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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
August
+20
+14
19 August, mon
+20
+14
Feels like
+17
742 mmHg
73%
6.6
m/s
E
Climate normal
+22
+16
19 August, Monday. day, 20°; night, 14°; mostly clear
20
+19
+14
20 August, tue
+19
+14
Feels like
+14
742 mmHg
61%
6.2
m/s
E
Climate normal
+23
+16
20 August, Tuesday. day, 19°; night, 14°; partly cloudy
21
+22
+15
21 August, wed
+22
+15
Feels like
+17
741 mmHg
70%
5.4
m/s
SE
Climate normal
+23
+16
21 August, Wednesday. day, 22°; night, 15°; light rain
22
+22
+19
22 August, thu
+22
+19
Feels like
+18
738 mmHg
68%
6.7
m/s
S
Climate normal
+23
+17
22 August, Thursday. day, 22°; night, 19°; overcast
23
+26
+19
23 August, fri
+26
+19
Feels like
+21
736 mmHg
77%
7.2
m/s
SW
Climate normal
+23
+19
23 August, Friday. day, 26°; night, 19°; thunderstorm with rain
24
+26
+20
24 August, sat
+26
+20
Feels like
+21
736 mmHg
77%
6.8
m/s
E
Climate normal
+23
+17
24 August, Saturday. day, 26°; night, 20°; mostly clear
25
+26
+20
25 August, sun
+26
+20
Feels like
+21
734 mmHg
73%
8.4
m/s
SE
Climate normal
+22
+17
25 August, Sunday. day, 26°; night, 20°; mostly clear
26
+29
+19
26 August, mon
+29
+19
Feels like
+22
737 mmHg
58%
7.2
m/s
W
Climate normal
+22
+17
26 August, Monday. day, 29°; night, 19°; partly cloudy
27
+25
+18
27 August, tue
+25
+18
Feels like
+18
737 mmHg
60%
8.7
m/s
SW
Climate normal
+22
+17
27 August, Tuesday. day, 25°; night, 18°; partly cloudy
28
+25
+18
28 August, wed
+25
+18
Feels like
+20
736 mmHg
67%
8
m/s
SW
Climate normal
+23
+17
28 August, Wednesday. day, 25°; night, 18°; light rain
29
+24
+14
29 August, thu
+24
+14
Feels like
+15
735 mmHg
57%
9.7
m/s
W
Climate normal
+25
+18
29 August, Thursday. day, 24°; night, 14°; partly cloudy
30
+23
+15
30 August, fri
+23
+15
Feels like
+15
738 mmHg
58%
7.3
m/s
SW
Climate normal
+23
+18
30 August, Friday. day, 23°; night, 15°; partly cloudy
31
+25
+19
31 August, sat
+25
+19
Feels like
+16
735 mmHg
60%
8.5
m/s
SW
Climate normal
+23
+17
31 August, Saturday. day, 25°; night, 19°; partly cloudy
1 September
+26
+18
1 September, sun
+26
+18
Feels like
+24
731 mmHg
75%
3.3
m/s
SW
Climate normal
+22
+18
1 September, Sunday. day, 26°; night, 18°; partly cloudy
2
+24
+14
2 September, mon
+24
+14
Feels like
+17
728 mmHg
80%
6.7
m/s
SW
Climate normal
+23
+16
2 September, Monday. day, 24°; night, 14°; rain
3
+15
+11
3 September, tue
+15
+11
Feels like
+7
731 mmHg
59%
7
m/s
N
Climate normal
+21
+16
3 September, Tuesday. day, 15°; night, 11°; light rain
4
+15
+4
4 September, wed
+15
+4
Feels like
+6
732 mmHg
56%
5.9
m/s
NW
Climate normal
+20
+15
4 September, Wednesday. day, 15°; night, 4°; mostly clear
5
+18
+13
5 September, thu
+18
+13
Feels like
+8
731 mmHg
65%
5.3
m/s
SW
Climate normal
+21
+15
5 September, Thursday. day, 18°; night, 13°; clear
6
+15
+10
6 September, fri
+15
+10
Feels like
+10
