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May weather forecast in Sarnia
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
+10
+7
28 April, sun
+10
+7
Feels like
+6
745 mmHg
68%
5.9
m/s
NE
+5
28 April, Sunday. day, 10°; night, 7°; overcast
29
+12
+7
29 April, mon
+12
+7
Feels like
+8
744 mmHg
74%
6.9
m/s
E
+5
29 April, Monday. day, 12°; night, 7°; overcast
30
+14
+9
30 April, tue
+14
+9
Feels like
+11
743 mmHg
75%
5.8
m/s
S
+5
30 April, Tuesday. day, 14°; night, 9°; rain
1
+13
+9
1 May, wed
+13
+9
Feels like
+10
743 mmHg
74%
5.4
m/s
S
+5
1 May, Wednesday. day, 13°; night, 9°; overcast
2
+15
+9
2 May, thu
+15
+9
Feels like
+12
743 mmHg
73%
5.8
m/s
S
+6
2 May, Thursday. day, 15°; night, 9°; rain
3
+14
+10
3 May, fri
+14
+10
Feels like
+11
744 mmHg
66%
5.8
m/s
S
+6
3 May, Friday. day, 14°; night, 10°; rain
4
+13
+9
4 May, sat
+13
+9
Feels like
+10
744 mmHg
69%
5.5
m/s
N
+6
4 May, Saturday. day, 13°; night, 9°; rain
5
+14
+8
5 May, sun
+14
+8
Feels like
+11
744 mmHg
68%
5.4
m/s
N
+6
5 May, Sunday. day, 14°; night, 8°; partly cloudy
6
+15
+9
6 May, mon
+15
+9
Feels like
+12
744 mmHg
67%
5.3
m/s
NE
+6
6 May, Monday. day, 15°; night, 9°; partly cloudy
7
+17
+10
7 May, tue
+17
+10
Feels like
+14
742 mmHg
70%
6
m/s
SW
+7
7 May, Tuesday. day, 17°; night, 10°; clear
8
+15
+10
8 May, wed
+15
+10
Feels like
+12
743 mmHg
68%
5.5
m/s
NW
+7
8 May, Wednesday. day, 15°; night, 10°; clear
9
+13
+9
9 May, thu
+13
+9
Feels like
+10
745 mmHg
70%
5
m/s
N
+7
9 May, Thursday. day, 13°; night, 9°; overcast
10
+14
+8
10 May, fri
+14
+8
Feels like
+10
745 mmHg
66%
6.3
m/s
NE
+7
10 May, Friday. day, 14°; night, 8°; clear
11
+14
+10
11 May, sat
+14
+10
Feels like
+11
744 mmHg
68%
5.5
m/s
SE
+7
11 May, Saturday. day, 14°; night, 10°; rain
12
+15
+9
12 May, sun
+15
+9
Feels like
+13
745 mmHg
75%
6.3
m/s
SE
+7
12 May, Sunday. day, 15°; night, 9°; rain
13
+14
+10
13 May, mon
+14
+10
Feels like
+11
745 mmHg
72%
5.6
m/s
W
+7
13 May, Monday. day, 14°; night, 10°; overcast
14
+14
+10
14 May, tue
+14
+10
Feels like
+11
744 mmHg
74%
5.5
m/s
N
+7
14 May, Tuesday. day, 14°; night, 10°; rain
15
+13
+9
15 May, wed
+13
+9
Feels like
+10
745 mmHg
69%
5.5
m/s
N
+7
15 May, Wednesday. day, 13°; night, 9°; overcast
16
+15
+9
16 May, thu
+15
+9
Feels like
+11
746 mmHg
64%
6.1
m/s
NW
+8
16 May, Thursday. day, 15°; night, 9°; rain
17
+17
+11
17 May, fri
+17
+11
Feels like
+14
745 mmHg
62%
5.9
m/s
S
+8
17 May, Friday. day, 17°; night, 11°; rain
18
+15
+10
18 May, sat
+15
+10
Feels like
+12
746 mmHg
63%
4.8
m/s
W
+8
18 May, Saturday. day, 15°; night, 10°; partly cloudy
19
+17
+10
19 May, sun
+17
+10
Feels like
+14
746 mmHg
57%
5.5
m/s
SE
+8
19 May, Sunday. day, 17°; night, 10°; clear
20
+19
+13
20 May, mon
+19
+13
Feels like
+18
744 mmHg
63%
4.5
m/s
S
+9
20 May, Monday. day, 19°; night, 13°; partly cloudy
21
+16
+13
21 May, tue
+16
+13
Feels like
+14
744 mmHg
72%
5.6
m/s
NW
+9
21 May, Tuesday. day, 16°; night, 13°; rain
22
+16
+11
22 May, wed
+16
+11
Feels like
+14
744 mmHg
72%
5.6
m/s
NW
+9
22 May, Wednesday. day, 16°; night, 11°; clear
23
+16
+11
23 May, thu
+16
+11
Feels like
+14
746 mmHg
66%
4.5
m/s
N
+10
23 May, Thursday. day, 16°; night, 11°; rain
24
+18
+11
24 May, fri
+18
+11
Feels like
+16
745 mmHg
66%
5
m/s
E
+10
24 May, Friday. day, 18°; night, 11°; clear
25
+19
+14
25 May, sat
+19
+14
Feels like
+17
745 mmHg
66%
5
m/s
SW
+11
25 May, Saturday. day, 19°; night, 14°; overcast
26
+20
+15
26 May, sun
+20
+15
Feels like
+19
743 mmHg
74%
4.4
m/s
SW
+11
26 May, Sunday. day, 20°; night, 15°; rain
27
+18
+13
27 May, mon
+18
+13
Feels like
+17
744 mmHg
75%
4.9
m/s
NE
+11
27 May, Monday. day, 18°; night, 13°; overcast
28
+20
+14
28 May, tue
+20
+14
Feels like
+19
745 mmHg
68%
5
m/s
SW
+11
28 May, Tuesday. day, 20°; night, 14°; partly cloudy
29
+22
+15
29 May, wed
+22
+15
Feels like
+21
744 mmHg
64%
4.9
m/s
SW
+12
29 May, Wednesday. day, 22°; night, 15°; rain
30
+20
+14
30 May, thu
+20
+14
Feels like
+18
744 mmHg
67%
6
m/s
SW
+11
30 May, Thursday. day, 20°; night, 14°; clear
31
+18
+14
31 May, fri
+18
+14
Feels like
+16
744 mmHg
68%
5.1
m/s
W
+11
31 May, Friday. day, 18°; night, 14°; clear
1
+18
+13
1 June, sat
+18
+13
Feels like
+16
744 mmHg
74%
5.6
m/s
NW
+11
1 June, Saturday. day, 18°; night, 13°; partly cloudy
Average data for 10 years
Sarnia May
8
sunny days
12
days with precipitation
11
cloudy days
8 sunny days; 12 days with precipitation; 11 cloudy days;
68
%
air humidity
4
m/s
Wind
W
91
mm of precipitation
(12% of annual average)
+8
°C
Water temperature
air humidity 68%; 91 millimeters of precipitation (12% of annual average); Wind westerly 4 Meters per second; Water temperature +8°
Weather graphs for May
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
N
N
NE
SW
NW
N
NE
SE
SE
W
N
N
NW
S
W
SE
S
NW
NW
N
E
SW
SW
NE
SW
SW
SW
W
1
Average data for 10 years
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
30
31
Daytime temperature
Night-time temperature
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Boston
Montreal
Bruges
Narva
