Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 9°C. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

Friday
6th Mar
9

7

0

0
Saturday
7th Mar
10

7

1

2
Sunday
8th Mar
9

5

8

3
Monday
9th Mar
7

4

1

2
Tuesday
10th Mar
6

3

2

2

5-day weather forecast updated at 04:01 on Friday 6th March 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 6th March 2026

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 9°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 100% chance of some rain and a gentle breeze of 14 kph from the south-east.

9
°C maximum temperature
7
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
100
% chance of some rain
<20
mm of rainfall expected
7
°C wind chill
14
kph wind from SE

Friday Harbor weather for Saturday 7th March 2026

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 10°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 13 kph from the south.

10
°C maximum temperature
7
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
63
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
13
kph wind from S

Friday Harbor weather for Sunday 8th March 2026

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 22 kph from the west.

9
°C maximum temperature
5
°C minimum temperature
sunshine and showers
8
hours of sunshine
3
UV index (Moderate)
30
% chance of some rain
<10
mm of rainfall expected
6
°C wind chill
22
kph wind from W

Friday Harbor weather for Monday 9th March 2026

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 7°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 20 kph from the west.

7
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
28
% chance of some rain
<2
mm of rainfall expected
3
°C wind chill
20
kph wind from W

Friday Harbor weather for Tuesday 10th March 2026

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 6°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.