18.12
thu
thu
Day
50°F
N 13 mph
Precip.
0%
0%
Night
43°F
N 23 mph
Precip.
100%
100%
19.12
fri
fri
Day
32°F
E 18 mph
Precip.
0%
0%
Night
28°F
SE 16 mph
Precip.
0%
0%
20.12
sat
sat
Day
30°F
NE 9 mph
Precip.
0%
0%
Night
34°F
NE 15 mph
Precip.
0%
0%
21.12
sun
sun
Day
34°F
E 17 mph
Precip.
0%
0%
Night
25°F
E 14 mph
Precip.
100%
100%
22.12
mon
mon
Day
25°F
SE 8 mph
Precip.
0%
0%
Night
25°F
N 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
32°F
NE 9 mph
Precip.
0%
0%
Night
34°F
E 7 mph
Precip.
0%
0%
24.12
wed
wed
Day
34°F
SW 7 mph
Precip.
28%
28%
Night
30°F
W 17 mph
Precip.
26%
26%
sea water
temperature
temperature
| Hamilton |
monthly
weather
weather
| Hamilton |
current
weather
weather
| Hamilton |
14 days
forecast
forecast
| Hamilton |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 39.7°F. The highest and lowest sea temperatures during the month were 41.7°F and 38.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 38.0°F. The highest and lowest sea temperatures during the month were 39.7°F and 36.7°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: 15:05
December 18, thursday
1800
48°F
N
14 mph
14 mph
2100
43°F
N
18 mph
18 mph
December 19, friday
0000
43°F
N
23 mph
23 mph
0300
39°F
NE
24 mph
24 mph
0600
36°F
E
14 mph
14 mph
0900
32°F
NE
13 mph
13 mph
1200
32°F
E
18 mph
18 mph
1500
30°F
E
19 mph
19 mph
