Toronto Weather
A month-by-month look at temperature, rainfall and what to pack in Toronto. The annual average is 13°C high / 4°C low — hottest in July (27°C) and coldest in January (-8°C).
Toronto Weather at a Glance
As of 2026A quick summary of Toronto's year-round climate and the best time to visit.
- Annual average
- 13° / 4°
- Best time to visit
- June, July, August
- Hottest month
- July (27°C)
- Coldest month
- January (-8°C)
- Wettest month
- May (80mm)
- Driest month
- February (47mm)
As of 2026, Toronto's weather averages 13°C high / 4°C low across the year, and the best time to visit for stable temperatures, rainfall and crowds is June, July, August. The hottest month is July (27°C), the coldest is January (-8°C), and the wettest is May (80mm).
Best Time to Visit Toronto
June brings real summer + top season. 13-24°C + 9.5 sunshine hours + peak festival season. 'Pride Toronto' (last weekend of June, North America's top LGBT festival, 1M attendees, founded 1981) + 'TD Toronto Jazz Festival' (late June-early July, 10 days, 1,500+ artists). Toronto Islands + High Park + Distillery District + Niagara Falls all peak. Blue Jays MLB full season + Toronto FC MLS soccer. Hotels 1.3x. Best value 2nd-3rd weeks of June — before July-August spike.
July is Toronto's peak season. 17-27°C + 10 sunshine hours + 11 rainy days. 'Caribana' (Toronto Caribbean Carnival, last weekend of July to first weekend of August, NA's top Caribbean festival, 1M attendees, founded 1967) is the centerpiece. Canada Day (July 1, national day, Harbourfront + Toronto Islands fireworks + free concerts). Just for Laughs Toronto (last week of July, comedy festival). Korean summer vacation airfares spike — book 2-3 months ahead. Caribana Saturday hotels 50%+ up. Niagara Falls top season (Hornblower May-Oct).
August matches July's peak. 16-26°C + 9.5 sunshine hours. Caribana final weekend (first weekend of August, 1M attendees). 'Canadian National Exhibition' (CNE, late August to early September, founded 1879, Canada's top fair, amusement park + food + music, 1.5M visitors) + 'Taste of the Danforth' (Greektown festival, second weekend of August, world's #1 Greek festival, 1.3M attendees). Niagara Falls + Toronto Islands + Casa Loma gardens + Distillery District peak. Korean Liberation Day + vacation season airfares spike + hotels 1.5-2x.
Toronto Weather Month by Month
Tap any month for a detailed guide with what to wear, sunrise/sunset and air quality.
| Month | High/Low | Rain | Rainy days | Crowds | |
|---|---|---|---|---|---|
| January | -1° / -8° | 51mm | 12 | Quiet | Details → |
| February | 0° / -7° | 47mm | 11 | Quiet | Details → |
| March | 4° / -3° | 56mm | 12 | Quiet | Details → |
| April | 11° / 2° | 70mm | 13 | Moderate | Details → |
| May | 18° / 8° | 80mm | 13 | Moderate | Details → |
| June | 24° / 13° | 75mm | 11 | Busy | Details → |
| July | 27° / 17° | 70mm | 11 | Very busy | Details → |
| August | 26° / 16° | 80mm | 10 | Very busy | Details → |
| September | 22° / 12° | 75mm | 11 | Busy | Details → |
| October | 14° / 6° | 65mm | 11 | Moderate | Details → |
| November | 7° / 1° | 65mm | 11 | Quiet | Details → |
| December | 1° / -5° | 55mm | 12 | Busy | Details → |
What to Wear in Toronto by Season
Spring. Jacket + long-sleeve. Like mid-April in Korea. Hood usually replaces umbrella.
Mid-summer + humidity. T-shirt + shorts + swimsuit. Like early July in Korea. 10 sunshine hours + UV 9.
Autumn. Jacket + long-sleeve + rain shell. Like mid-late October in Korea.
Similar bitter cold to January. Heavy down parka + waterproof boots + beanie essential.
Toronto Weather FAQ
What is the best time to visit Toronto? +
For weather, June, July, August are the most comfortable months. Highs sit around 24°C with relatively stable rainfall and crowds.
What are the hottest and coldest months in Toronto? +
The hottest month is July with an average high of 27°C, and the coldest is January with an average low of -8°C. The annual average is 13°C high / 4°C low.
When does it rain most in Toronto? +
The wettest month is May (80mm over about 13 rainy days) and the driest is February (47mm). Total annual rainfall is roughly 789mm.
What should I pack for Toronto? +
Spring (Mar–May) averages 11/2°C — Spring. Jacket + long-sleeve. Like mid-April in Korea. Hood usually replaces umbrella. Summer (Jun–Aug) averages 26/15°C — Mid-summer + humidity. T-shirt + shorts + swimsuit. Like early July in Korea. 10 sunshine hours + UV 9. Autumn (Sep–Nov) averages 14/6°C — Autumn. Jacket + long-sleeve + rain shell. Like mid-late October in Korea. Winter (Dec–Feb) averages 0/-7°C — Similar bitter cold to January. Heavy down parka + waterproof boots + beanie essential.
What is the weather in Toronto this month (June)? +
June averages 24°C high / 13°C low with 75mm rainfall over about 11 rainy days. Crowds are busy and prices are high.
Keep Planning Your Toronto Trip
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.