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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
April
+5
+2
28 April, sun
+5
+2
Feels like
−1
749 mmHg
72%
4.6
m/s
E
Climate normal
+6
+2
28 April, Sunday. day, 5°; night, 2°; partly cloudy
29
+2
+2
29 April, mon
+2
+2
Feels like
−5
742 mmHg
90%
7.7
m/s
E
Climate normal
+7
+3
29 April, Monday. day, 2°; night, 2°; sleet
30
+9
+4
30 April, tue
+9
+4
Feels like
+4
741 mmHg
80%
2.4
m/s
NW
Climate normal
+6
+4
30 April, Tuesday. day, 9°; night, 4°; overcast
1 May
+11
+3
1 May, wed
+11
+3
Feels like
0
739 mmHg
79%
7.4
m/s
W
Climate normal
+7
+3
1 May, Wednesday. day, 11°; night, 3°; rain
2
+9
+6
2 May, thu
+9
+6
Feels like
+4
745 mmHg
80%
3.3
m/s
E
Climate normal
+10
+4
2 May, Thursday. day, 9°; night, 6°; overcast
3
+10
+5
3 May, fri
+10
+5
Feels like
+5
738 mmHg
85%
4.7
m/s
E
Climate normal
+8
+6
3 May, Friday. day, 10°; night, 5°; light rain
4
+8
+4
4 May, sat
+8
+4
Feels like
+2
739 mmHg
77%
4.8
m/s
W
Climate normal
+8
+4
4 May, Saturday. day, 8°; night, 4°; overcast
5
+12
+4
5 May, sun
+12
+4
Feels like
+4
740 mmHg
64%
5.2
m/s
W
Climate normal
+8
+4
5 May, Sunday. day, 12°; night, 4°; overcast
6
+13
+6
6 May, mon
+13
+6
Feels like
+6
742 mmHg
67%
4.2
m/s
S
Climate normal
+9
+5
6 May, Monday. day, 13°; night, 6°; partly cloudy
7
+10
+4
7 May, tue
+10
+4
Feels like
+4
730 mmHg
66%
5.4
m/s
N
Climate normal
+9
+5
7 May, Tuesday. day, 10°; night, 4°; overcast
8
+13
+3
8 May, wed
+13
+3
Feels like
+6
743 mmHg
59%
3.8
m/s
NW
Climate normal
+8
+4
8 May, Wednesday. day, 13°; night, 3°; overcast
9
+13
+5
9 May, thu
+13
+5
Feels like
+5
742 mmHg
57%
4.4
m/s
NW
Climate normal
+9
+4
9 May, Thursday. day, 13°; night, 5°; overcast
10
+14
+5
10 May, fri
+14
+5
Feels like
+7
742 mmHg
67%
4
m/s
NW
Climate normal
+9
+5
10 May, Friday. day, 14°; night, 5°; overcast
11
+7
+6
11 May, sat
+7
+6
Feels like
+2
735 mmHg
97%
4.4
m/s
NE
Climate normal
+8
+5
11 May, Saturday. day, 7°; night, 6°; partly cloudy
12
+9
+8
12 May, sun
+9
+8
Feels like
−1
733 mmHg
90%
9.9
m/s
E
Climate normal
+9
+4
12 May, Sunday. day, 9°; night, 8°; rain
13
+10
+6
13 May, mon
+10
+6
Feels like
+5
728 mmHg
89%
5.3
m/s
S
Climate normal
+8
+5
13 May, Monday. day, 10°; night, 6°; rain
14
+8
+6
14 May, tue
+8
+6
Feels like
−2
729 mmHg
81%
11
m/s
W
Climate normal
+10
+5
14 May, Tuesday. day, 8°; night, 6°; partly cloudy
15
+12
+9
15 May, wed
+12
+9
Feels like
+2
733 mmHg
67%
7.2
m/s
W
Climate normal
+10
+5
15 May, Wednesday. day, 12°; night, 9°; clear
16
+9
+7
16 May, thu
+9
+7
Feels like
+1
733 mmHg
65%
8.2
m/s
NW
Climate normal
+10
+6
16 May, Thursday. day, 9°; night, 7°; mostly clear
17
+7
+6
17 May, fri
+7
+6
Feels like
+2
735 mmHg
71%
4.2
m/s
NW
Climate normal
+10
+8
17 May, Friday. day, 7°; night, 6°; partly cloudy
18
+7
+5
18 May, sat
+7
+5
Feels like
+1
735 mmHg
75%
4.8
m/s
N
Climate normal
+11
+6
18 May, Saturday. day, 7°; night, 5°; mostly clear
19
+8
+7
19 May, sun
+8
+7
Feels like
+3
739 mmHg
84%
4
m/s
NW
Climate normal
+12
+7
19 May, Sunday. day, 8°; night, 7°; partly cloudy
20
+9
+7
20 May, mon
+9
+7
Feels like
+4
742 mmHg
78%
3.7
m/s
E
Climate normal
+10
+8
20 May, Monday. day, 9°; night, 7°; mostly clear
21
+9
+9
21 May, tue
+9
+9
Feels like
+5
742 mmHg
72%
2.3
m/s
S
Climate normal
+12
+7
21 May, Tuesday. day, 9°; night, 9°; clear
22
+12
+9
22 May, wed
+12
+9
Feels like
+6
739 mmHg
66%
4.2
m/s
S
Climate normal
+12
+7
22 May, Wednesday. day, 12°; night, 9°; clear
23
+12
+9
23 May, thu
+12
+9
Feels like
+4
737 mmHg
62%
6.3
m/s
S
Climate normal
+14
+8
23 May, Thursday. day, 12°; night, 9°; mostly clear
24
+10
+7
24 May, fri
+10
+7
Feels like
+5
734 mmHg
57%
2.9
m/s
SW
Climate normal
+12
+9
24 May, Friday. day, 10°; night, 7°; rain
25
+8
+7
25 May, sat
+8
+7
Feels like
+3
733 mmHg
57%
3.9
m/s
NE
Climate normal
+12
+8
25 May, Saturday. day, 8°; night, 7°; light rain
26
+11
+9
26 May, sun
+11
+9
Feels like
+4
733 mmHg
55%
3.8
m/s
NW
Climate normal
+12
+7
26 May, Sunday. day, 11°; night, 9°; partly cloudy
27
+10
+9
27 May, mon
+10
+9
Feels like
+5
733 mmHg
70%
3.4
m/s
NE
Climate normal
+11
+7
27 May, Monday. day, 10°; night, 9°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
28
+13
+7
28 May, tue
+13
+7
Feels like
+11
727 mmHg
69%
4.5
m/s
SE
28 May, Tuesday. day, 13°; night, 7°; overcast
29
+10
+8
29 May, wed
+10
+8
Feels like
+7
728 mmHg
72%
5.5
m/s
N
29 May, Wednesday. day, 10°; night, 8°; rain
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
7
sunny days
7
days with precipitation
16
cloudy days
7 sunny days; 7 days with precipitation; 16 cloudy days;
73
%
air humidity
5
m/s
Wind
NW
21
mm of precipitation
(4% of annual average)
air humidity 73%; 21 millimeters of precipitation (4% of annual average); Wind north-westerly 5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
NW
W
E
E
W
W
S
N
NW
NW
NW
NE
E
S
W
W
NW
NW
N
NW
E
S
S
S
SW
NE
NW
NE
28
Average data for 10 years
29
30
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
Daytime temperature
Night-time temperature
