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October weather forecast in Friday Harbor

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

28 September, sun

	761 mmHg		81%
	5.5 m/s		+14

28 September, Sunday. day, 15°; night, 12°; partly cloudy

29 September, mon

	760 mmHg		82%
	5.7 m/s		+14

29 September, Monday. day, 14°; night, 12°; partly cloudy

30 September, tue

	760 mmHg		82%
	6 m/s		+14

30 September, Tuesday. day, 14°; night, 12°; partly cloudy

1 October, wed

	761 mmHg		82%
	5.1 m/s		+14

1 October, Wednesday. day, 14°; night, 11°; clear

2 October, thu

	762 mmHg		82%
	5.6 m/s		+14

2 October, Thursday. day, 13°; night, 11°; clear

3 October, fri

	762 mmHg		82%
	5.3 m/s		+14

3 October, Friday. day, 13°; night, 11°; clear

4 October, sat

	761 mmHg		82%
	5.4 m/s		+14

4 October, Saturday. day, 13°; night, 11°; clear

5 October, sun

	763 mmHg		82%
	5.6 m/s		+14

5 October, Sunday. day, 13°; night, 11°; clear

6 October, mon

	763 mmHg		85%
	4.69 m/s		+14

6 October, Monday. day, 13°; night, 11°; clear

7 October, tue

	761 mmHg		84%
	5.7 m/s		+14

7 October, Tuesday. day, 13°; night, 11°; partly cloudy

8 October, wed

	761 mmHg		84%
	6 m/s		+13

8 October, Wednesday. day, 13°; night, 11°; rain

9 October, thu

	761 mmHg		83%
	6 m/s		+13

9 October, Thursday. day, 12°; night, 11°; partly cloudy

10 October, fri

	760 mmHg		82%
	7.1 m/s		+13

10 October, Friday. day, 12°; night, 10°; rain

11 October, sat

	762 mmHg		80%
	5.9 m/s		+13

11 October, Saturday. day, 12°; night, 10°; clear

12 October, sun

	763 mmHg		82%
	5.8 m/s		+13

12 October, Sunday. day, 12°; night, 10°; partly cloudy

13 October, mon

	762 mmHg		84%
	6.3 m/s		+13

13 October, Monday. day, 12°; night, 10°; rain

14 October, tue

	762 mmHg		84%
	6.4 m/s		+13

14 October, Tuesday. day, 12°; night, 10°; rain

15 October, wed

	762 mmHg		84%
	5.8 m/s		+13

15 October, Wednesday. day, 12°; night, 10°; overcast

16 October, thu

	760 mmHg		83%
	7.2 m/s		+13

16 October, Thursday. day, 12°; night, 10°; rain

17 October, fri

	760 mmHg		85%
	7.1 m/s		+13

17 October, Friday. day, 12°; night, 10°; rain

18 October, sat

	761 mmHg		85%
	6.6 m/s		+13

18 October, Saturday. day, 11°; night, 10°; rain

19 October, sun

	761 mmHg		86%
	5.9 m/s		+13

19 October, Sunday. day, 11°; night, 10°; rain

20 October, mon

	761 mmHg		85%
	6.3 m/s		+13

20 October, Monday. day, 12°; night, 10°; overcast

21 October, tue

	762 mmHg		84%
	6.1 m/s		+13

21 October, Tuesday. day, 11°; night, 9°; rain

22 October, wed

	762 mmHg		85%
	6 m/s		+13

22 October, Wednesday. day, 11°; night, 10°; rain

23 October, thu

	762 mmHg		84%
	5.8 m/s		+13

23 October, Thursday. day, 11°; night, 9°; clear

24 October, fri

	761 mmHg		83%
	6.1 m/s		+13

24 October, Friday. day, 11°; night, 9°; partly cloudy

25 October, sat

	762 mmHg		82%
	7.1 m/s		+13

25 October, Saturday. day, 10°; night, 8°; rain

26 October, sun

	763 mmHg		82%
	7.1 m/s		+13

26 October, Sunday. day, 10°; night, 9°; rain

27 October, mon

	763 mmHg		83%
	6.8 m/s		+13

27 October, Monday. day, 10°; night, 8°; partly cloudy

28 October, tue

	761 mmHg		82%
	7.4 m/s		+13

28 October, Tuesday. day, 10°; night, 9°; rain

29 October, wed

	762 mmHg		82%
	7.6 m/s		+13

29 October, Wednesday. day, 10°; night, 9°; partly cloudy

30 October, thu

	762 mmHg		79%
	7.5 m/s		+13

30 October, Thursday. day, 10°; night, 8°; partly cloudy

31 October, fri

	762 mmHg		79%
	7.5 m/s		+13

31 October, Friday. day, 10°; night, 8°; rain

1 November, sat

	763 mmHg		81%
	6.4 m/s		+13

1 November, Saturday. day, 10°; night, 8°; clear

Average data for 10 years

Friday Harbor October

8

sunny days

14

days with precipitation

10

cloudy days

8 sunny days; 14 days with precipitation; 10 cloudy days;

83

%

air humidity

4.1

m/s

WindS

133

mm of precipitation

(12% of annual average)

+13

°C

Water temperature

air humidity 83%; 133 millimeters of precipitation (12% of annual average); Wind southerly 4.1 Meters per second; Water temperature +13°

Weather graphs for October

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

SW

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

SW

S

S

S

S

S

S

S

SE

S

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

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24

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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 October

Varna
The Golden Sands
Chicago
Melbourne
Auckland
Boston
Looe
Bruges
Albena

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

In October, the weather in Friday Harbor is typically warm. Average daily high temperature in October is about 12 degrees above zero. On average, Friday Harbor has 14 rainy, 8 sunny, 7 partly cloudy, and 2 cloudy days in October. The rains are usually heavy. October as well as January, February, March, and April is considered the most uncomfortable time to visit Friday Harbor.

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