Best Time to See Beavers in Delaware
March, April and May is the best time to see beavers in Delaware. Based on 216 verified iNaturalist observations, here is exactly when beavers are most active across the year in Delaware.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
American Beaver · inbetweenbays CC BY
American Beaver · George Pushkal CC BY
American Beaver · inbetweenbays CC BY
216 verified observations of beavers in Delaware, recorded across 12 months of the year on iNaturalist.
When beavers are recorded in Delaware
Peak month
March
34 records (15.7% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 17 | 7.9% |
| February | 17 | 7.9% |
| Marchpeak | 34 | 15.7% |
| Aprilpeak | 34 | 15.7% |
| Maypeak | 29 | 13.4% |
| June | 17 | 7.9% |
| July | 19 | 8.8% |
| August | 16 | 7.4% |
| September | 5 | 2.3% |
| October | 5 | 2.3% |
| November | 15 | 6.9% |
| December | 8 | 3.7% |
Beavers you are most likely to see
| Species | Verified observations |
|---|---|
| American Beaver | 216 |
Weather to expect, source Open-Meteo
Typical weather in Delaware
Recent typical conditions by month, so you can plan a trip around both when beavers are active and what the weather is doing. The best months to look for beavers sit around 39 to 70 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 44°F | 32°F | 2.9" |
| Feb | 47°F | 33°F | 3.8" |
| Marbest time | 54°F | 39°F | 3.8" |
| Aprbest time | 63°F | 48°F | 4.5" |
| Maybest time | 70°F | 56°F | 3.9" |
| Jun | 79°F | 66°F | 3.9" |
| Jul | 86°F | 73°F | 6" |
| Aug | 83°F | 72°F | 5.1" |
| Sep | 77°F | 65°F | 4.3" |
| Oct | 68°F | 55°F | 4.4" |
| Nov | 56°F | 43°F | 2.8" |
| Dec | 48°F | 36°F | 4.8" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Delaware. Weather varies year to year, so treat these as a guide.
More on beavers in Delaware:
Sightings of beavers in Delaware peak in March, when 34 of the year's 216 verified observations are logged — about 15.7% of the annual total. Activity stays high through March, April and May.
The quietest stretch is September and October, when beavers are hardest to find — September sees just 5 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The beavers you are most likely to encounter in Delaware are American Beaver — 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 beavers in Delaware
- Captain John Smith Chesapeake National Historic Trail — National Historic Trail
- Chesapeake Bay
- First State National Historical Park — National Historical Park
- Washington-Rochambeau Revolutionary Route National Historic Trail — National Historic Trail
Frequently asked questions
What is the best month to see beavers in Delaware?+
March is the single best month, and the broader peak window runs through March, April and May, based on 216 verified iNaturalist observations.
When are beavers hardest to see in Delaware?+
September is the quietest month for beavers in Delaware, with only 5 verified records.
Are beavers active year-round in Delaware?+
Beavers are recorded in 12 of 12 months in Delaware, so they can be seen year-round, with a clear peak in March.
More places to see beavers
More wildlife in Delaware