Best time to visit Ottawa

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

Ottawa by month

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

Recommended for Ontario

Virgin Holidays: Latest offers on 2025 holidays

  • Book online & save on long haul holidays in 2025
  • Destinations include New York, Caribbean & beyond
  • Ideal for summer, winter & half term family holidays
Go to Virgin Holidays deal >>

View all Virgin Holidays offers

When is the best time to visit Ottawa?

The best time to visit Ottawa 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]

Change the criteria to reflect your weather preferences.

Change criteria

Max Day Temperature (°C)

  • -6°C maximum daytime temperature in January in Ottawa-6
    Jan
  • -4°C maximum daytime temperature in February in Ottawa-4
    Feb
  • 2°C maximum daytime temperature in March in Ottawa2
    Mar
  • 11°C maximum daytime temperature in April in Ottawa11
    Apr
  • 18°C maximum daytime temperature in May in Ottawa18
    May
  • 23°C maximum daytime temperature in June in Ottawa23
    Jun
  • 26°C maximum daytime temperature in July in Ottawa26
    Jul
  • 25°C maximum daytime temperature in August in Ottawa25
    Aug
  • 20°C maximum daytime temperature in September in Ottawa20
    Sep
  • 13°C maximum daytime temperature in October in Ottawa13
    Oct
  • 5°C maximum daytime temperature in November in Ottawa5
    Nov
  • -4°C maximum daytime temperature in December in Ottawa-4
    Dec

Hours of Sunshine (daily)

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

Which is the hottest month in Ottawa?

The hottest time of year in Ottawa is normally July. Expect maximum daytime temperatures to reach 26°C with low heat and humidity.

Which month has the most rain in Ottawa?

In terms of rainfall, July is usually the wettest month in Ottawa with 88mm on average. There are normally 11 days in July with some rain.

When is it sunniest in Ottawa?

The sunniest time of year in Ottawa is normally July with bright sunshine on average for 59% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit

The weather guide for Ontario (Ottawa) 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)

Back to top

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.

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Back to Holiday Weather Top ^