Best Time to See Humpback Whales in Washington

June, August and July is the best time to see humpback whales in Washington. Based on 526 verified iNaturalist observations, here is exactly when humpback whales are most active across the year in Washington.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 10, 2026.

Best months: June, August, JulyPeak season right now

526 verified observations of humpback whales in Washington, recorded across 12 months of the year on iNaturalist.

When humpback whales are recorded in Washington

Peak month

June

159 records (30.2% of the year)

Quietest month

February

3 records

MonthObservationsShare
January40.8%
February30.6%
March30.6%
April81.5%
May509.5%
Junepeak15930.2%
Julypeak8215.6%
Augustpeak8516.2%
September458.6%
October5911.2%
November214%
December71.3%

Humpback Whales you are most likely to see

SpeciesVerified observations
Humpback Whale526

Sightings of humpback whales in Washington peak in June, when 159 of the year's 526 verified observations are logged — about 30.2% of the annual total. Activity stays high through June, August and July.

The quietest stretch is February, March and January, when humpback whales are hardest to find — February sees just 3 records. If a reliable sighting matters, plan around the peak window rather than the off-season.

The humpback whales you are most likely to encounter in Washington are Humpback Whale — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.

Where to go

Best places to see humpback whales in Washington

  • Ebey's Landing National Historical ReserveNational Historical Reserve
  • Fort Vancouver National Historic SiteNational Historic Site
  • Lewis & Clark National Historic TrailNational Historic Trail
  • Lewis and Clark National Historical ParkNational Historical Park
  • Mount Rainier National ParkNational Park
  • Nez Perce National Historical ParkNational Historical Park
Plan your tripEbey's Landing National Historical Reserve

Plan your humpback whale trip in Washington

Start with live tours near Ebey's Landing National Historical Reserve, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Frequently asked questions

What is the best month to see humpback whales in Washington?+

June is the single best month, and the broader peak window runs through June, August and July, based on 526 verified iNaturalist observations.

When are humpback whales hardest to see in Washington?+

February is the quietest month for humpback whales in Washington, with only 3 verified records.

Are humpback whales active year-round in Washington?+

Humpback whales are recorded in 12 of 12 months in Washington, so they can be seen year-round, with a clear peak in June.