When to go · Ottawa
Ottawa in May
Great month. Inside Ottawa's best window: May–Jun, Sep–early Oct.
Key facts
- Verdict
- Great
- Temperature
- 19°C66°F / 8°C46°F
- average high / low
- Rain days
- 12
- Crowds
- Medium
- Canada overall
- Prices
- Medium
- Canada overall
Verdict
GreatBest and avoid months for Ottawa
Inside Ottawa's best window: May–Jun, Sep–early Oct.
Weather in May
- OttawaHighs around 19 °C, lows around 8 °C, rain on about 12 daysHighs around 66 °F, lows around 46 °F, rain on about 12 days
- Ontario and Great Lakes, Canada · Toronto, Ottawa, Niagara Falls, Algonquinbest weather
Humid summers, snowy winters; late September–October foliage in Algonquin.
Crowds and prices
- Crowds · Canada overall
- Medium
- Prices · Canada overall
- Medium
Canada overall: Victoria Day weekend opens the season; Rockies lakes still frozen at altitude.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast