Weather in Ottawa in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 79.6°F | 81.2°F | 81.6°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 64.1°F | 67.0°F | 64.9°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 14 days | 11 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: | 1.3 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: 21:35
December 27, saturday
0000
41°F
S
5 mph
5 mph
0300
41°F
W
5 mph
5 mph
0600
41°F
W
6 mph
6 mph
0900
39°F
NW
7 mph
7 mph
1200
41°F
NW
11 mph
11 mph
1500
43°F
NW
11 mph
11 mph
1800
43°F
NW
11 mph
11 mph
2100
43°F
NW
11 mph
11 mph
