Canada weather in May 2025

Expect 18°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Canada in May based on long-term weather averages. There is usually 12 days with some rainfall and 73 mm of average monthly rainfall in May.

  • 18°C maximum daytime temperature in May in Canada (Ottawa)18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in May in Canada (Ottawa)12
    12 days with some rainfall
  • 7°C minimum night-time temperature in May in Canada (Ottawa)7
    7°C min night temperature
  • 15 hours of daylight per day in May in Canada (Ottawa)15
    15 hours of daylight per day
  • No heat & humidity in May in Canada (Ottawa)0
    No heat & humidity
  • 73 mm monthly rainfall in May in Canada (Ottawa)73
    73 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Canada (Ottawa)6
    6 (High) UV index

More about Canada

Canada by month

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

Recommended for Canada

  • Search & compare the best car hire deals
  • Free 48-hour cancellation policy & no hidden charges
  • Check prices with Avis, Europcar, Sixt & more

The May weather guide for Canada (Ottawa) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Canada destinations

Below are average maximum temperatures at popular countries, regions and places in Canada in May. Select a holiday destination to see more weather parameters.

Canada regions

All Canada regions

All Canada destinations

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

Back to top

More about Canada

How hot is it in Canada in May?

Daytime temperatures usually reach 18°C in Ottawa, Canada in May, falling to 7°C at night.

How sunny is it in Canada in May?

There are normally 7 hours of bright sunshine each day in Ottawa, Canada in May - that's 50% of daylight hours.

Does it rain in Canada in May?

There are usually 12 days with some rain in Ottawa, Canada in May and the average monthly rainfall is 73mm.

Canada May sunrise & sunset times

Browse the sunrise and sunset times for Canada in May 2025. Select a month to view Canada sunrise and sunset times for the next 12 months. The Canada sunrise and sunset times shown below are for Ottawa.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:51 19:10
Friday, 16th May 2025 04:31 19:28
Saturday, 31st May 2025 04:18 19:43

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^