Canada weather in May - temperature, rain and is it a good time to visit?

May is one of the best months for a holiday in Canada.
Daytime
19°
Night
☀️ Day length
16 h 21 min
Chance of rain
9%
Thunder days
3%
Humid days
10%
WEATHER THROUGH THE YEARCanada - May vs the year-2°-9°-1°-8°-4°11°19°22°13°26°16°25°15°21°11°15°-5°CHANCE OF RAIN (%)5459998871296JanFebMarAprMayJunJulAugSepOctNovDecWARMESTJul (26°)COLDESTJan (-2°)DRIESTFeb (4%)WETTESTOct (12%)world-prices.com · 2026-07-08 · ★ best months
In May, Canada averages about 19° during the day and 9° at night. It's usually fairly dry, with only about a 9% chance of rain.

Canada weather all year - average temperatures and rain

MonthDayNightChance of rain
January -2℃-9℃5%
February -1℃-8℃4%
March 4℃-4℃5%
April ★ 11℃2℃9%
May 19℃9℃9%
June ★ 22℃13℃9%
July ★ 26℃16℃8%
August ★ 25℃15℃8%
September ★ 21℃11℃7%
October ★ 15℃6℃12%
November 7℃0℃9%
December 1℃-5℃6%
★ - months most often recommended for travel

Where is it warmest in Canada in May? Weather by city

PlaceDayNight🌊 SeaChance of rain
Ottawa 20℃9℃-0%
Toronto 20℃10℃-0%
Montreal 20℃10℃-0%
Gatineau 20℃9℃-0%
Mississauga 20℃9℃-49%
Markham 20℃9℃-44%
Vancouver 19℃11℃14℃0%
Surrey 18℃10℃15℃0%
Calgary 16℃3℃-0%
Quebeccity 16℃8℃-0%
Travelling soon? Check the live 14-day weather forecast for Canada.

Canada weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember