Measurements:
°C
°F
CURRENT WEATHER
11:32
Hamilton
78°F
E 4 mph
Feels like: 82°F
Precip: 63%
World Resorts Canada Hamilton Weather

7 Day Weather Forecast

08.19
wed
DAY
78°F
E 4 mph
precip
63%
NIGHT
70°F
S 6 mph
precip
11%
08.20
thu
DAY
76°F
W 2 mph
precip
5%
NIGHT
70°F
NE 5 mph
precip
7%
08.21
fri
DAY
78°F
NE 12 mph
precip
10%
NIGHT
72°F
NE 6 mph
precip
5%
08.22
sat
DAY
82°F
N 11 mph
precip
7%
NIGHT
66°F
E 9 mph
precip
13%
08.23
sun
DAY
76°F
E 15 mph
precip
2%
NIGHT
64°F
SE 11 mph
precip
9%
08.24
mon
DAY
70°F
SE 9 mph
precip
2%
NIGHT
66°F
W 2 mph
precip
12%
08.25
tue
DAY
74°F
NW 5 mph
precip
8%
NIGHT
68°F
E 4 mph
precip
33%

Hamilton Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Hamilton was 20.7°F. The maximum and minimum values were 17.8°F and 22.6°F respectively.

Hamilton on the Weather Map

Best Time to Visit Hamilton
The most sunny months:
September 15 days
July 15 days
August 14 days
The most warm months:
July 83.2 °F
August 80.7 °F
June 76.2 °F
Warmest sea temperature:
August 73.7 °F
July 71.0 °F
September 69.7 °F
The most cold months:
January 26.4 °F
February 27.6 °F
December 33.8 °F
The most rainy months:
April 2 days
July 2 days
June 2 days
The most windy months:
December 11 mph
November 11 mph
January 10 mph
more details