When to go · Friday Harbor
Friday Harbor in May
Great month. Inside Friday Harbor's best window: Jun–Sep (dry, long days, whale season); May and Sep for fewer crowds.
Key facts
- Verdict
- Great
- Temperature
- 17°C (63°F)63°F (17°C) / 7°C (45°F)45°F (7°C)
- average high / low
- Rain days
- 9
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Inside Friday Harbor's best window: Jun–Sep (dry, long days, whale season); May and Sep for fewer crowds.
Is another month better than May?
No other month rates higher than May for Friday Harbor in this guide.
Weather in May
- Friday HarborHighs around 17 °C (63 °F), lows around 7 °C (45 °F), rain on about 9 daysHighs around 63 °F (17 °C), lows around 45 °F (7 °C), rain on about 9 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Memorial Day big impact
Last Monday of May · United States
Start of summer; roads and beaches full.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.
Compare two months
Weather, crowds and prices for any two months in Friday Harbor, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 17 °C (63 °F)63 °F (17 °C)
Jun: 20 °C (68 °F)68 °F (20 °C)
Night low
May: 7 °C (45 °F)45 °F (7 °C)
Jun: 10 °C (50 °F)50 °F (10 °C)
Rain days
May: 9
Jun: 7 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside Friday Harbor's best window: Jun–Sep (dry, long days, whale season); May and Sep for fewer crowds.
June: Inside Friday Harbor's best window: Jun–Sep (dry, long days, whale season); May and Sep for fewer crowds.
Friday Harbor: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings