Ottawa weather in May 2022

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  • 18°C maximum daytime temperature in May in Ottawa18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in May in Ottawa12
    12 days with some rainfall
  • 7°C minimum night-time temperature in May in Ottawa7
    7°C min night temperature
  • 15 hours of daylight per day in May in Ottawa15
    15 hours of daylight per day
  • No heat & humidity in May in Ottawa0
    No heat & humidity
  • 73 mm monthly rainfall in May in Ottawa73
    73 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Ottawa6
    6 (High) UV index

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The May weather guide for Ottawa, Ontario 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.

How hot is it in Ottawa in May?

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

How sunny is it in Ottawa in May?

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

Does it rain in Ottawa in May?

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

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

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Ottawa sunrise & sunset times for May 2022

Browse the sunrise and sunset times for Ottawa in May 2022. Select a month to view Ottawa sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st May 2022 05:51 20:09
Monday, 16th May 2022 05:31 20:28
Tuesday, 31st May 2022 05:18 20:43

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