Weather in Ottawa: August
Average day temperature: | 81.9°F | |
Average night temperature: | 66.2°F | |
Number of sunny days: | 15 days | |
Day length: | 13.1 - 14.4 hours | |
Number of rainy days: | 2 days | |
Precipitation totals: | 0.8 in. | |
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14 days
forecast
forecast
Ottawa |
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September
September
Ottawa |
Air temperature in August, °F
Show year:
2023
2022
2021
The highest day temperature during August of 2023 was 101°F. At the same time the lowest night temperature was 50°F. Day and night temperature averages during August were 82.7°F and 65.6°F.
Sunny, partly cloudy and cloudy days
Mostly all days in August are sunny but cloudy days are also possible.
Precipitation total in August, in.
Precipitation total value in Ottawa in August is 0.8 in. Other months of the year show relatively similar values.
Wind speed in August, mph
The average wind speed value in August is 7.3 mph It makes August one of the least windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.1.
Best time for vacation in Ottawa
Ottawa on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Ottawa
Local time: 02:25
May 19, sunday
0300
66°F
E
6 mph
6 mph
0600
66°F
S
6 mph
6 mph
0900
68°F
SW
11 mph
11 mph
1200
75°F
W
9 mph
9 mph
1500
79°F
W
6 mph
6 mph
1800
77°F
W
5 mph
5 mph
2100
68°F
W
12 mph
12 mph
May 20, monday
0000
63°F
W
10 mph
10 mph