
Hammond's Flycatcher (Empidonax hammondii) is in the Tyrant Flycatchers family (Tyrannidae). Across the U.S., iNaturalist users have logged 2,498 research-grade observations of it in our sample, peaking in April.
Seasonal pattern in the national data: seasonal. Counts also reflect when people are out photographing, so compare months within a state rather than across states.
When to photograph Hammond's Flycatcher: observations by month (U.S.)
About Hammond's Flycatcher
Hammond's flycatcher (Empidonax hammondii) is a small insect-eating bird. It is a small Empidonax flycatcher, with typical size ranging from 12.5-14.5 cm.From Wikipedia via iNaturalist — article, CC BY-SA.
Hammond's Flycatcher by state
| State | Observations | Peak month | Main season |
|---|---|---|---|
| California | 885 | April | Apr–May |
| Arizona | 581 | April | Apr–May |
| Washington | 198 | September | Apr–Sep |
| Oregon | 167 | May | Apr–Jun |
| Colorado | 102 | September | Aug–Sep |
| Texas | 97 | September | Sep–Sep |
| New Mexico | 79 | September | Aug–Oct |
| Montana | 76 | June | May–Jul |
| Idaho | 59 | May | May–Jun |
| Utah | 59 | September | Sep–Sep |
| Wyoming | 40 | June | May–Sep |
| Alaska | 36 | July | May–Aug |
| Nevada | 25 | April | Apr–May |
| Nebraska | 20 | September | Sep–Sep |
| Massachusetts | 18 | November | Nov–Nov |
| Florida | 17 | January | Jan–Jan |
| New York | 15 | November | Nov–Dec |
| Pennsylvania | 7 | October | Oct–Nov |
Main season = months with at least 30% of the state's peak-month count.
Related birds (Tyrant Flycatchers)
Eastern Phoebe
Black Phoebe
Eastern Kingbird

Say's Phoebe

Western Kingbird

Scissor-tailed Flycatcher

Vermilion Flycatcher

Great Crested Flycatcher
Photography tips
- Use a fast shutter (1/2000 s or faster) for birds in flight.
- Focus on the eye and shoot at the bird's eye level.
- Approach slowly and stop if the bird changes behavior; never bait or flush birds.
- Morning activity peaks in the first two hours after sunrise.
FAQ
When is the best time to photograph Hammond's Flycatcher?
Nationally, April has the most observations, with the main season from April to May.
Where is Hammond's Flycatcher most often seen?
The most observations come from California, Arizona, Washington.