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August weather forecast in Corvallis

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

	768 mmHg		63%
	4.3 m/s

27 July, Sunday. day, 25°; night, 16°; clear

28 July, mon

	768 mmHg		63%
	3.7 m/s

28 July, Monday. day, 26°; night, 16°; clear

29 July, tue

	768 mmHg		66%
	3.7 m/s

29 July, Tuesday. day, 26°; night, 15°; clear

30 July, wed

	768 mmHg		64%
	3.7 m/s

30 July, Wednesday. day, 25°; night, 15°; clear

31 July, thu

	767 mmHg		63%
	3.7 m/s

31 July, Thursday. day, 25°; night, 15°; clear

1 August, fri

	768 mmHg		70%
	3.5 m/s

1 August, Friday. day, 24°; night, 15°; partly cloudy

2 August, sat

	768 mmHg		67%
	3.4 m/s

2 August, Saturday. day, 25°; night, 15°; clear

3 August, sun

	767 mmHg		64%
	3.5 m/s

3 August, Sunday. day, 25°; night, 15°; clear

4 August, mon

	766 mmHg		64%
	3.5 m/s

4 August, Monday. day, 26°; night, 15°; rain

5 August, tue

	767 mmHg		68%
	3.7 m/s

5 August, Tuesday. day, 24°; night, 15°; clear

6 August, wed

	767 mmHg		69%
	3 m/s

6 August, Wednesday. day, 24°; night, 15°; clear

7 August, thu

	767 mmHg		72%
	3.5 m/s

7 August, Thursday. day, 23°; night, 14°; partly cloudy

8 August, fri

	767 mmHg		72%
	3.5 m/s

8 August, Friday. day, 23°; night, 15°; partly cloudy

9 August, sat

	767 mmHg		69%
	3.5 m/s

9 August, Saturday. day, 23°; night, 15°; clear

10 August, sun

	767 mmHg		70%
	3.2 m/s

10 August, Sunday. day, 24°; night, 16°; clear

11 August, mon

	767 mmHg		74%
	3.5 m/s

11 August, Monday. day, 24°; night, 15°; clear

12 August, tue

	767 mmHg		68%
	3.4 m/s

12 August, Tuesday. day, 24°; night, 16°; clear

13 August, wed

	767 mmHg		63%
	4 m/s

13 August, Wednesday. day, 24°; night, 16°; clear

14 August, thu

	767 mmHg		66%
	4.1 m/s

14 August, Thursday. day, 25°; night, 16°; clear

15 August, fri

	767 mmHg		64%
	4.5 m/s

15 August, Friday. day, 26°; night, 16°; clear

16 August, sat

	767 mmHg		62%
	4.4 m/s

16 August, Saturday. day, 27°; night, 16°; clear

17 August, sun

	767 mmHg		62%
	4 m/s

17 August, Sunday. day, 26°; night, 16°; clear

18 August, mon

	766 mmHg		64%
	4 m/s

18 August, Monday. day, 25°; night, 15°; clear

19 August, tue

	766 mmHg		62%
	4.3 m/s

19 August, Tuesday. day, 24°; night, 15°; partly cloudy

20 August, wed

	766 mmHg		67%
	4 m/s

20 August, Wednesday. day, 24°; night, 14°; clear

21 August, thu

	767 mmHg		68%
	4.4 m/s

21 August, Thursday. day, 23°; night, 15°; clear

22 August, fri

	768 mmHg		63%
	4.5 m/s

22 August, Friday. day, 23°; night, 15°; clear

23 August, sat

	767 mmHg		60%
	3.5 m/s

23 August, Saturday. day, 24°; night, 15°; clear

24 August, sun

	767 mmHg		62%
	4.1 m/s

24 August, Sunday. day, 24°; night, 16°; partly cloudy

25 August, mon

	766 mmHg		57%
	3.9 m/s

25 August, Monday. day, 25°; night, 16°; partly cloudy

26 August, tue

	767 mmHg		56%
	3.5 m/s

26 August, Tuesday. day, 25°; night, 17°; partly cloudy

27 August, wed

	766 mmHg		67%
	2.9 m/s

27 August, Wednesday. day, 23°; night, 15°; clear

28 August, thu

	767 mmHg		74%
	4 m/s

28 August, Thursday. day, 21°; night, 15°; clear

29 August, fri

	767 mmHg		74%
	4.1 m/s

29 August, Friday. day, 22°; night, 14°; clear

30 August, sat

	767 mmHg		67%
	4 m/s

30 August, Saturday. day, 21°; night, 14°; clear

31 August, sun

	767 mmHg		69%
	3.9 m/s

31 August, Sunday. day, 22°; night, 15°; clear

1 September, mon

	767 mmHg		66%
	3.7 m/s

1 September, Monday. day, 23°; night, 15°; clear

2 September, tue

	768 mmHg		61%
	3.7 m/s

2 September, Tuesday. day, 23°; night, 15°; clear

3 September, wed

	768 mmHg		64%
	3.9 m/s

3 September, Wednesday. day, 22°; night, 15°; partly cloudy

4 September, thu

	768 mmHg		68%
	4.6 m/s

4 September, Thursday. day, 22°; night, 15°; partly cloudy

5 September, fri

	768 mmHg		64%
	4 m/s

5 September, Friday. day, 23°; night, 15°; partly cloudy

6 September, sat

	767 mmHg		70%
	4 m/s

6 September, Saturday. day, 23°; night, 15°; clear

Average data for 10 years

Corvallis August

23

sunny days

1

day with precipitation

7

cloudy days

23 sunny days; 1 day with precipitation; 7 cloudy days;

67

%

air humidity

2.5

m/s

WindNW

19

mm of precipitation

(2% of annual average)

air humidity 67%; 19 millimeters of precipitation (2% of annual average); Wind north-westerly 2.5 Meters per second

Weather graphs for August

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

W

NW

NW

NW

NW

W

W

NW

W

NW

W

NW

NW

NW

NW

NW

NW

NW

NW

W

NW

NW

NW

NW

NW

NW

W

SW

NW

NW

NW

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

Seattle
Portland
Salem
Victoria
Eugene
Vancouver
Mount Ranier National Park
Tacoma
Federal Way

Cities with similar weather in August

Vancouver
Geneva
Gyumri
Lima
Bern
Sao Paulo
San Jose
Nantes
Grenoble

The weather forecast for August 2025 is based on historical data from the past 10 years.

August in Corvallis is the warmest month of the year. In August, the weather in Corvallis is typically warm. Average daily high temperature in August is about 24 degrees above zero. On average, Corvallis has 23 sunny, 7 partly cloudy, and 1 rainy day in August. The rains are usually light. August as well as July is considered the most comfortable time to visit Corvallis.

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