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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
25
+22
+17
25 August, sun
+22
+17
Feels like
+21
736 mmHg
63%
5.4
m/s
W
25 August, Sunday. day, 22°; night, 17°; clear
26
August
+28
+20
26 August, mon
+28
+20
Feels like
+25
736 mmHg
83%
4.4
m/s
SE
Climate normal
+22
+17
26 August, Monday. day, 28°; night, 20°; thunderstorm with rain
27
+20
+16
27 August, tue
+20
+16
Feels like
+15
737 mmHg
83%
8.1
m/s
NE
Climate normal
+22
+17
27 August, Tuesday. day, 20°; night, 16°; thunderstorm with rain
28
+16
+16
28 August, wed
+16
+16
Feels like
+11
738 mmHg
83%
8.9
m/s
NE
Climate normal
+23
+17
28 August, Wednesday. day, 16°; night, 16°; rain
29
+21
+16
29 August, thu
+21
+16
Feels like
+16
736 mmHg
87%
7.4
m/s
E
Climate normal
+25
+18
29 August, Thursday. day, 21°; night, 16°; thunderstorm with rain
30
+24
+15
30 August, fri
+24
+15
Feels like
+16
735 mmHg
64%
9.4
m/s
W
Climate normal
+23
+18
30 August, Friday. day, 24°; night, 15°; mostly clear
31
+25
+15
31 August, sat
+25
+15
Feels like
+16
735 mmHg
59%
8.6
m/s
W
Climate normal
+23
+17
31 August, Saturday. day, 25°; night, 15°; mostly clear
1 September
+20
+12
1 September, sun
+20
+12
Feels like
+13
740 mmHg
57%
7.6
m/s
NW
Climate normal
+22
+18
1 September, Sunday. day, 20°; night, 12°; clear
2
+22
+15
2 September, mon
+22
+15
Feels like
+15
741 mmHg
64%
6.3
m/s
SW
Climate normal
+23
+16
2 September, Monday. day, 22°; night, 15°; clear
3
+23
+15
3 September, tue
+23
+15
Feels like
+17
740 mmHg
69%
5.9
m/s
SW
Climate normal
+21
+16
3 September, Tuesday. day, 23°; night, 15°; overcast
4
+22
+15
4 September, wed
+22
+15
Feels like
+17
739 mmHg
65%
6.3
m/s
SE
Climate normal
+20
+15
4 September, Wednesday. day, 22°; night, 15°; heavy rain
5
+22
+14
5 September, thu
+22
+14
Feels like
+15
740 mmHg
65%
6.1
m/s
NW
Climate normal
+21
+15
5 September, Thursday. day, 22°; night, 14°; partly cloudy
6
+21
+15
6 September, fri
+21
+15
Feels like
+13
738 mmHg
65%
7.7
m/s
NW
Climate normal
+20
+16
6 September, Friday. day, 21°; night, 15°; partly cloudy
7
+17
+10
7 September, sat
+17
+10
Feels like
+14
733 mmHg
77%
3.8
m/s
E
Climate normal
+19
+15
7 September, Saturday. day, 17°; night, 10°; partly cloudy
8
+18
+9
8 September, sun
+18
+9
Feels like
+11
733 mmHg
64%
2.1
m/s
SE
Climate normal
+20
+14
8 September, Sunday. day, 18°; night, 9°; clear
9
+18
+11
9 September, mon
+18
+11
Feels like
+12
733 mmHg
78%
3.6
m/s
SE
Climate normal
+20
+14
9 September, Monday. day, 18°; night, 11°; clear
10
+19
+13
10 September, tue
+19
+13
Feels like
+15
734 mmHg
78%
2.5
m/s
SE
Climate normal
+20
+14
10 September, Tuesday. day, 19°; night, 13°; partly cloudy
11
+23
+14
11 September, wed
+23
+14
Feels like
+17
735 mmHg
75%
2.4
m/s
SE
Climate normal
+21
+15
11 September, Wednesday. day, 23°; night, 14°; mostly clear
12
+23
+13
12 September, thu
+23
+13
Feels like
+17
733 mmHg
75%
2.6
m/s
SE
Climate normal
+19
+14
12 September, Thursday. day, 23°; night, 13°; clear
