Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 57°F. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

Saturday
18th Apr
57

43

5

4
Sunday
19th Apr
59

46

6

4
Monday
20th Apr
61

48

2

5
Tuesday
21st Apr
57

48

1

5
Wednesday
22nd Apr
55

46

1

1

5-day weather forecast updated at 04:01 on Saturday 18th April 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 Saturday 18th April 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the north.

57
°F maximum temperature
43
°F minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
57
°F wind chill
4
mph wind from N

Friday Harbor weather for Sunday 19th April 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

59
°F maximum temperature
46
°F minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from N

Friday Harbor weather for Monday 20th April 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 light breeze of 6 mph from the north.

61
°F maximum temperature
48
°F minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
61
°F wind chill
6
mph wind from N

Friday Harbor weather for Tuesday 21st April 2026

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 57°F, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and a light breeze of 6 mph from the south-west.

57
°F maximum temperature
48
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
5
UV index (Moderate)
48
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
6
mph wind from SW

Friday Harbor weather for Wednesday 22nd April 2026

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 55°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 5 mph from the south.