Weather forecast for 10 days
Friday Harbor, WA

Weather forecast for the weekend

Saturday, May 10.

Cloudy
5:35 am

8:41 pm
PDT
Cloudy
63°F / 46°F
  • Wind: 6mph SE
  • Humidity: 59%
  • Precip. probability: 14%
  • Precipitation: 0"
  • UV index: 3
On Saturday, in Friday Harbor, low-hanging clouds will persist throughout the day.
The highest temperature will be a breezy 62.6°F, while the lowest predicted temperature is a chilly 46.4°F.
The top temperature for Saturday will be relatively higher than the average high in May of 57.7°F.
Sunrise will be at 5:35 am and sunset at 8:41 pm; the daylight will last for 15h and 6min.

Sunday, May 11.

Cloudy
5:34 am

8:42 pm
PDT
Cloudy
64°F / 46°F
  • Wind: 6mph SSE
  • Humidity: 63%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 4
On Sunday, in Friday Harbor, heavy clouds will be present throughout the day.
Temperature span will be from a high of an enjoyable 64.4°F to a low of a frosty 46.4°F.
It will be warmer, and the temperature will align more closely with June's average high of 61.3°F than May's.
Sunrise will be at 5:34 am and sunset at 8:42 pm; the daylight will last for 15h and 9min.

Frequently asked questions

What is the weather forecast for Friday Harbor for Saturday?
On Saturday, gray and overcast skies will be present.
What will be the maximum temperature in Friday Harbor on Saturday?
On Saturday, the maximum temperature will be 62.6°F, while the minimum temperature will be 46.4°F.
What is the weather forecast for Friday Harbor for Sunday?
On Sunday, extensive cloud cover will block out the sun.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 64.4°F, while the minimum temperature will be 46.4°F.
What is the weather forecast for Friday Harbor for the next ten days?
In Friday Harbor, cloudy skies are expected for the next ten days.
How warm will it be in the next ten days?
The maximum temperature will vary between 62.6°F and 66.2°F, while the minimum temperature will be between 44.6°F and 48.2°F.
What will be the warmest and the coldest days?
The warmest days will be Friday, Wednesday, next Friday and Saturday, with a maximum of 66.2°F. Saturday will be the coldest day, with a maximum temperature of 62.6°F.

Long-term weather forecast

ThuMay 8.
  • 64°F
  • 45°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SE
  • Humidity: 52%
  • UV index: 6
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:38 am 8:38 pm PDT
FriMay 9.
  • 66°F
  • 46°F
Cloudy
Cloudy
  • Wind: 4mph N
  • Humidity: 53%
  • UV index: 4
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:36 am 8:40 pm PDT
SatMay 10.
  • 63°F
  • 46°F
Cloudy
Cloudy
  • Wind: 6mph SE
  • Humidity: 59%
  • UV index: 3
  • Precip. probability: 14%
  • Precipitation: 0"
  • 5:35 am 8:41 pm PDT
SunMay 11.
  • 64°F
  • 46°F
Cloudy
Cloudy
  • Wind: 6mph SSE
  • Humidity: 63%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:34 am 8:42 pm PDT
MonMay 12.
  • 64°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph SW
  • Humidity: 61%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:32 am 8:44 pm PDT
TueMay 13.
  • 64°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph S
  • Humidity: 64%
  • UV index: 4
  • Precip. probability: 19%
  • Precipitation: 0"
  • 5:31 am 8:45 pm PDT
WedMay 14.
  • 66°F
  • 46°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 10mph SSW
  • Humidity: 59%
  • UV index: 6
  • Precip. probability: 18%
  • Precipitation: 0"
  • 5:29 am 8:46 pm PDT
ThuMay 15.
  • 64°F
  • 48°F
Cloudy
Cloudy
  • Wind: 8mph SSE
  • Humidity: 61%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:28 am 8:48 pm PDT
FriMay 16.
  • 66°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph S
  • Humidity: 60%
  • UV index: 5
  • Precip. probability: 23%
  • Precipitation: 0"
  • 5:27 am 8:49 pm PDT
SatMay 17.
  • 66°F
  • 48°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 9mph SW
  • Humidity: 62%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:26 am 8:50 pm PDT
Over the next ten days, conditions will reflect that cloudy conditions are expected daily.
Rainfall is not predicted in Friday Harbor in the upcoming period.
Temperature variation will be minimal across the forecast window. Expected highs will hover between 62.6°F and 66.2°F, while the overnight low will be also nearly unchanged, as the minimum temperature will fluctuate between 44.6°F and 48.2°F.
With a maximum temperature of 66.2°F, Friday, Wednesday, next Friday and Saturday will be the warmest days in Friday Harbor; expect the coldest day on Saturday with a high of 62.6°F.
Updated: May 8, 2025 @ 09:57:04 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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