Weather in Ottawa in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 79.7°F | 82.2°F | 81.6°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 64.1°F | 67.2°F | 64.9°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 15 days | 13 days | 15 days | |||
| Day length: | ||||||
| Day length: | 15.0 - 15.2 h. | 14.4 - 15.1 h. | 13.1 - 14.4 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 3 days | 2 days | 2 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.4 in. | 1.2 in. | 0.6 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 USA:
Name
°F
24 Hours Forecast
Ottawa
Local time: 15:21
August 13, thursday
1800
82°F
W
4 mph
4 mph
2100
72°F
W
8 mph
8 mph
August 14, friday
0000
68°F
W
6 mph
6 mph
0300
70°F
W
6 mph
6 mph
0600
68°F
NW
1 mph
1 mph
0900
70°F
W
8 mph
8 mph
1200
75°F
W
8 mph
8 mph
1500
81°F
NW
6 mph
6 mph
