; rain
30
+23
+15
30 August, fri
+23
+15
Feels like
+13
735 mmHg
63%
11.1
m/s
W
Climate normal
+23
+18
30 August, Friday. day, 23°; night, 15°; light rain
31
+23
+15
31 August, sat
+23
+15
Feels like
+15
733 mmHg
65%
9
m/s
W
Climate normal
+23
+17
31 August, Saturday. day, 23°; night, 15°; mostly clear
1 September
+22
+13
1 September, sun
+22
+13
Feels like
+13
737 mmHg
55%
8.3
m/s
NW
Climate normal
+22
+18
1 September, Sunday. day, 22°; night, 13°; mostly clear
2
+22
+12
2 September, mon
+22
+12
Feels like
+14
740 mmHg
57%
5.8
m/s
SW
Climate normal
+23
+16
2 September, Monday. day, 22°; night, 12°; clear
3
+23
+15
3 September, tue
+23
+15
Feels like
+14
738 mmHg
62%
7.7
m/s
SW
Climate normal
+21
+16
3 September, Tuesday. day, 23°; night, 15°; partly cloudy
4
+26
+16
4 September, wed
+26
+16
Feels like
+16
733 mmHg
70%
8.2
m/s
SW
Climate normal
+20
+15
4 September, Wednesday. day, 26°; night, 16°; light rain
5
+15
+11
5 September, thu
+15
+11
Feels like
+7
727 mmHg
70%
8.5
m/s
NW
Climate normal
+21
+15
5 September, Thursday. day, 15°; night, 11°; light rain
6
+17
+12
6 September, fri
+17
+12
Feels like
+11
729 mmHg
69%
3.2
m/s
SW
Climate normal
+20
+16
6 September, Friday. day, 17°; night, 12°; clear
7
+19
+12
7 September, sat
+19
+12
Feels like
+14
725 mmHg
76%
4.1
m/s
SW
Climate normal
+19
+15
7 September, Saturday. day, 19°; night, 12°; light rain
8
+14
+9
8 September, sun
+14
+9
Feels like
+9
729 mmHg
65%
5.2
m/s
NW
Climate normal
+20
+14
8 September, Sunday. day, 14°; night, 9°; partly cloudy
9
+14
+7
9 September, mon
+14
+7
Feels like
+7
733 mmHg
66%
3.6
m/s
N
Climate normal
+20
+14
9 September, Monday. day, 14°; night, 7°; clear
10
+15
+11
10 September, tue
+15
+11
Feels like
+10
731 mmHg
75%
4.1
m/s
W
Climate normal
+20
+14
10 September, Tuesday. day, 15°; night, 11°; light rain
11
+19
+10
11 September, wed
+19
+10
Feels like
+12
730 mmHg
74%
1.4
m/s
E
Climate normal
+21
+15
11 September, Wednesday. day, 19°; night, 10°; mostly clear
12
+20
+11
12 September, thu
+20
+11
Feels like
+14
729 mmHg
73%
2
m/s
SW
Climate normal
+19
+14
12 September, Thursday. day, 20°; night, 11°; clear
13
+19
+8
13 September, fri
+19
+8
Feels like
+13
730 mmHg
74%
2.6
m/s
NW
Climate normal
+18
+13
13 September, Friday. day, 19°; night, 8°; clear
14
+21
+15
14 September, sat
+21
+15
Feels like
+14
730 mmHg
69%
1.8
m/s
SW
Climate normal
+17
+13
14 September, Saturday. day, 21°; night, 15°; mostly clear
15
+18
+11
15 September, sun
+18
+11
Feels like
+14
728 mmHg
76%
4.1
m/s
NW
Climate normal
+18
+11
15 September, Sunday. day, 18°; night, 11°; mostly clear
16
+19
+9
16 September, mon
+19
+9
Feels like
+12
728 mmHg
67%
2.1
m/s
E
Climate normal
+19
+13
16 September, Monday. day, 19°; night, 9°; clear
17
+19
+13
17 September, tue
+19
+13
Feels like
+11
730 mmHg
72%
3.3
m/s
S
Climate normal
+15
+13
17 September, Tuesday. day, 19°; night, 13°; clear
18
+17
+15
18 September, wed
+17
+15
Feels like
+15
729 mmHg
89%
3.8
m/s
S
Climate normal
+19
+12
18 September, Wednesday. day, 17°; night, 15°; light rain
19
+17
+12
19 September, thu
+17
+12
Feels like
+14
724 mmHg
83%
2
m/s
NW
Climate normal
+18
+15
19 September, Thursday. day, 17°; night, 12°; light rain
20
+9
+7
20 September, fri
+9
+7
Feels like
0
721 mmHg
90%
9.6
m/s
NW
Climate normal
+17
+14
20 September, Friday. day, 9°; night, 7°; rain
21
+12
+3
21 September, sat
+12
+3
Feels like
+3
729 mmHg
60%
6.2
m/s
NW
Climate normal
+17
+12
21 September, Saturday. day, 12°; night, 3°; clear
Average for 30 days
13
sunny days
11
days with precipitation
6
cloudy days
13 sunny days; 11 days with precipitation; 6 cloudy days;
73
%
air humidity
5.4
m/s
Wind
SW
14
mm of precipitation
(3% of annual average)
air humidity 73%; 14 millimeters of precipitation (3% of annual average); Wind south-westerly 5.4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SE
E
SE
E
E
E
W
W
NW
SW
SW
SW
NW
SW
SW
NW
N
W
E
SW
NW
SW
NW
E
S
S
NW
NW
NW
23
Average data for 10 years
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Daytime temperature
Night-time temperature
