Weather in Ottawa South in October
Ottawa South, Canada averages a high of 13.4°C (56.1°F) and low of 6.1°C (43°F) in October, with 11 rain days and 6.6 hours of daily sunshine. Travel score: 59.5/100 (Mixed). The best time to visit Ottawa South is August.
High
13°C56°F
Low
6°C43°F
🌧️
11
rain days
☀️
6.6
hrs/day sunshine
💧
76%
humidity
60— Mixed
October in Ottawa South is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Ottawa South?
How much does it rain in Ottawa South in October?
Ottawa South receives an average of 91.2mm of rainfall across 11 rainy days in October. The annual total is 996.4mm.
What should I pack for Ottawa South in October?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 13°C
🧶
Sweaters and warm layers
Layer up for comfort
Traveling to Canada in October?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31