Normally the average weather in Ottawa right-through May is 12, with highs being around 19 and lows being 8. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 19 |
| Low Temperature | 8 |
Ottawa, Canada Weather in May FAQs
What weather should we expect?
The standard weather is usually 12
So what’s it like during the summer?
The weather in June – August is usually 25 celsius
How does the temperature vary between Summer and Winter?
Expect the temps to differ by approximately 14 celsius.
Useful Links: Ottawa Weather: Average Weather & Yearly Climate