Outdoor Wedding Weather for Ottawa, Ontario, Canada

A full score/window breakdown isn't available for outdoor wedding weather yet — see the day-by-day evidence below.

Day	High / Low	Rain	Wind	Decision
Tue	51° / 36°F	2%	12 mph	Possible Breezy — 12 mph sustained — approaching the 18 mph comfort threshold for wedding.
Wed	61° / 43°F	64%	12 mph	Plan an alternative Rain likely — 64% chance of precipitation — at or above NWS's "likely" forecast-language threshold (≥60%). Breezy — 12 mph sustained — approaching the 18 mph comfort threshold for wedding.
Thu	64° / 51°F	24%	15 mph	Possible Breezy — 15 mph sustained — approaching the 18 mph comfort threshold for wedding.

The daily decision cites published thresholds (NWS forecast-language rain bands, NOAA Heat Index tiers, NWS Wind Advisory criteria, EPA AQI breakpoints) applied to this location's own forecast — not a generic score. The hourly best-window scan above additionally factors in comfort, wind and lightning alerts. Soil temperature and licensed local closure or water-quality data are shown only when available; they are not inferred. Always follow official safety notices.

View full forecast for Ottawa, Ontario, Canada →

What is the best weather day for wedding in Ottawa, Ontario, Canada?

Tue looks like the best day for wedding in Ottawa, Ontario, Canada, with a 2% chance of rain and winds around 12 mph. Wed is the day to avoid, at 64%.