17.05
sun
sun
Day
81°F
N 1 mph
Precip.
0%
0%
Night
61°F
NW 1 mph
Precip.
0%
0%
18.05
mon
mon
Day
73°F
NE 12 mph
Precip.
61%
61%
Night
68°F
NE 9 mph
Precip.
100%
100%
19.05
tue
tue
Day
73°F
NE 16 mph
Precip.
0%
0%
Night
66°F
NE 9 mph
Precip.
100%
100%
20.05
wed
wed
Day
55°F
SE 11 mph
Precip.
0%
0%
Night
45°F
S 9 mph
Precip.
0%
0%
21.05
thu
thu
Day
52°F
W 9 mph
Precip.
0%
0%
Night
46°F
W 8 mph
Precip.
0%
0%
22.05
fri
fri
Day
52°F
W 8 mph
Precip.
100%
100%
Night
52°F
E 5 mph
Precip.
0%
0%
23.05
sat
sat
Day
57°F
NE 3 mph
Precip.
43%
43%
Night
54°F
NW 2 mph
Precip.
0%
0%
sea water
temperature
temperature
| Mississauga |
monthly
weather
weather
| Mississauga |
current
weather
weather
| Mississauga |
14 days
forecast
forecast
| Mississauga |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 41.4°F. The highest and lowest sea temperatures during the month were 43.7°F and 39.2°F.
Air temperature in Mississauga, °F
Precipitation total in Mississauga, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Mississauga
Mississauga on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Mississauga
Local time: 15:55
May 17, sunday
1800
81°F
NW
5 mph
5 mph
2100
70°F
NW
6 mph
6 mph
May 18, monday
0000
61°F
NW
1 mph
1 mph
0300
57°F
W
5 mph
5 mph
0600
55°F
W
4 mph
4 mph
0900
63°F
N
6 mph
6 mph
1200
73°F
NE
12 mph
12 mph
1500
79°F
NE
17 mph
17 mph
