Herons in Pennsylvania in May
Yes, May is a good month to see herons in Pennsylvania. It is the 4th busiest month of the year, with 1,707 of the 15,875 sightings logged across the year (10.8%), 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 June 28, 2026.
Good month for herons in Pennsylvania
10.8%
of yearly sightings
1,707
records in May
#4
busiest month of 12
15,875
verified records a year
April 8.4%, May 10.8%, June 9.5%. Busiest month is August at 18.4%.
15,875 verified observations of herons in Pennsylvania, recorded across 12 months of the year on iNaturalist.
When herons are recorded in Pennsylvania
Peak month
August
2,917 records (18.4% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 378 | 2.4% |
| February | 474 | 3% |
| March | 476 | 3% |
| April | 1,338 | 8.4% |
| May | 1,707 | 10.8% |
| June | 1,507 | 9.5% |
| Julypeak | 2,115 | 13.3% |
| Augustpeak | 2,917 | 18.4% |
| Septemberpeak | 2,368 | 14.9% |
| October | 1,384 | 8.7% |
| November | 687 | 4.3% |
| December | 524 | 3.3% |
Herons you are most likely to see
| Species | Verified observations |
|---|---|
| Great Blue Heron | 9,562 |
| Great Egret | 3,235 |
| Green Heron | 2,103 |
| Black-crowned Night Heron | 214 |
| Little Blue Heron | 162 |
| American Bittern | 150 |
| Yellow-crowned Night Heron | 145 |
| Snowy Egret | 86 |
In Pennsylvania, May carries 10.8% of the year's herons sightings, about 2.5 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 (8.4%) into May, and it heads toward June (9.5%) after. The busiest month is August (18.4%), so if timing is flexible, that window is the safer bet.
The herons most often recorded in Pennsylvania are Great Blue Heron, Great Egret and Green Heron. 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 herons you are most likely to see
- Great Blue Heron9,562 records
- Great Egret3,235 records
- Green Heron2,103 records
- Black-crowned Night Heron214 records
- Little Blue Heron162 records
- American Bittern150 records
Plan your heron trip in Pennsylvania
Start with live tours near Appalachian National Scenic Trail, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Appalachian National Scenic Trail
Use the live GetYourGuide widget to compare local departures and activity styles close to the main heron viewing area.
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Stay nearbyStay near Appalachian National Scenic Trail
Compare hotels, cabins and lodges close to the best heron viewing area in Pennsylvania.
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Broader backupBook a heron tour in Pennsylvania
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Gear to see them
Frequently asked questions
Can you see herons in Pennsylvania in May?+
Yes. May accounts for 1,707 of the 15,875 verified herons sightings logged in Pennsylvania across the year, which is 10.8% of the annual total.
Is May a good time to see herons in Pennsylvania?+
May is the 4th busiest month. It is workable, though August and September is the stronger window for a reliable sighting.
What month is best for herons in Pennsylvania?+
August is the single busiest month, with the broader peak running through August, September and July, based on 15,875 verified observations.
Which herons are you most likely to see in Pennsylvania?+
The most-recorded species in Pennsylvania are Great Blue Heron, Great Egret and Green Heron, based on all-time iNaturalist counts.
See herons in Pennsylvania in other months
More places to see herons
More wildlife in Pennsylvania