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August weather forecast in Ottawa

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 July, sun

	746 mmHg		61%
	5.3 m/s

27 July, Sunday. day, 28°; night, 21°; clear

28 July, mon

	748 mmHg		63%
	4.5 m/s

28 July, Monday. day, 27°; night, 21°; clear

29 July, tue

	748 mmHg		62%
	4.4 m/s

29 July, Tuesday. day, 27°; night, 20°; rain

30 July, wed

	747 mmHg		66%
	4.5 m/s

30 July, Wednesday. day, 28°; night, 21°; clear

31 July, thu

	747 mmHg		62%
	4.1 m/s

31 July, Thursday. day, 28°; night, 22°; clear

1 August, fri

	746 mmHg		58%
	5.4 m/s

1 August, Friday. day, 29°; night, 21°; clear

2 August, sat

	746 mmHg		58%
	4.6 m/s

2 August, Saturday. day, 29°; night, 23°; clear

3 August, sun

	747 mmHg		58%
	4.1 m/s

3 August, Sunday. day, 27°; night, 22°; partly cloudy

4 August, mon

	747 mmHg		60%
	4.6 m/s

4 August, Monday. day, 28°; night, 21°; clear

5 August, tue

	747 mmHg		63%
	4.9 m/s

5 August, Tuesday. day, 27°; night, 22°; partly cloudy

6 August, wed

	747 mmHg		60%
	4.8 m/s

6 August, Wednesday. day, 27°; night, 21°; clear

7 August, thu

	747 mmHg		56%
	4.9 m/s

7 August, Thursday. day, 28°; night, 21°; rain

8 August, fri

	747 mmHg		58%
	5 m/s

8 August, Friday. day, 28°; night, 22°; partly cloudy

9 August, sat

	747 mmHg		66%
	4.8 m/s

9 August, Saturday. day, 27°; night, 22°; clear

10 August, sun

	748 mmHg		62%
	4.6 m/s

10 August, Sunday. day, 26°; night, 20°; clear

11 August, mon

	748 mmHg		57%
	5 m/s

11 August, Monday. day, 27°; night, 20°; clear

12 August, tue

	747 mmHg		56%
	4 m/s

12 August, Tuesday. day, 26°; night, 21°; clear

13 August, wed

	747 mmHg		66%
	4.3 m/s

13 August, Wednesday. day, 26°; night, 20°; clear

14 August, thu

	748 mmHg		56%
	4.3 m/s

14 August, Thursday. day, 27°; night, 19°; partly cloudy

15 August, fri

	749 mmHg		62%
	4.6 m/s

15 August, Friday. day, 27°; night, 20°; clear

16 August, sat

	748 mmHg		66%
	5 m/s

16 August, Saturday. day, 26°; night, 21°; rain

17 August, sun

	747 mmHg		60%
	4.4 m/s

17 August, Sunday. day, 27°; night, 20°; clear

18 August, mon

	746 mmHg		57%
	5 m/s

18 August, Monday. day, 27°; night, 21°; clear

19 August, tue

	746 mmHg		56%
	5.1 m/s

19 August, Tuesday. day, 27°; night, 21°; clear

20 August, wed

	747 mmHg		62%
	5.3 m/s

20 August, Wednesday. day, 27°; night, 21°; partly cloudy

21 August, thu

	748 mmHg		61%
	5.5 m/s

21 August, Thursday. day, 26°; night, 20°; clear

22 August, fri

	749 mmHg		60%
	5 m/s

22 August, Friday. day, 26°; night, 20°; clear

23 August, sat

	749 mmHg		57%
	5.5 m/s

23 August, Saturday. day, 28°; night, 19°; clear

24 August, sun

	750 mmHg		55%
	5.8 m/s

24 August, Sunday. day, 27°; night, 20°; clear

25 August, mon

	750 mmHg		60%
	4.9 m/s

25 August, Monday. day, 26°; night, 20°; clear

26 August, tue

	749 mmHg		62%
	4.6 m/s

26 August, Tuesday. day, 26°; night, 20°; clear

27 August, wed

	748 mmHg		62%
	4.6 m/s

27 August, Wednesday. day, 26°; night, 19°; partly cloudy

28 August, thu

	748 mmHg		63%
	4.1 m/s

28 August, Thursday. day, 26°; night, 20°; rain

29 August, fri

	749 mmHg		61%
	4.8 m/s

29 August, Friday. day, 26°; night, 21°; clear

30 August, sat

	749 mmHg		58%
	4.6 m/s

30 August, Saturday. day, 27°; night, 20°; clear

31 August, sun

	748 mmHg		57%
	5.1 m/s

31 August, Sunday. day, 28°; night, 22°; clear

1 September, mon

	748 mmHg		62%
	5.6 m/s

1 September, Monday. day, 26°; night, 21°; partly cloudy

2 September, tue

	748 mmHg		57%
	5.4 m/s

2 September, Tuesday. day, 27°; night, 20°; clear

3 September, wed

	748 mmHg		62%
	5.5 m/s

3 September, Wednesday. day, 25°; night, 20°; partly cloudy

4 September, thu

	749 mmHg		62%
	5.5 m/s

4 September, Thursday. day, 24°; night, 20°; partly cloudy

5 September, fri

	749 mmHg		57%
	5.6 m/s

5 September, Friday. day, 25°; night, 17°; clear

6 September, sat

	749 mmHg		51%
	5.5 m/s

6 September, Saturday. day, 25°; night, 20°; clear

Average data for 10 years

Ottawa August

22

sunny days

3

days with precipitation

6

cloudy days

22 sunny days; 3 days with precipitation; 6 cloudy days;

60

%

air humidity

3.5

m/s

WindSW

50

mm of precipitation

(6% of annual average)

air humidity 60%; 50 millimeters of precipitation (6% of annual average); Wind south-westerly 3.5 Meters per second

Weather graphs for August

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

W

SE

NW

W

SW

SW

W

NW

W

SW

W

W

S

SW

W

SW

SW

SW

W

S

SW

SW

W

E

E

E

E

SE

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Chicago
Indianapolis
St. Louis
Iowa City
Wisconsin Dells
Michigan City
Dixon
Milwaukee
Appleton

Cities with similar weather in August

Suhum
Batumi
Heraklion
Florence
Kemer
Podgorica
Verona
Hersonisos
Kobuleti

The weather forecast for August 2024 is based on historical data from the past 10 years.

August in Ottawa is the sunniest month of the year. In August, the weather in Ottawa is typically warm. Average daily high temperature in August is about 27 degrees above zero. On average, Ottawa has 22 sunny, 6 partly cloudy, and 3 rainy days in August. The rains are usually light. August as well as September is considered the most comfortable time to visit Ottawa.

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