On average across the year, yes, Nova Scotia is hotter than Quebec . Nova Scotia has an average temperature of 7°C/45°F and Quebec has an average temperature of 6°C/43°F.
Nova Scotia's hottest month is July, with an average maximum temperature of 24°C/75°F, which is not hotter than Quebec's hottest month (also July, with an average maximum temperature of 26°C/79°F).
On average across the year, no, Nova Scotia is not colder than Quebec . Nova Scotia has an average minimum temperature of 3°C/37°F and Quebec has an average minimum temperature of 1°C/34°F.
Nova Scotia's coldest month is February, with an average minimum temperature of -9°C/16°F, which is not colder than Quebec's coldest month (January, with an average minimum temperature of -15°C/5°F).
On average across the year, yes, Nova Scotia has more rain than Quebec. Nova Scotia has an average annual rainfall of 1040mm and Quebec has an average annual rainfall of 1021mm.
Nova Scotia's wettest month is December, with an average monthly rainfall of 112mm, which is wetter than Quebec's wettest month (October, with an average monthly rainfall of 108mm).