Friday Harbor weather in July 2025

Expect 21°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Friday Harbor in July. Check more long-term weather averages for Friday Harbor in July before you book your next holiday to Washington State in 2025/2026.

  • 21°C maximum daytime temperature in July in Friday Harbor21
    21°C max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in July in Friday Harbor6
    6 days with some rainfall
  • 11°C minimum night-time temperature in July in Friday Harbor11
    11°C min night temperature
  • 16 hours of daylight per day in July in Friday Harbor16
    16 hours of daylight per day
  • No heat & humidity in July in Friday Harbor0
    No heat & humidity
  • 20 mm monthly rainfall in July in Friday Harbor20
    20 mm of monthly rainfall
  • UV (maximum) index 7 (High) in July in Friday Harbor7
    7 (High) UV index
  • 13°C sea temperature in July in Friday Harbor13
    13°C sea temperature

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The July weather guide for Washington State (Friday Harbor) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Friday Harbor in July?

Daytime temperatures usually reach 21°C in Friday Harbor in July, falling to 11°C at night.

How sunny is it in Friday Harbor in July?

There are normally 10 hours of bright sunshine each day in Friday Harbor in July - that's 65% of daylight hours.

How warm is the sea around Friday Harbor in July?

The average sea temperature around Friday Harbor in July is 13°C.

Does it rain in Friday Harbor in July?

There are usually 6 days with some rain in Friday Harbor in July and the average monthly rainfall is 20mm.

Friday Harbor July sunrise & sunset times

Browse the sunrise and sunset times for Friday Harbor in July 2025. Select a month to view Friday Harbor sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:15 20:17
Wednesday, 16th July 2025 04:28 20:08
Thursday, 31st July 2025 04:46 19:50

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