Ottawa Airport (YOW):

Current Weather

Times in Eastern Daylight Time (EDT = GMT-4)

Latest Observations from Environment Canada - Monday, September 8, 2025 at 17:00 EDT
Current Condition: Partly Cloudy

Airport			CTO
Temperature:
Humidex:
Wind Chill Index:
Relative Humidity:	47	%	46	%
Dew Point:
Precip Today:
Sunshine Today:			09:15	h

	Airport		CTO
Barometric Pressure:
- Trend:	Falling		Falling
Winds:	NW at		SE at
- Bearing (approx.):	315	°	135	°
- Recent Gust:		km/h
Visibility:

Current Official Forecast:

[Source]

Forecasts issued Mon, September 8, 2025 at 15:30:

Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday



POP 0%	POP 0%	POP 0%	POP 0%	POP 0%	POP 30%

Monday night	Tuesday night	Wednesday night	Thursday night	Friday night	Saturday night



POP 0%	POP 0%	POP 0%	POP 0%	POP 0%	POP 30%

Monday night: Partly cloudy. Becoming clear this evening. Fog patches developing overnight. Low 6.
Tuesday: Sunny. Fog patches dissipating in the morning. High 23. UV index 6 or high.
Tuesday night: Clear. Low 7.
Wednesday: Sunny. High 26.
Wednesday night: Cloudy periods. Low 13.
Thursday: Sunny. High 21.
Thursday night: Clear. Low 7.
Friday: Sunny. High 21.
Friday night: Clear. Low 10.
Saturday: A mix of sun and cloud. High 22.
Saturday night: Cloudy with 30 percent chance of showers. Low 13. POP 30%.
Sunday: A mix of sun and cloud with 30 percent chance of showers. High 23. POP 30%.

Today: 12:56 of daylight

Yesterday: 12:59 of daylight

	Airport		CTO
Sunrise:		06:32		06:33
Sunset:		19:28		19:27

Normal High:
Record High:		(2002)		(2002)
Normal Low:
Record Low:		(2013)		(2024)

	Airport		CTO
Sunrise:		06:31		06:32
Sunset:		19:30		19:29

High:		(15:00)		(16:14)
Low:		(00:00)		(00:59)
Precip: