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Monthly weather forecast in Thunder Bay
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
28
+6
+2
28 April, sun
+6
+2
Feels like
+1
732 mmHg
68%
5.5
m/s
NE
28 April, Sunday. day, 6°; night, 2°; partly cloudy
29
+5
+2
29 April, mon
+5
+2
Feels like
−6
742 mmHg
85%
8.1
m/s
E
Climate normal
+7
+3
29 April, Monday. day, 5°; night, 2°; sleet
30
April
+9
+3
30 April, tue
+9
+3
Feels like
+4
740 mmHg
81%
2.3
m/s
NW
Climate normal
+6
+4
30 April, Tuesday. day, 9°; night, 3°; overcast
1 May
+7
+2
1 May, wed
+7
+2
Feels like
−1
738 mmHg
89%
5.9
m/s
NW
Climate normal
+7
+3
1 May, Wednesday. day, 7°; night, 2°; rain
2
+8
+5
2 May, thu
+8
+5
Feels like
+2
745 mmHg
85%
3.6
m/s
E
Climate normal
+10
+4
2 May, Thursday. day, 8°; night, 5°; light rain
3
+14
+5
3 May, fri
+14
+5
Feels like
+4
740 mmHg
76%
5.4
m/s
SW
Climate normal
+8
+6
3 May, Friday. day, 14°; night, 5°; light rain
4
+12
+5
4 May, sat
+12
+5
Feels like
+6
746 mmHg
75%
3.3
m/s
SW
Climate normal
+8
+4
4 May, Saturday. day, 12°; night, 5°; overcast
5
+16
+4
5 May, sun
+16
+4
Feels like
+8
744 mmHg
55%
4.2
m/s
NW
Climate normal
+8
+4
5 May, Sunday. day, 16°; night, 4°; partly cloudy
6
+16
+5
6 May, mon
+16
+5
Feels like
+8
744 mmHg
61%
3.6
m/s
SE
Climate normal
+9
+5
6 May, Monday. day, 16°; night, 5°; mostly clear
7
+13
+8
7 May, tue
+13
+8
Feels like
+7
737 mmHg
69%
4.6
m/s
E
Climate normal
+9
+5
7 May, Tuesday. day, 13°; night, 8°; overcast
8
+14
+7
8 May, wed
+14
+7
Feels like
+8
731 mmHg
72%
4.2
m/s
NE
Climate normal
+8
+4
8 May, Wednesday. day, 14°; night, 7°; overcast
9
+16
+7
9 May, thu
+16
+7
Feels like
+10
742 mmHg
65%
3.5
m/s
W
Climate normal
+9
+4
9 May, Thursday. day, 16°; night, 7°; overcast
10
+16
+7
10 May, fri
+16
+7
Feels like
+9
742 mmHg
71%
3.9
m/s
NW
Climate normal
+9
+5
10 May, Friday. day, 16°; night, 7°; overcast
11
+15
+6
11 May, sat
+15
+6
Feels like
+8
742 mmHg
63%
4
m/s
NW
Climate normal
+8
+5
11 May, Saturday. day, 15°; night, 6°; overcast
12
+15
+4
12 May, sun
+15
+4
Feels like
+5
740 mmHg
63%
4.4
m/s
N
Climate normal
+9
+4
12 May, Sunday. day, 15°; night, 4°; overcast
13
+6
+5
13 May, mon
+6
+5
Feels like
0
736 mmHg
75%
4.7
m/s
NE
Climate normal
+8
+5
13 May, Monday. day, 6°; night, 5°; mostly clear
14
+7
+5
14 May, tue
+7
+5
Feels like
−3
732 mmHg
66%
10.6
m/s
N
Climate normal
+10
+5
14 May, Tuesday. day, 7°; night, 5°; partly cloudy
15
+8
+5
15 May, wed
+8
+5
Feels like
−4
730 mmHg
50%
10.1
m/s
NW
Climate normal
+10
+5
15 May, Wednesday. day, 8°; night, 5°; clear
16
+7
+5
16 May, thu
+7
+5
Feels like
+1
732 mmHg
62%
3.6
m/s
NE
Climate normal
+10
+6
16 May, Thursday. day, 7°; night, 5°; mostly clear
17
+7
+7
17 May, fri
