Best Time to See Gray Whales in Alaska

April, June and May is the best time to see gray whales in Alaska. Based on 139 verified iNaturalist observations, here is exactly when gray whales are most active across the year in Alaska.

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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: April, June, May

139 verified observations of gray whales in Alaska, recorded across 8 months of the year on iNaturalist.

When gray whales are recorded in Alaska

Peak month

April

35 records (25.2% of the year)

Quietest month

January

No verified records

MonthObservationsShare
January00%
February00%
March64.3%
Aprilpeak3525.2%
Maypeak2820.1%
Junepeak3525.2%
July1611.5%
August117.9%
September42.9%
October00%
November42.9%
December00%

Gray Whales you are most likely to see

SpeciesVerified observations
Grey Whale139

Sightings of gray whales in Alaska peak in April, when 35 of the year's 139 verified observations are logged — about 25.2% of the annual total. Activity stays high through April, June and May.

The quietest stretch is January, February and October, when gray whales are hardest to find — no verified records exist for January. If a reliable sighting matters, plan around the peak window rather than the off-season.

The gray whales you are most likely to encounter in Alaska are Grey 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 gray whales in Alaska

  • Alagnak Wild RiverWild River
  • Aleutian Islands World War II National Historic AreaNational Historic Area
  • Aniakchak National Monument & PreserveNational Monument & Preserve
  • Bering Land Bridge National PreserveNational Preserve
  • Cape Krusenstern National MonumentNational Monument
  • Denali National Park & PreserveNational Park & Preserve
Plan your tripAlagnak Wild River

Plan your gray whale trip in Alaska

Start with live tours near Alagnak Wild River, 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 gray whales in Alaska?+

April is the single best month, and the broader peak window runs through April, June and May, based on 139 verified iNaturalist observations.

When are gray whales hardest to see in Alaska?+

January is the quietest month for gray whales in Alaska, with no verified records on iNaturalist.

Are gray whales active year-round in Alaska?+

Gray whales are recorded in 8 of 12 months in Alaska, concentrated around April and June.