Weather in Ottawa in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 72.1°F | 78.5°F | 76.4°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 57.6°F | 62.8°F | 61.1°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 13 days | 14 days | 14 days | |||
| Day length: | ||||||
| Day length: | 15.4 - 15.7 h. | 14.8 - 15.6 h. | 13.3 - 14.7 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 5 days | 4 days | 5 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 2.7 in. | 2.2 in. | 2.8 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: 08:03
July 17, friday
0900
64°F
SE
6 mph
6 mph
1200
75°F
E
7 mph
7 mph
1500
81°F
E
9 mph
9 mph
1800
81°F
E
6 mph
6 mph
2100
63°F
N
6 mph
6 mph
July 18, saturday
0000
59°F
NE
4 mph
4 mph
0300
55°F
NE
4 mph
4 mph
0600
54°F
N
3 mph
3 mph
