Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 59°F. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

Friday
8th May
59

46

2

4
Saturday
9th May
61

50

4

5
Sunday
10th May
61

50

2

5
Monday
11th May
59

48

13

6
Tuesday
12th May
64

48

8

5

5-day weather forecast updated at 04:01 on Saturday 9th May 2026 GMT

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The 5-day weather forecast for Washington State (Friday Harbor) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Friday Harbor weather forecast by day

Below are the detailed weather forecasts for Friday Harbor for the next 5 days.

Friday Harbor weather for Friday 8th May 2026

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected and a gentle breeze of 8 mph from the south.

59
°F maximum temperature
46
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
4
UV index (Moderate)
<20
mm of rainfall expected
59
°F wind chill
8
mph wind from S

Friday Harbor weather for Saturday 9th May 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 61°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the south.

61
°F maximum temperature
50
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
4
mph wind from S

Friday Harbor weather for Sunday 10th May 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 61°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south-west.

61
°F maximum temperature
50
°F minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from SW

Friday Harbor weather for Monday 11th May 2026

Expect scattered clouds in Friday Harbor, Washington State with a maximum temperature of 59°F, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-west.

59
°F maximum temperature
48
°F minimum temperature
scattered clouds
13
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from NW

Friday Harbor weather for Tuesday 12th May 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 64°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the north.