Best Time to See Dragonflies in Massachusetts
July, June and August is the best time to see dragonflies in Massachusetts. Based on 51,318 verified iNaturalist observations, here is exactly when dragonflies are most active across the year in Massachusetts.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
Cherry-faced Meadowhawk · Nick Block CC BY
Spatterdock Darner · Nick Block CC BY
Eastern Red Damsel · Nick Block CC BY
51,318 verified observations of dragonflies in Massachusetts, recorded across 12 months of the year on iNaturalist.
When dragonflies are recorded in Massachusetts
Peak month
July
16,076 records (31.3% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 13 | 0% |
| February | 11 | 0% |
| March | 47 | 0.1% |
| April | 359 | 0.7% |
| May | 5,380 | 10.5% |
| Junepeak | 14,314 | 27.9% |
| Julypeak | 16,076 | 31.3% |
| Augustpeak | 9,552 | 18.6% |
| September | 3,815 | 7.4% |
| October | 1,213 | 2.4% |
| November | 524 | 1% |
| December | 14 | 0% |
Dragonflies you are most likely to see
| Species | Verified observations |
|---|---|
| Blue Dasher | 4,994 |
| Eastern Pondhawk | 2,999 |
| Common Whitetail | 2,937 |
| Autumn Meadowhawk | 2,791 |
| Fragile Forktail | 1,962 |
| Eastern Forktail | 1,752 |
| Ebony Jewelwing | 1,657 |
| Slaty Skimmer | 1,537 |
Weather to expect, source Open-Meteo
Typical weather in Massachusetts
Recent typical conditions by month, so you can plan a trip around both when dragonflies are active and what the weather is doing. The best months to look for dragonflies sit around 58 to 83 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 37°F | 22°F | 3.8" |
| Feb | 39°F | 22°F | 3.4" |
| Mar | 48°F | 28°F | 3.6" |
| Apr | 57°F | 38°F | 4.6" |
| May | 68°F | 47°F | 3.4" |
| Junbest time | 78°F | 58°F | 3.6" |
| Julbest time | 83°F | 65°F | 5.4" |
| Augbest time | 82°F | 64°F | 3.5" |
| Sep | 73°F | 56°F | 5.3" |
| Oct | 62°F | 47°F | 5.3" |
| Nov | 50°F | 34°F | 3.1" |
| Dec | 42°F | 27°F | 5.9" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Massachusetts. Weather varies year to year, so treat these as a guide.
More on dragonflies in Massachusetts:
Sightings of dragonflies in Massachusetts peak in July, when 16,076 of the year's 51,318 verified observations are logged — about 31.3% of the annual total. Activity stays high through July, June and August.
The quietest stretch is February, January and December, when dragonflies are hardest to find — February sees just 11 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The dragonflies you are most likely to encounter in Massachusetts are Blue Dasher, Eastern Pondhawk and Common Whitetail — 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 dragonflies in Massachusetts
- Appalachian National Scenic Trail — National Scenic Trail
- Blackstone River Valley National Historical Park — National Historical Park
- Boston Harbor Islands National Recreation Area — National Recreation Area
- Cape Cod National Seashore — National Seashore
- Adams National Historical Park — National Historical Park
- Boston African American National Historic Site — National Historic Site
Frequently asked questions
What is the best month to see dragonflies in Massachusetts?+
July is the single best month, and the broader peak window runs through July, June and August, based on 51,318 verified iNaturalist observations.
When are dragonflies hardest to see in Massachusetts?+
February is the quietest month for dragonflies in Massachusetts, with only 11 verified records.
Are dragonflies active year-round in Massachusetts?+
Dragonflies are recorded in 12 of 12 months in Massachusetts, so they can be seen year-round, with a clear peak in July.
More places to see dragonflies
More wildlife in Massachusetts