Best Time to See Orcas in California
October, April and May is the best time to see orcas in California. Based on 565 verified iNaturalist observations, here is exactly when orcas are most active across the year in California.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
565 verified observations of orcas in California, recorded across 12 months of the year on iNaturalist.
When orcas are recorded in California
Peak month
October
122 records (21.6% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 23 | 4.1% |
| February | 6 | 1.1% |
| March | 48 | 8.5% |
| Aprilpeak | 81 | 14.3% |
| Maypeak | 70 | 12.4% |
| June | 42 | 7.4% |
| July | 8 | 1.4% |
| August | 39 | 6.9% |
| September | 50 | 8.8% |
| Octoberpeak | 122 | 21.6% |
| November | 23 | 4.1% |
| December | 53 | 9.4% |
Orcas you are most likely to see
| Species | Verified observations |
|---|---|
| Orca | 565 |
Weather to expect, source Open-Meteo
Typical weather in California
Recent typical conditions by month, so you can plan a trip around both when orcas are active and what the weather is doing. The best months to look for orcas sit around 40 to 73 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 53°F | 31°F | 5.6" |
| Feb | 53°F | 30°F | 4.4" |
| Mar | 55°F | 33°F | 7.3" |
| Aprbest time | 66°F | 40°F | 1.8" |
| Maybest time | 73°F | 46°F | 1.6" |
| Jun | 84°F | 55°F | 0.2" |
| Jul | 94°F | 62°F | 0" |
| Aug | 93°F | 62°F | 0.3" |
| Sep | 85°F | 57°F | 0.8" |
| Octbest time | 73°F | 46°F | 1.2" |
| Nov | 61°F | 36°F | 2.3" |
| Dec | 53°F | 33°F | 7.8" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for California. Weather varies year to year, so treat these as a guide.
More on orcas in California:
Sightings of orcas in California peak in October, when 122 of the year's 565 verified observations are logged — about 21.6% of the annual total. Activity stays high through October, April and May.
The quietest stretch is February and July, when orcas are hardest to find — February sees just 6 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The orcas you are most likely to encounter in California are Orca — 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 orcas in California
- Alcatraz Island
- Cabrillo National Monument — National Monument
- Channel Islands National Park — National Park
- Death Valley National Park — National Park
- Devils Postpile National Monument — National Monument
- Golden Gate National Recreation Area — National Recreation Area
Frequently asked questions
What is the best month to see orcas in California?+
October is the single best month, and the broader peak window runs through October, April and May, based on 565 verified iNaturalist observations.
When are orcas hardest to see in California?+
February is the quietest month for orcas in California, with only 6 verified records.
Are orcas active year-round in California?+
Orcas are recorded in 12 of 12 months in California, so they can be seen year-round, with a clear peak in October.
More places to see orcas
More wildlife in California