13
+22
+14
13 September, fri
+22
+14
Feels like
+16
730 mmHg
76%
2.6
m/s
SE
Climate normal
+18
+13
13 September, Friday. day, 22°; night, 14°; clear
14
+19
+17
14 September, sat
+19
+17
Feels like
+14
726 mmHg
79%
5.2
m/s
SE
Climate normal
+17
+13
14 September, Saturday. day, 19°; night, 17°; partly cloudy
15
+18
+13
15 September, sun
+18
+13
Feels like
+15
724 mmHg
92%
5.4
m/s
SE
Climate normal
+18
+11
15 September, Sunday. day, 18°; night, 13°; rain
16
+17
+10
16 September, mon
+17
+10
Feels like
+10
726 mmHg
72%
4.8
m/s
W
Climate normal
+19
+13
16 September, Monday. day, 17°; night, 10°; clear
17
+20
+13
17 September, tue
+20
+13
Feels like
+14
727 mmHg
73%
3.3
m/s
SW
Climate normal
+15
+13
17 September, Tuesday. day, 20°; night, 13°; clear
18
+10
+9
18 September, wed
+10
+9
Feels like
+4
729 mmHg
79%
6.8
m/s
W
Climate normal
+19
+12
18 September, Wednesday. day, 10°; night, 9°; light rain
19
+12
+7
19 September, thu
+12
+7
Feels like
+6
729 mmHg
75%
4.5
m/s
NW
Climate normal
+18
+15
19 September, Thursday. day, 12°; night, 7°; partly cloudy
20
+17
+11
20 September, fri
+17
+11
Feels like
+8
727 mmHg
66%
4.7
m/s
SW
Climate normal
+17
+14
20 September, Friday. day, 17°; night, 11°; clear
21
+17
+6
21 September, sat
+17
+6
Feels like
+11
728 mmHg
72%
2.6
m/s
NW
Climate normal
+17
+12
21 September, Saturday. day, 17°; night, 6°; mostly clear
22
+18
+16
22 September, sun
+18
+16
Feels like
+12
725 mmHg
83%
5.8
m/s
SW
Climate normal
+17
+13
22 September, Sunday. day, 18°; night, 16°; light rain
23
+22
+12
23 September, mon
+22
+12
Feels like
+17
725 mmHg
82%
1.7
m/s
W
Climate normal
+18
+12
23 September, Monday. day, 22°; night, 12°; mostly clear
24
+23
+19
24 September, tue
+23
+19
Feels like
+20
724 mmHg
81%
3.4
m/s
S
Climate normal
+17
+13
24 September, Tuesday. day, 23°; night, 19°; clear
Average data for 10 years
Next, the average data for 10 years
25
+18
+12
25 September, wed
+18
+12
Feels like
+15
736 mmHg
69%
5.8
m/s
SE
25 September, Wednesday. day, 18°; night, 12°; partly cloudy
26
+19
+12
26 September, thu
+19
+12
Feels like
+16
732 mmHg
66%
6.5
m/s
SW
26 September, Thursday. day, 19°; night, 12°; rain
27
+17
+15
27 September, fri
+17
+15
Feels like
+13
733 mmHg
68%
6.3
m/s
NW
27 September, Friday. day, 17°; night, 15°; rain
28
+14
+10
28 September, sat
+14
+10
Feels like
+10
737 mmHg
68%
6.1
m/s
N
28 September, Saturday. day, 14°; night, 10°; clear
Average for 30 days
15
sunny days
8
days with precipitation
7
cloudy days
15 sunny days; 8 days with precipitation; 7 cloudy days;
74
%
air humidity
5.1
m/s
Wind
SE
21
mm of precipitation
(4% of annual average)
air humidity 74%; 21 millimeters of precipitation (4% of annual average); Wind south-easterly 5.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
NE
NE
E
W
W
NW
SW
SW
SE
NW
NW
E
SE
SE
SE
SE
SE
SE
SE
SE
W
SW
W
NW
SW
NW
SW
W
S
26
Average data for 10 years
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
22
23
24
Daytime temperature
Night-time temperature
