Weather Hamilton, ON 17°C : °C Mainly clear : 2km/h NO : 101.7 kPa : 16°C : 94% : 11°C / : 21°C Tuesday morning 16°C Light rain Tuesday afternoon 21°C Risk of a thunderstorm Tuesday evening 17°C Variable cloudiness 21°C : 70% 19°C : 20% 19°C : 10% 21°C : 0%