Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 10°C. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

Friday
12th Dec
10

8

0

0
Saturday
13th Dec
10

9

3

1
Sunday
14th Dec
11

9

0

0
Monday
15th Dec
12

9

4

0
Tuesday
16th Dec
9

7

1

0

5-day weather forecast updated at 04:01 on Friday 12th December 2025 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 12th December 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 10°C and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a light breeze of 9 kph from the south.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
27
% chance of some rain
<2
mm of rainfall expected
9
°C wind chill
9
kph wind from S

Friday Harbor weather for Saturday 13th December 2025

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.

10
°C maximum temperature
9
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from SE

Friday Harbor weather for Sunday 14th December 2025

Expect overcast with light rain in Friday Harbor, Washington State with a maximum temperature of 11°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 78% chance of some rain and a moderate breeze of 21 kph from the south-east.

11
°C maximum temperature
9
°C minimum temperature
overcast with light rain
0
hours of sunshine
0
UV index (None)
78
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
21
kph wind from SE

Friday Harbor weather for Monday 15th December 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 12°C and 4 hours of bright sunshine. There are 30-40 mm of rainfall expected with 92% chance of some rain and a moderate breeze of 22 kph from the south-east.

12
°C maximum temperature
9
°C minimum temperature
sunshine and showers
4
hours of sunshine
0
UV index (None)
92
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
22
kph wind from SE

Friday Harbor weather for Tuesday 16th December 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 9°C and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a moderate breeze of 20 kph from the south.