27.04
mon
mon
Day
52°F
W 9 mph
Precip.
0%
0%
Night
52°F
NW 10 mph
Precip.
0%
0%
28.04
tue
tue
Day
54°F
N 20 mph
Precip.
100%
100%
Night
52°F
E 5 mph
Precip.
0%
0%
29.04
wed
wed
Day
45°F
SW 5 mph
Precip.
100%
100%
Night
43°F
SE 9 mph
Precip.
0%
0%
30.04
thu
thu
Day
48°F
SE 9 mph
Precip.
100%
100%
Night
39°F
SE 7 mph
Precip.
0%
0%
01.05
fri
fri
Day
48°F
SW 4 mph
Precip.
78%
78%
Night
39°F
SE 10 mph
Precip.
0%
0%
02.05
sat
sat
Day
48°F
SE 12 mph
Precip.
0%
0%
Night
41°F
SE 12 mph
Precip.
0%
0%
03.05
sun
sun
Day
43°F
SE 15 mph
Precip.
44%
44%
Night
41°F
SE 9 mph
Precip.
0%
0%
sea water
temperature
temperature
| Hamilton |
monthly
weather
weather
| Hamilton |
current
weather
weather
| Hamilton |
14 days
forecast
forecast
| Hamilton |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 38.0°F. The highest and lowest sea temperatures during the month were 39.9°F and 36.1°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 47.0°F. The highest and lowest sea temperatures during the month were 50.9°F and 42.8°F.
Air temperature in Hamilton, °F
Precipitation total in Hamilton, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Hamilton
Hamilton on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Hamilton
Local time: 12:55
April 27, monday
1500
57°F
W
9 mph
9 mph
1800
54°F
SW
7 mph
7 mph
2100
48°F
W
5 mph
5 mph
April 28, tuesday
0000
52°F
NW
10 mph
10 mph
0300
52°F
N
11 mph
11 mph
0600
52°F
N
18 mph
18 mph
0900
52°F
N
21 mph
21 mph
1200
54°F
N
20 mph
20 mph