+7
+7
Feels like
0
740 mmHg
67%
5.7
m/s
N
Climate normal
+10
+8
17 May, Friday. day, 7°; night, 7°; clear
18
+10
+8
18 May, sat
+10
+8
Feels like
+2
739 mmHg
61%
5.8
m/s
SW
Climate normal
+11
+6
18 May, Saturday. day, 10°; night, 8°; partly cloudy
19
+8
+8
19 May, sun
+8
+8
Feels like
+2
734 mmHg
93%
6
m/s
NW
Climate normal
+12
+7
19 May, Sunday. day, 8°; night, 8°; rain
20
+6
+5
20 May, mon
+6
+5
Feels like
−3
744 mmHg
56%
8.1
m/s
N
Climate normal
+10
+8
20 May, Monday. day, 6°; night, 5°; mostly clear
21
+9
+7
21 May, tue
+9
+7
Feels like
+1
743 mmHg
53%
5.1
m/s
W
Climate normal
+12
+7
21 May, Tuesday. day, 9°; night, 7°; clear
22
+11
+8
22 May, wed
+11
+8
Feels like
+3
741 mmHg
66%
6.2
m/s
SW
Climate normal
+12
+7
22 May, Wednesday. day, 11°; night, 8°; clear
23
+11
+9
23 May, thu
+11
+9
Feels like
+2
740 mmHg
67%
8.2
m/s
S
Climate normal
+14
+8
23 May, Thursday. day, 11°; night, 9°; clear
24
+9
+8
24 May, fri
+9
+8
Feels like
+3
737 mmHg
85%
6.8
m/s
SW
Climate normal
+12
+9
24 May, Friday. day, 9°; night, 8°; light rain
25
+8
+6
25 May, sat
+8
+6
Feels like
+3
740 mmHg
70%
4.5
m/s
NW
Climate normal
+12
+8
25 May, Saturday. day, 8°; night, 6°; partly cloudy
26
+7
+6
26 May, sun
+7
+6
Feels like
+2
743 mmHg
83%
6
m/s
E
Climate normal
+12
+7
26 May, Sunday. day, 7°; night, 6°; partly cloudy
27
+8
+7
27 May, mon
+8
+7
Feels like
+1
741 mmHg
66%
5.5
m/s
N
Climate normal
+11
+7
27 May, Monday. day, 8°; night, 7°; partly cloudy
28
+11
+9
28 May, tue
+11
+9
Feels like
+3
740 mmHg
54%
6.3
m/s
W
Climate normal
+13
+7
28 May, Tuesday. day, 11°; night, 9°; mostly clear
29
+12
+10
29 May, wed
+12
+10
Feels like
+4
737 mmHg
58%
8.5
m/s
W
Climate normal
+10
+8
29 May, Wednesday. day, 12°; night, 10°; mostly clear
Average data for 10 years
Next, the average data for 10 years
30
+11
+7
30 May, thu
+11
+7
Feels like
+8
728 mmHg
73%
5.3
m/s
N
30 May, Thursday. day, 11°; night, 7°; clear
31
+11
+7
31 May, fri
+11
+7
Feels like
+7
729 mmHg
68%
5.4
m/s
NW
31 May, Friday. day, 11°; night, 7°; clear
1 June
+12
+7
1 June, sat
+12
+7
Feels like
+9
729 mmHg
66%
4.6
m/s
SW
1 June, Saturday. day, 12°; night, 7°; overcast
Average for 30 days
11
sunny days
5
days with precipitation
14
cloudy days
11 sunny days; 5 days with precipitation; 14 cloudy days;
69
%
air humidity
5.5
m/s
Wind
NW
12
mm of precipitation
(2% of annual average)
air humidity 69%; 12 millimeters of precipitation (2% of annual average); Wind north-westerly 5.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
NW
E
SW
SW
NW
SE
E
NE
W
NW
NW
N
NE
N
NW
NE
N
SW
NW
N
W
SW
S
SW
NW
E
N
W
W
30
Average data for 10 years
1
May
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Daytime temperature
Night-time temperature
