World Resorts Canada Hamilton Weather

Hamilton 14 Days Forecast

26.08
wed
Day
81°F
N 9 mph
Precip.
11%
Night
68°F
N 9 mph
Precip.
13%
27.08
thu
Day
77°F
E 11 mph
Precip.
12%
Night
66°F
SE 6 mph
Precip.
10%
28.08
fri
Day
68°F
SW 7 mph
Precip.
8%
Night
64°F
NE 4 mph
Precip.
6%
29.08
sat
Day
77°F
NE 11 mph
Precip.
9%
Night
70°F
NE 4 mph
Precip.
11%
30.08
sun
Day
75°F
NE 10 mph
Precip.
13%
Night
66°F
N 3 mph
Precip.
28%
31.08
mon
Day
75°F
NE 9 mph
Precip.
20%
Night
72°F
NE 6 mph
Precip.
52%
01.09
tue
Day
86°F
E 13 mph
Precip.
3%
Night
81°F
E 12 mph
Precip.
9%
02.09
wed
Day
81°F
E 8 mph
Precip.
2%
Night
70°F
SE 3 mph
Precip.
31%
03.09
thu
Day
75°F
S 2 mph
Precip.
12%
Night
68°F
SW 12 mph
Precip.
23%
04.09
fri
Day
64°F
SW 16 mph
Precip.
21%
Night
63°F
W 15 mph
Precip.
40%
05.09
sat
Day
66°F
W 7 mph
Precip.
31%
Night
63°F
S 3 mph
Precip.
35%
06.09
sun
Day
72°F
W 3 mph
Precip.
8%
Night
68°F
SW 4 mph
Precip.
24%
07.09
mon
Day
72°F
W 7 mph
Precip.
19%
Night
66°F
SW 5 mph
Precip.
28%
08.09
tue
Day
63°F
W 12 mph
Precip.
16%
Night
61°F
W 15 mph
Precip.
36%

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 70.0°F. The highest and lowest sea temperatures during the month were 72.7°F and 64.0°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 66.3°F. The highest and lowest sea temperatures during the month were 70.2°F and 60.4°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

Sunniest months:
September 15 days
July 15 days
August 14 days
Warmest months:
July 79.9 °F
August 77.6 °F
June 73.6 °F
Warmest sea temp:
August 71.1 °F
July 68.9 °F
September 67.7 °F
Coldest months:
January 28.8 °F
February 29.8 °F
December 35.4 °F
Rainiest months:
April 2 days
July 2 days
June 2 days
Windiest months:
December 10.6 mph
November 10.6 mph
January 10.5 mph

Hamilton on a weather map

Hamilton
+81°F
N 9 mph
Feels like: +81°F
Precip.: 11%
Places in Canada:
Name
°F
+72°F
+63°F
+63°F
+72°F
+73°F
+63°F
+70°F
+75°F
+77°F
+73°F
+59°F
+72°F
+70°F
+72°F
24 Hours Forecast
Hamilton
Local time: 12:57
August 26, wednesday
1500
82°F
N
13 mph
1800
77°F
NE
12 mph
2100
70°F
N
9 mph
August 27, thursday
0000
68°F
N
9 mph
0300
68°F
NE
12 mph
0600
66°F
NE
13 mph
0900
68°F
NE
11 mph
1200
77°F
E
11 mph
Units of measurement: °C / °F