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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
21
+5
+2
21 April, sun
+5
+2
Feels like
0
730 mmHg
75%
6.3
m/s
N
21 April, Sunday. day, 5°; night, 2°; rain
22
+6
+2
22 April, mon
+6
+2
Feels like
+1
730 mmHg
73%
5.9
m/s
N
22 April, Monday. day, 6°; night, 2°; clear
23
+6
+3
23 April, tue
+6
+3
Feels like
+2
729 mmHg
73%
6
m/s
E
23 April, Tuesday. day, 6°; night, 3°; overcast
24
+7
+3
24 April, wed
+7
+3
Feels like
+2
728 mmHg
74%
6.5
m/s
NE
24 April, Wednesday. day, 7°; night, 3°; clear
25
April
+7
0
25 April, thu
+7
0
Feels like
−2
751 mmHg
58%
4.4
m/s
SE
Climate normal
+5
+3
25 April, Thursday. day, 7°; night, 0°; clear
26
+9
+4
26 April, fri
+9
+4
Feels like
0
746 mmHg
60%
5.7
m/s
E
Climate normal
+4
+1
26 April, Friday. day, 9°; night, 4°; light rain
27
+7
+2
27 April, sat
+7
+2
Feels like
−1
735 mmHg
91%
6
m/s
NE
Climate normal
+6
+1
27 April, Saturday. day, 7°; night, 2°; rain
28
+8
+2
28 April, sun
+8
+2
Feels like
−1
748 mmHg
70%
5.3
m/s
NE
Climate normal
+6
+2
28 April, Sunday. day, 8°; night, 2°; overcast
29
+5
+4
29 April, mon
+5
+4
Feels like
−1
737 mmHg
90%
5.3
m/s
E
Climate normal
+7
+3
29 April, Monday. day, 5°; night, 4°; light rain
30
+12
+5
30 April, tue
+12
+5
Feels like
+3
739 mmHg
69%
4.7
m/s
W
Climate normal
+6
+4
30 April, Tuesday. day, 12°; night, 5°; overcast
1 May
+13
+3
1 May, wed
+13
+3
Feels like
+4
743 mmHg
57%
6
m/s
NW
Climate normal
+7
+3
1 May, Wednesday. day, 13°; night, 3°; partly cloudy
2
+10
+1
2 May, thu
+10
+1
Feels like
+2
750 mmHg
55%
3.9
m/s
SE
Climate normal
+10
+4
2 May, Thursday. day, 10°; night, 1°; mostly clear
3
+10
+3
3 May, fri
+10
+3
Feels like
+2
748 mmHg
57%
4.7
m/s
SE
Climate normal
+8
+6
3 May, Friday. day, 10°; night, 3°; overcast
4
+16
+7
4 May, sat
+16
+7
Feels like
+8
742 mmHg
66%
4.7
m/s
S
Climate normal
+8
+4
4 May, Saturday. day, 16°; night, 7°; overcast
5
+14
+6
5 May, sun
+14
+6
Feels like
+6
740 mmHg
63%
5.2
m/s
W
Climate normal
+8
+4
5 May, Sunday. day, 14°; night, 6°; overcast
6
+14
+6
6 May, mon
+14
+6
Feels like
+7
743 mmHg
64%
4.3
m/s
NW
Climate normal
+9
+5
6 May, Monday. day, 14°; night, 6°; overcast
7
+8
+5
7 May, tue
+8
+5
Feels like
+2
743 mmHg
81%
6.5
m/s
NE
Climate normal
+9
+5
7 May, Tuesday. day, 8°; night, 5°; partly cloudy
8
+7
+8
8 May, wed
+7
+8
Feels like
+3
746 mmHg
68%
1.5
m/s
NW
Climate normal
+8
+4
8 May, Wednesday. day, 7°; night, 8°; clear
9
+8
+8
9 May, thu
+8
+8
Feels like
+3
743 mmHg
64%
3.6
m/s
NW
Climate normal
+9
+4
9 May, Thursday. day, 8°; night, 8°; clear
10
+9
+9
10 May, fri
+9
+9
Feels like
+4
740 mmHg
71%
3.8
m/s
W
Climate normal
+9
+5
10 May, Friday. day, 9°; night, 9°; clear
11
+9
+8
