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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Ottawa’s weather today calls for a mix of sun and cloud, with temperatures near seasonal norms — check the live forecast above for exact highs and lows through the afternoon and evening.
What’s the near-term forecast for Ottawa?
The 7-day outlook shows a typical November pattern: cool days around 0 °C with occasional flurries. For your plans tomorrow, look for a slight chance of morning showers, then clearing skies by noon. The ottawa weather hourly breakdown, available from the live forecast above, shows the best window for outdoor errands between 2 and 5 p.m. For a wider view, the ottawa weather 7 days table includes overnight lows and wind-chill values.
What about the extended forecast?
Beyond the coming week, the weather in ottawa 10 days hints at a return to above‑freezing temperatures late next week, while the ottawa weather 14 day trend shows variable cloud cover. Longer-range models — out to the ottawa weather 30 days — suggest a classic late‑autumn mix, but confidence drops after two weeks. For a live picture of incoming systems, check the ottawa weather radar linked in the local forecast page.
When do I need to check the ottawa weather radar?
If you see dark clouds to the west or hear of a cold front approaching, the radar (included in the live forecast above) shows real‑time precipitation intensity — handy for deciding whether to delay a commute or start shovelling.
How does Ottawa’s weather compare to Toronto’s?
Ottawa is typically 3–5 °C colder than Toronto in winter, with more snow and less lake‑effect cloud. For a direct contrast, see our Toronto weather page for today’s numbers and the extended outlook.
Is there any weather warning in effect for Ottawa?
The live forecast above will flag any Environment Canada watches or warnings. You can also visit our weather warning centre for real‑time alerts covering Ottawa and the surrounding region.