Best Time to See Chipmunks in Maine
June, July and May is the best time to see chipmunks in Maine. Based on 1,999 verified iNaturalist observations, here is exactly when chipmunks 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 June 28, 2026.
Eastern Chipmunk · Public domain CC0
Eastern Chipmunk · Fyn Kynd CC BY-SA
Eastern Chipmunk · Lythronax246 CC BY
1,999 verified observations of chipmunks in Maine, recorded across 12 months of the year on iNaturalist.
When chipmunks are recorded in Maine
Peak month
June
409 records (20.5% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 5 | 0.3% |
| February | 7 | 0.4% |
| March | 81 | 4.1% |
| April | 127 | 6.4% |
| Maypeak | 289 | 14.5% |
| Junepeak | 409 | 20.5% |
| Julypeak | 333 | 16.7% |
| August | 288 | 14.4% |
| September | 246 | 12.3% |
| October | 170 | 8.5% |
| November | 34 | 1.7% |
| December | 10 | 0.5% |
Chipmunks you are most likely to see
| Species | Verified observations |
|---|---|
| Eastern Chipmunk | 1,997 |
Weather to expect, source Open-Meteo
Typical weather in Maine
Recent typical conditions by month, so you can plan a trip around both when chipmunks are active and what the weather is doing. The best months to look for chipmunks sit around 43 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" |
| Maybest time | 64°F | 43°F | 3.2" |
| Junbest time | 74°F | 54°F | 3.7" |
| Julbest time | 80°F | 62°F | 4.9" |
| Aug | 77°F | 60°F | 4.7" |
| Sep | 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 chipmunks in Maine:
Sightings of chipmunks in Maine peak in June, when 409 of the year's 1,999 verified observations are logged — about 20.5% of the annual total. Activity stays high through June, July and May.
The quietest stretch is January and February, when chipmunks are hardest to find — January sees just 5 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The chipmunks you are most likely to encounter in Maine are Eastern Chipmunk — 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 chipmunks 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
Frequently asked questions
What is the best month to see chipmunks in Maine?+
June is the single best month, and the broader peak window runs through June, July and May, based on 1,999 verified iNaturalist observations.
When are chipmunks hardest to see in Maine?+
January is the quietest month for chipmunks in Maine, with only 5 verified records.
Are chipmunks active year-round in Maine?+
Chipmunks are recorded in 12 of 12 months in Maine, so they can be seen year-round, with a clear peak in June.
More places to see chipmunks
More wildlife in Maine