Best time to visit Ontario

Find the best time to visit Ontario and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Ontario by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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Top Ontario destinations

Below are the temperatures expected today at popular countries, regions and places in Ontario. Select a destination to compare today's forecast with average weather conditions.

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When is the best time to visit Ontario?

The best time to visit Ontario (Toronto) is July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • -2°C maximum daytime temperature in January in Ontario (Toronto)-2
    Jan
  • -2°C maximum daytime temperature in February in Ontario (Toronto)-2
    Feb
  • 4°C maximum daytime temperature in March in Ontario (Toronto)4
    Mar
  • 11°C maximum daytime temperature in April in Ontario (Toronto)11
    Apr
  • 18°C maximum daytime temperature in May in Ontario (Toronto)18
    May
  • 24°C maximum daytime temperature in June in Ontario (Toronto)24
    Jun
  • 27°C maximum daytime temperature in July in Ontario (Toronto)27
    Jul
  • 25°C maximum daytime temperature in August in Ontario (Toronto)25
    Aug
  • 21°C maximum daytime temperature in September in Ontario (Toronto)21
    Sep
  • 14°C maximum daytime temperature in October in Ontario (Toronto)14
    Oct
  • 7°C maximum daytime temperature in November in Ontario (Toronto)7
    Nov
  • 0°C maximum daytime temperature in December in Ontario (Toronto)0
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Which is the hottest month in Ontario?

The hottest time of year in Toronto, Ontario is normally July. Expect maximum daytime temperatures to reach 27°C with low heat and humidity.

Which month has the most rain in Ontario?

In terms of rainfall, August is usually the wettest month in Toronto, Ontario with 83mm on average. There are normally 10 days in August with some rain.

When is it sunniest in Ontario?

The sunniest time of year in Toronto, Ontario is normally July with bright sunshine on average for 60% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Ontario?

The sea is usually at its warmest in Toronto, Ontario in August when the water temperature reaches 21°C.

Best time to visit

The weather guide for Ontario (Toronto) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Ontario travel features

Do you want to learn more about Ontario? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Ontario.

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