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Draft data. Times, fares and step counts are desk estimates awaiting field checks. Unknown times stay unknown. How we verify

When to go · Issaquah

Issaquah in August

Great month. Inside Issaquah's best window: May–Oct for dry trails; late Sep–Oct for salmon runs.

Key facts

Verdict
Great
Temperature
25°C / 13°C
average high / low
Rain days
6
Crowds
High
United States overall
Prices
High
United States overall

Verdict

GreatBest and avoid months for Issaquah

Inside Issaquah's best window: May–Oct for dry trails; late Sep–Oct for salmon runs.

Weather in August

Long-term averages
  • IssaquahHighs around 25 °C, lows around 13 °C, rain on about 6 days

Crowds and prices

Crowds · United States overall
High
Prices · United States overall
High

United States overall: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.

High-price month: see what to book ahead.

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Across United States in August →