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August weather forecast in Port Townsend

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

	762 mmHg		80%
	6.3 m/s		+14

27 July, Sunday. day, 16°; night, 14°; clear

28 July, mon

	762 mmHg		79%
	6.2 m/s		+14

28 July, Monday. day, 16°; night, 14°; clear

29 July, tue

	762 mmHg		79%
	6.4 m/s		+14

29 July, Tuesday. day, 16°; night, 14°; clear

30 July, wed

	762 mmHg		80%
	6.5 m/s		+14

30 July, Wednesday. day, 16°; night, 14°; clear

31 July, thu

	763 mmHg		80%
	6.2 m/s		+13

31 July, Thursday. day, 16°; night, 14°; clear

1 August, fri

	763 mmHg		81%
	6.1 m/s		+13

1 August, Friday. day, 16°; night, 14°; clear

2 August, sat

	763 mmHg		80%
	6.1 m/s		+13

2 August, Saturday. day, 16°; night, 14°; clear

3 August, sun

	763 mmHg		81%
	5.9 m/s		+14

3 August, Sunday. day, 16°; night, 14°; clear

4 August, mon

	762 mmHg		79%
	5.6 m/s		+13

4 August, Monday. day, 16°; night, 14°; clear

5 August, tue

	761 mmHg		79%
	6.4 m/s		+13

5 August, Tuesday. day, 16°; night, 14°; clear

6 August, wed

	762 mmHg		82%
	6.4 m/s		+13

6 August, Wednesday. day, 16°; night, 14°; partly cloudy

7 August, thu

	762 mmHg		82%
	5.7 m/s		+13

7 August, Thursday. day, 16°; night, 13°; clear

8 August, fri

	762 mmHg		81%
	5.7 m/s		+14

8 August, Friday. day, 16°; night, 14°; clear

9 August, sat

	762 mmHg		81%
	5.3 m/s		+13

9 August, Saturday. day, 16°; night, 14°; partly cloudy

10 August, sun

	762 mmHg		80%
	5.4 m/s		+14

10 August, Sunday. day, 16°; night, 14°; partly cloudy

11 August, mon

	762 mmHg		81%
	5.6 m/s		+14

11 August, Monday. day, 16°; night, 14°; clear

12 August, tue

	763 mmHg		80%
	5.4 m/s		+14

12 August, Tuesday. day, 16°; night, 14°; clear

13 August, wed

	763 mmHg		79%
	5.4 m/s		+14

13 August, Wednesday. day, 16°; night, 14°; clear

14 August, thu

	762 mmHg		77%
	5.5 m/s		+15

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

15 August, fri

	762 mmHg		78%
	5.9 m/s		+14

15 August, Friday. day, 16°; night, 14°; clear

16 August, sat

	762 mmHg		80%
	6 m/s		+14

16 August, Saturday. day, 16°; night, 14°; clear

17 August, sun

	762 mmHg		80%
	5.6 m/s		+14

17 August, Sunday. day, 16°; night, 14°; clear

18 August, mon

	762 mmHg		81%
	5.7 m/s		+14

18 August, Monday. day, 16°; night, 14°; clear

19 August, tue

	762 mmHg		81%
	5.2 m/s		+14

19 August, Tuesday. day, 16°; night, 14°; clear

20 August, wed

	761 mmHg		81%
	5.4 m/s		+13

20 August, Wednesday. day, 16°; night, 14°; partly cloudy

21 August, thu

	761 mmHg		83%
	5.3 m/s		+13

21 August, Thursday. day, 15°; night, 13°; rain

22 August, fri

	762 mmHg		82%
	5.8 m/s		+14

22 August, Friday. day, 15°; night, 13°; rain

23 August, sat

	762 mmHg		81%
	5.7 m/s		+14

23 August, Saturday. day, 15°; night, 13°; partly cloudy

24 August, sun

	762 mmHg		81%
	5.3 m/s		+14

24 August, Sunday. day, 15°; night, 13°; partly cloudy

25 August, mon

	762 mmHg		79%
	5.2 m/s		+14

25 August, Monday. day, 15°; night, 14°; rain

26 August, tue

	762 mmHg		80%
	5.5 m/s		+14

26 August, Tuesday. day, 16°; night, 14°; rain

27 August, wed

	762 mmHg		80%
	5.7 m/s		+14

27 August, Wednesday. day, 15°; night, 13°; clear

28 August, thu

	762 mmHg		81%
	5.1 m/s		+14

28 August, Thursday. day, 15°; night, 14°; clear

29 August, fri

	761 mmHg		82%
	5.6 m/s		+14

29 August, Friday. day, 15°; night, 14°; rain

30 August, sat

	761 mmHg		84%
	5.6 m/s		+14

30 August, Saturday. day, 15°; night, 13°; overcast

31 August, sun

	762 mmHg		82%
	5.6 m/s		+14

31 August, Sunday. day, 15°; night, 13°; rain

1 September, mon

	762 mmHg		82%
	5 m/s		+14

1 September, Monday. day, 15°; night, 13°; clear

2 September, tue

	762 mmHg		81%
	4.69 m/s		+14

2 September, Tuesday. day, 15°; night, 13°; clear

3 September, wed

	762 mmHg		80%
	5.1 m/s		+14

3 September, Wednesday. day, 15°; night, 13°; clear

4 September, thu

	762 mmHg		80%
	4.8 m/s		+14

4 September, Thursday. day, 15°; night, 13°; clear

5 September, fri

	763 mmHg		80%
	5.2 m/s		+14

5 September, Friday. day, 15°; night, 13°; clear

6 September, sat

	763 mmHg		80%
	5 m/s		+14

6 September, Saturday. day, 15°; night, 13°; partly cloudy

Average data for 10 years

Port Townsend August

18

sunny days

6

days with precipitation

2

cloudy days

18 sunny days; 6 days with precipitation; 2 cloudy days;

81

%

air humidity

3.2

m/s

WindSW

33

mm of precipitation

(3% of annual average)

+14

°C

Water temperature

air humidity 81%; 33 millimeters of precipitation (3% of annual average); Wind south-westerly 3.2 Meters per second; Water temperature +14°

Weather graphs for August

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

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

Vancouver
Seattle
Portland
Salem
Victoria
Vancouver
Mount Ranier National Park
Courtenay
Kelowna

Cities with similar weather in August

Copenhagen
Gdansk
Lima
Bruges
San Sebastian
San Jose
Rostock
Santander
Lanzarote

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

August in Port Townsend is the warmest month of the year. In August, the weather in Port Townsend is typically warm. Average daily high temperature in August is about 16 degrees above zero. On average, Port Townsend has 18 sunny, 6 rainy, 6 partly cloudy, and 1 cloudy day in August. The rains are usually light.

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