11 May, sat
+9
+8
Feels like
+5
739 mmHg
74%
2.8
m/s
SW
Climate normal
+8
+5
11 May, Saturday. day, 9°; night, 8°; partly cloudy
12
+10
+9
12 May, sun
+10
+9
Feels like
+6
740 mmHg
74%
2.7
m/s
W
Climate normal
+9
+4
12 May, Sunday. day, 10°; night, 9°; clear
13
+10
+10
13 May, mon
+10
+10
Feels like
+6
741 mmHg
72%
2.4
m/s
W
Climate normal
+8
+5
13 May, Monday. day, 10°; night, 10°; mostly clear
14
+11
+9
14 May, tue
+11
+9
Feels like
+7
742 mmHg
71%
2.1
m/s
NW
Climate normal
+10
+5
14 May, Tuesday. day, 11°; night, 9°; mostly clear
15
+10
+10
15 May, wed
+10
+10
Feels like
+5
741 mmHg
79%
3.9
m/s
SE
Climate normal
+10
+5
15 May, Wednesday. day, 10°; night, 10°; partly cloudy
16
+14
+13
16 May, thu
+14
+13
Feels like
+7
736 mmHg
71%
6.8
m/s
SW
Climate normal
+10
+6
16 May, Thursday. day, 14°; night, 13°; clear
17
+13
+10
17 May, fri
+13
+10
Feels like
+7
734 mmHg
80%
7.3
m/s
SW
Climate normal
+10
+8
17 May, Friday. day, 13°; night, 10°; partly cloudy
18
+10
+10
18 May, sat
+10
+10
Feels like
+6
735 mmHg
100%
3.7
m/s
SE
Climate normal
+11
+6
18 May, Saturday. day, 10°; night, 10°; rain
19
+13
+10
19 May, sun
+13
+10
Feels like
+8
734 mmHg
92%
6.1
m/s
SW
Climate normal
+12
+7
19 May, Sunday. day, 13°; night, 10°; rain
20
+12
+9
20 May, mon
+12
+9
Feels like
+7
738 mmHg
90%
6.1
m/s
E
Climate normal
+10
+8
20 May, Monday. day, 12°; night, 9°; partly cloudy
21
+11
+9
21 May, tue
+11
+9
Feels like
+5
739 mmHg
94%
6.6
m/s
SE
Climate normal
+12
+7
21 May, Tuesday. day, 11°; night, 9°; mostly clear
22
+12
+10
22 May, wed
+12
+10
Feels like
+6
738 mmHg
87%
6.1
m/s
SE
Climate normal
+12
+7
22 May, Wednesday. day, 12°; night, 10°; partly cloudy
23
+11
+10
23 May, thu
+11
+10
Feels like
+6
734 mmHg
96%
5.5
m/s
SE
Climate normal
+14
+8
23 May, Thursday. day, 11°; night, 10°; partly cloudy
24
+10
+6
24 May, fri
+10
+6
Feels like
+3
729 mmHg
88%
7.4
m/s
S
Climate normal
+12
+9
24 May, Friday. day, 10°; night, 6°; light rain
Average data for 10 years
Next, the average data for 10 years
25
+12
+8
25 May, sat
+12
+8
Feels like
+8
730 mmHg
69%
4.5
m/s
NE
25 May, Saturday. day, 12°; night, 8°; clear
Average for 30 days
11
sunny days
5
days with precipitation
14
cloudy days
11 sunny days; 5 days with precipitation; 14 cloudy days;
75
%
air humidity
4.8
m/s
Wind
SE
19
mm of precipitation
(3% of annual average)
air humidity 75%; 19 millimeters of precipitation (3% of annual average); Wind south-easterly 4.8 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
E
NE
NE
E
W
NW
SE
SE
S
W
NW
NE
NW
NW
W
SW
W
W
NW
SE
SW
SW
SE
SW
E
SE
SE
SE
S
25
Average data for 10 years
26
27
28
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
Daytime temperature
Night-time temperature
