Best Time to See Herons in Montana
May, June and July is the best time to see herons in Montana. Based on 680 verified iNaturalist observations, here is exactly when herons are most active across the year in Montana.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
680 verified observations of herons in Montana, recorded across 12 months of the year on iNaturalist.
When herons are recorded in Montana
Peak month
May
107 records (15.7% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 20 | 2.9% |
| February | 22 | 3.2% |
| March | 36 | 5.3% |
| April | 76 | 11.2% |
| Maypeak | 107 | 15.7% |
| Junepeak | 106 | 15.6% |
| Julypeak | 94 | 13.8% |
| August | 88 | 12.9% |
| September | 51 | 7.5% |
| October | 30 | 4.4% |
| November | 19 | 2.8% |
| December | 31 | 4.6% |
Herons you are most likely to see
| Species | Verified observations |
|---|---|
| Great Blue Heron | 588 |
| Black-crowned Night Heron | 55 |
| American Bittern | 13 |
| Great Egret | 11 |
| Western Cattle-Egret | 7 |
| Snowy Egret | 2 |
| Little Blue Heron | 1 |
| Tricolored Heron | 1 |
Sightings of herons in Montana peak in May, when 107 of the year's 680 verified observations are logged — about 15.7% of the annual total. Activity stays high through May, June and July.
The quietest stretch is November, January and February, when herons are hardest to find — November sees just 19 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The herons you are most likely to encounter in Montana are Great Blue Heron, Black-crowned Night Heron and American Bittern — 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 herons in Montana
- Big Hole National Battlefield — National Battlefield
- Bighorn Canyon National Recreation Area — National Recreation Area
- Grant-Kohrs Ranch National Historic Site — National Historic Site
- Lewis & Clark National Historic Trail — National Historic Trail
- Nez Perce National Historical Park — National Historical Park
- Yellowstone National Park — National Park
Tours and experiences nearby
Booking.com
Stay near Big Hole National Battlefield
Compare hotels, cabins and lodges close to the best heron viewing in Montana.
Frequently asked questions
What is the best month to see herons in Montana?+
May is the single best month, and the broader peak window runs through May, June and July, based on 680 verified iNaturalist observations.
When are herons hardest to see in Montana?+
November is the quietest month for herons in Montana, with only 19 verified records.
Are herons active year-round in Montana?+
Herons are recorded in 12 of 12 months in Montana, so they can be seen year-round, with a clear peak in May.
More places to see herons
More wildlife in Montana