Best Time to See Bald Eagles in Maine
August, July and September is the best time to see bald eagles in Maine. Based on 2,509 verified iNaturalist observations, here is exactly when bald eagles are most active across the year in Maine.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
2,509 verified observations of bald eagles in Maine, recorded across 12 months of the year on iNaturalist.
When bald eagles are recorded in Maine
Peak month
August
442 records (17.6% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 96 | 3.8% |
| February | 145 | 5.8% |
| March | 140 | 5.6% |
| April | 151 | 6% |
| May | 249 | 9.9% |
| June | 277 | 11% |
| Julypeak | 378 | 15.1% |
| Augustpeak | 442 | 17.6% |
| Septemberpeak | 278 | 11.1% |
| October | 187 | 7.5% |
| November | 84 | 3.3% |
| December | 82 | 3.3% |
Bald Eagles you are most likely to see
| Species | Verified observations |
|---|---|
| Bald Eagle | 2,509 |
Weather to expect, source Open-Meteo
Typical weather in Maine
Recent typical conditions by month, so you can plan a trip around both when bald eagles are active and what the weather is doing. The best months to look for bald eagles sit around 53 to 80 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 28°F | 11°F | 4" |
| Feb | 28°F | 11°F | 3.1" |
| Mar | 39°F | 20°F | 2.7" |
| Apr | 51°F | 32°F | 4.8" |
| May | 64°F | 43°F | 3.2" |
| Jun | 74°F | 54°F | 3.7" |
| Julbest time | 80°F | 62°F | 4.9" |
| Augbest time | 77°F | 60°F | 4.7" |
| Sepbest time | 69°F | 53°F | 4.4" |
| Oct | 58°F | 43°F | 5.3" |
| Nov | 43°F | 29°F | 3.8" |
| Dec | 34°F | 20°F | 5" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Maine. Weather varies year to year, so treat these as a guide.
More on bald eagles in Maine:
Sightings of bald eagles in Maine peak in August, when 442 of the year's 2,509 verified observations are logged — about 17.6% of the annual total. Activity stays high through August, July and September.
The quietest stretch is December, November and January, when bald eagles are hardest to find — December sees just 82 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The bald eagles you are most likely to encounter in Maine are Bald Eagle — 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 bald eagles in Maine
- Acadia National Park — National Park
- Appalachian National Scenic Trail — National Scenic Trail
- Katahdin Woods and Waters National Monument — National Monument
- Saint Croix Island International Historic Site — International Historic Site
- Frances Perkins National Monument — National Monument
- Maine Acadian Culture
Gear to see them
Frequently asked questions
What is the best month to see bald eagles in Maine?+
August is the single best month, and the broader peak window runs through August, July and September, based on 2,509 verified iNaturalist observations.
When are bald eagles hardest to see in Maine?+
December is the quietest month for bald eagles in Maine, with only 82 verified records.
Are bald eagles active year-round in Maine?+
Bald eagles are recorded in 12 of 12 months in Maine, so they can be seen year-round, with a clear peak in August.
More places to see bald eagles
More wildlife in Maine