722 mmHg
89%
6.9
m/s
SW
Climate normal
+20
+16
6 September, Friday. day, 15°; night, 10°; light rain
7
+8
+5
7 September, sat
+8
+5
Feels like
0
727 mmHg
59%
7.3
m/s
NW
Climate normal
+19
+15
7 September, Saturday. day, 8°; night, 5°; partly cloudy
8
+8
+1
8 September, sun
+8
+1
Feels like
+1
732 mmHg
63%
4.3
m/s
NW
Climate normal
+20
+14
8 September, Sunday. day, 8°; night, 1°; light rain
9
+11
+5
9 September, mon
+11
+5
Feels like
+3
732 mmHg
67%
3.2
m/s
W
Climate normal
+20
+14
9 September, Monday. day, 11°; night, 5°; clear
10
+15
+10
10 September, tue
+15
+10
Feels like
+6
728 mmHg
69%
6.1
m/s
S
Climate normal
+20
+14
10 September, Tuesday. day, 15°; night, 10°; mostly clear
11
+15
+9
11 September, wed
+15
+9
Feels like
+9
724 mmHg
94%
4.3
m/s
SW
Climate normal
+21
+15
11 September, Wednesday. day, 15°; night, 9°; light rain
12
+17
+10
12 September, thu
+17
+10
Feels like
+8
726 mmHg
60%
6
m/s
W
Climate normal
+19
+14
12 September, Thursday. day, 17°; night, 10°; mostly clear
13
+10
+1
13 September, fri
+10
+1
Feels like
+3
729 mmHg
60%
6.1
m/s
NW
Climate normal
+18
+13
13 September, Friday. day, 10°; night, 1°; mostly clear
14
+9
−1
14 September, sat
+9
−1
Feels like
0
731 mmHg
63%
2.4
m/s
NW
Climate normal
+17
+13
14 September, Saturday. day, 9°; night, -1°; clear
15
+13
+6
15 September, sun
+13
+6
Feels like
+5
731 mmHg
94%
1.8
m/s
E
Climate normal
+18
+11
15 September, Sunday. day, 13°; night, 6°; mostly clear
16
+11
+4
16 September, mon
+11
+4
Feels like
+6
733 mmHg
75%
3.2
m/s
E
Climate normal
+19
+13
16 September, Monday. day, 11°; night, 4°; partly cloudy
17
+15
+5
17 September, tue
+15
+5
Feels like
+6
738 mmHg
65%
2.1
m/s
E
Climate normal
+15
+13
17 September, Tuesday. day, 15°; night, 5°; clear
Average data for 10 years
Next, the average data for 10 years
18
+19
+12
18 September, wed
+19
+12
Feels like
+17
734 mmHg
68%
4.9
m/s
S
18 September, Wednesday. day, 19°; night, 12°; clear
19
+18
+15
19 September, thu
+18
+15
Feels like
+15
731 mmHg
67%
7.1
m/s
SW
19 September, Thursday. day, 18°; night, 15°; clear
20
+17
+14
20 September, fri
+17
+14
Feels like
+13
734 mmHg
67%
6.8
m/s
NW
20 September, Friday. day, 17°; night, 14°; partly cloudy
21
+17
+12
21 September, sat
+17
+12
Feels like
+14
736 mmHg
70%
6.3
m/s
NE
21 September, Saturday. day, 17°; night, 12°; clear
Average for 30 days
14
sunny days
6
days with precipitation
10
cloudy days
14 sunny days; 6 days with precipitation; 10 cloudy days;
68
%
air humidity
6
m/s
Wind
SW
8
mm of precipitation
(2% of annual average)
air humidity 68%; 8 millimeters of precipitation (2% of annual average); Wind south-westerly 6 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
SE
S
SW
E
SE
W
SW
SW
W
SW
SW
SW
SW
N
NW
SW
SW
NW
NW
W
S
SW
W
NW
NW
E
E
E
19
Average data for 10 years
20
21
22
23
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
Daytime temperature
Night-time temperature
