Measurements:
°C
°F
CURRENT WEATHER
03:31
Hamilton
52°F
SW 13 mph
Feels like: 48°F
Precip: 0%
World Resorts Canada Hamilton Weather

7 Day Weather Forecast

05.30
sat
DAY
58°F
W 11 mph
precip
0%
NIGHT
50°F
E 5 mph
precip
0%
05.31
sun
DAY
68°F
SE 5 mph
precip
0%
NIGHT
52°F
E 6 mph
precip
0%
06.01
mon
DAY
62°F
W 8 mph
precip
0%
NIGHT
54°F
SW 4 mph
precip
0%
06.02
tue
DAY
66°F
W 6 mph
precip
0%
NIGHT
56°F
SE 4 mph
precip
0%
06.03
wed
DAY
68°F
SW 4 mph
precip
0%
NIGHT
60°F
E 4 mph
precip
0%
06.04
thu
DAY
74°F
SE 4 mph
precip
0%
NIGHT
62°F
E 6 mph
precip
0%
06.05
fri
DAY
74°F
NE 9 mph
precip
0%
NIGHT
66°F
NE 11 mph
precip
100%

Hamilton Sea Water Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Hamilton was 6.8°F. The maximum and minimum values were 4.8°F and 10.7°F respectively.

Hamilton on the Weather Map

Best Time to Visit Hamilton
The most sunny months:
September 15 days
August 14 days
July 13 days
The most warm months:
July 82.3 °F
August 80.7 °F
June 75.6 °F
Warmest sea temperature:
August 73.7 °F
July 71.3 °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