Bears in California in May
Yes, May is a good month to see bears in California. It is the 4th busiest month of the year, with 1,367 of the 11,158 sightings logged across the year (12.3%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
Good month for bears in California
12.3%
of yearly sightings
1,367
records in May
#4
busiest month of 12
11,158
verified records a year
April 6%, May 12.3%, June 16.9%. Busiest month is June at 16.9%.
11,158 verified observations of bears in California, recorded across 12 months of the year on iNaturalist.
When bears are recorded in California
Peak month
June
1,885 records (16.9% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 194 | 1.7% |
| February | 159 | 1.4% |
| March | 323 | 2.9% |
| April | 664 | 6% |
| May | 1,367 | 12.3% |
| Junepeak | 1,885 | 16.9% |
| Julypeak | 1,613 | 14.5% |
| Augustpeak | 1,670 | 15% |
| September | 1,273 | 11.4% |
| October | 1,007 | 9% |
| November | 677 | 6.1% |
| December | 326 | 2.9% |
Bears you are most likely to see
| Species | Verified observations |
|---|---|
| American Black Bear | 11,158 |
In California, May carries 12.3% of the year's bears sightings, about 4 points above an even month-to-month split. That makes it the 4th busiest of the twelve months, out of 12 months with recorded activity.
Activity is rising from April (6%) into May, and it heads toward June (16.9%) after. The busiest month is June (16.9%), so if timing is flexible, that window is the safer bet.
The bears most often recorded in California are American Black Bear. Those counts are annual totals rather than a May split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in May itself.
Which bears you are most likely to see
- American Black Bear11,158 records
Plan your bear trip in California
Start with live tours near Alcatraz Island, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
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Use the live GetYourGuide widget to compare local departures and activity styles close to the main bear viewing area.
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Stay nearbyStay near Alcatraz Island
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Gear to see them
Frequently asked questions
Can you see bears in California in May?+
Yes. May accounts for 1,367 of the 11,158 verified bears sightings logged in California across the year, which is 12.3% of the annual total.
Is May a good time to see bears in California?+
May is the 4th busiest month. It is workable, though June and August is the stronger window for a reliable sighting.
What month is best for bears in California?+
June is the single busiest month, with the broader peak running through June, August and July, based on 11,158 verified observations.
Which bears are you most likely to see in California?+
The most-recorded species in California are American Black Bear, based on all-time iNaturalist counts.
See bears in California in other months
More places to see bears
More wildlife in California