Weather in Ottawa in Autumn
| September | October | November | ||||
| Average day temperature: | ||||||
| Average day temperature: | 68.7°F | 54.7°F | 39.1°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 54.8°F | 44.9°F | 32.4°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 12 days | 9 days | 8 days | |||
| Day length: | ||||||
| Day length: | 11.7 - 13.3 h. | 10.2 - 11.7 h. | 9.0 - 10.1 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 3 days | 5 days | 2 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.7 in. | 2.8 in. | 1.7 in. | |||
Day & Night air temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Ottawa
Ottawa on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Ottawa
Local time: 14:23
April 27, monday
1500
70°F
NW
5 mph
5 mph
1800
72°F
NW
6 mph
6 mph
2100
59°F
W
4 mph
4 mph
April 28, tuesday
0000
50°F
NW
4 mph
4 mph
0300
46°F
NW
5 mph
5 mph
0600
46°F
NW
6 mph
6 mph
0900
57°F
N
14 mph
14 mph
1200
63°F
N
17 mph
17 mph
