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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
August
+22
+19
25 August, sun
+22
+19
Feels like
+21
738 mmHg
85%
5.8
m/s
E
Climate normal
+22
+17
25 August, Sunday. day, 22°; night, 19°; partly cloudy
26
+27
+20
26 August, mon
+27
+20
Feels like
+25
736 mmHg
84%
4.1
m/s
SE
Climate normal
+22
+17
26 August, Monday. day, 27°; night, 20°; rain
27
+20
+16
27 August, tue
+20
+16
Feels like
+16
735 mmHg
88%
7.3
m/s
NE
Climate normal
+22
+17
27 August, Tuesday. day, 20°; night, 16°; thunderstorm with rain
28
+18
+15
28 August, wed
+18
+15
Feels like
+12
738 mmHg
81%
8.8
m/s
E
Climate normal
+23
+17
28 August, Wednesday. day, 18°; night, 15°; light rain
29
+20
+15
29 August, thu
+20
+15
Feels like
+14
735 mmHg
84%
7.5
m/s
E
Climate normal
+25
+18
29 August, Thursday. day, 20°; night, 15°; thunderstorm with rain
30
+23
+16
30 August, fri
+23
+16
Feels like
+14
736 mmHg
63%
9.3
m/s
W
Climate normal
+23
+18
30 August, Friday. day, 23°; night, 16°; mostly clear
31
+25
+14
31 August, sat
+25
+14
Feels like
+17
735 mmHg
58%
8.6
m/s
W
Climate normal
+23
+17
31 August, Saturday. day, 25°; night, 14°; clear
1 September
+21
+12
1 September, sun
+21
+12
Feels like
+13
740 mmHg
55%
7.4
m/s
NW
Climate normal
+22
+18
1 September, Sunday. day, 21°; night, 12°; mostly clear
2
+21
+13
2 September, mon
+21
+13
Feels like
+14
739 mmHg
65%
5.8
m/s
W
Climate normal
+23
+16
2 September, Monday. day, 21°; night, 13°; mostly clear
3
+23
+15
3 September, tue
+23
+15
Feels like
+14
739 mmHg
62%
7.6
m/s
SW
Climate normal
+21
+16
3 September, Tuesday. day, 23°; night, 15°; partly cloudy
4
+23
+14
4 September, wed
+23
+14
Feels like
+15
738 mmHg
58%
7.8
m/s
NW
Climate normal
+20
+15
4 September, Wednesday. day, 23°; night, 14°; partly cloudy
5
+22
+15
5 September, thu
+22
+15
Feels like
+15
738 mmHg
61%
6.4
m/s
SW
Climate normal
+21
+15
5 September, Thursday. day, 22°; night, 15°; partly cloudy
6
+17
+15
6 September, fri
+17
+15
Feels like
+14
729 mmHg
91%
3
m/s
S
Climate normal
+20
+16
6 September, Friday. day, 17°; night, 15°; partly cloudy
7
+17
+14
7 September, sat
+17
+14
Feels like
+15
729 mmHg
92%
3.4
m/s
NE
Climate normal
+19
+15
7 September, Saturday. day, 17°; night, 14°; partly cloudy
8
+19
+14
8 September, sun
+19
+14
Feels like
+15
730 mmHg
81%
2.7
m/s
E
Climate normal
+20
+14
8 September, Sunday. day, 19°; night, 14°; partly cloudy
9
+21
+15
9 September, mon
+21
+15
Feels like
+17
727 mmHg
78%
3.3
m/s
SE
Climate normal
+20
+14
9 September, Monday. day, 21°; night, 15°; partly cloudy
10
+19
+13
10 September, tue
+19
+13
Feels like
+17
725 mmHg
94%
4.6
m/s
S
Climate normal
+20
+14
10 September, Tuesday. day, 19°; night, 13°; rain
11
+20
+13
11 September, wed
+20
+13
Feels like
+13
728 mmHg
71%
2.4
m/s
SW
Climate normal
+21
+15
11 September, Wednesday. day, 20°; night, 13°; clear
12
+25
+22
12 September, thu
+25
+22
Feels like
+17
726 mmHg
71%
6.6
m/s
SE
Climate normal
+19
+14
12 September, Thursday. day, 25°; night, 22°; clear
13
+24
+22
13 September, fri
+24
+22
Feels like
+22
727 mmHg
75%
6.3
m/s
S
Climate normal
+18
+13
13 September, Friday. day, 24°; night, 22°; partly cloudy
14
+25
+22
14 September, sat
+25
+22
Feels like
+22
728 mmHg
74%
6.9
m/s
S
Climate normal
+17
+13
14 September, Saturday. day, 25°; night, 22°; mostly clear
15
+25
+21
15 September, sun
+25
+21
Feels like
+24
728 mmHg
79%
3.9
m/s
S
Climate normal
+18
+11
15 September, Sunday. day, 25°; night, 21°; partly cloudy
16
+23
+19
16 September, mon
+23
+19
Feels like
+20
723 mmHg
83%
6.1
m/s
S
Climate normal
+19
+13
16 September, Monday. day, 23°; night, 19°; rain
17
+24
+12
17 September, tue
+24
+12
Feels like
+19
719 mmHg
86%
5.1
m/s
S
Climate normal
+15
+13
17 September, Tuesday. day, 24°; night, 12°; rain
18
+14
+9
18 September, wed
+14
+9
Feels like
+6
723 mmHg
72%
6.4
m/s
W
Climate normal
+19
+12
18 September, Wednesday. day, 14°; night, 9°; light rain
19
+13
+7
19 September, thu
+13
+7
Feels like
+5
732 mmHg
72%
7.1
m/s
W
Climate normal
+18
+15
19 September, Thursday. day, 13°; night, 7°; rain
20
+16
+12
20 September, fri
+16
+12
Feels like
+9
737 mmHg
74%
2.1
m/s
S
Climate normal
+17
+14
20 September, Friday. day, 16°; night, 12°; mostly clear
21
+14
+11
21 September, sat
+14
+11
Feels like
+8
733 mmHg
69%
6.8
m/s
SE
Climate normal
+17
+12
21 September, Saturday. day, 14°; night, 11°; partly cloudy
22
+16
+15
22 September, sun
+16
+15
Feels like
+10
728 mmHg
85%
5.2
m/s
SE
Climate normal
+17
+13
22 September, Sunday. day, 16°; night, 15°; light rain
23
+17
+7
23 September, mon
+17
+7
Feels like
+11
727 mmHg
95%
7.2
m/s
NW
Climate normal
+18
+12
23 September, Monday. day, 17°; night, 7°; rain
Average data for 10 years
Next, the average data for 10 years
24
+17
+13
24 September, tue
+17
+13
Feels like
+15
738 mmHg
74%
5.6
m/s
NE
24 September, Tuesday. day, 17°; night, 13°; partly cloudy
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
8
sunny days
11
days with precipitation
11
cloudy days
8 sunny days; 11 days with precipitation; 11 cloudy days;
76
%
air humidity
5.8
m/s
Wind
S
34
mm of precipitation
(6% of annual average)
air humidity 76%; 34 millimeters of precipitation (6% of annual average); Wind southerly 5.8 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
SE
NE
E
E
W
W
NW
W
SW
NW
SW
S
NE
E
SE
S
SW
SE
S
S
S
S
S
W
W
S
SE
SE
NW
25
Average data for 10 years
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
22
23
Daytime temperature
Night-time temperature
