Ottawa Weather in October
Canada · 30-year monthly averages
🤔 Fair time to visit
October in Ottawa is chilly, with average daytime highs around 13°C (55°F) and nighttime lows near 5°C (41°F). Expect roughly 88mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
Avg high
13°C
55°F
Avg low
5°C
41°F
Rainfall
88mm
moderate
Rainy days
10
days with ≥1mm
🎒 What to pack
- jacket or coat
- long-sleeve layers
October vs the rest of the year
FAQ
- How hot is Ottawa in October?
- October in Ottawa is chilly, with average daytime highs around 13°C (55°F) and nighttime lows near 5°C (41°F). Expect roughly 88mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
- Does it rain a lot in Ottawa in October?
- Ottawa sees around 88mm of precipitation in October on average — moderate by global standards.
- Is October a good time to visit Ottawa?
- October is a workable month to visit Ottawa, but expect some weather trade-offs.