Hummingbirds in Colorado in August
Yes, August is one of the best months to see hummingbirds in Colorado. It is the 2nd busiest month of the year, with 2,070 of the 8,134 sightings logged across the year (25.4%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 30, 2026.
Peak month for hummingbirds in Colorado
25.4%
of yearly sightings
2,070
records in August
#2
busiest month of 12
8,134
verified records a year
July 29.2%, August 25.4%, September 7.2%. Busiest month is July at 29.2%.
8,134 verified observations of hummingbirds in Colorado, recorded across 11 months of the year on iNaturalist.
When hummingbirds are recorded in Colorado
Peak month
July
2,372 records (29.2% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 0 | 0% |
| February | 1 | 0% |
| March | 10 | 0.1% |
| April | 170 | 2.1% |
| May | 1,348 | 16.6% |
| Junepeak | 1,531 | 18.8% |
| Julypeak | 2,372 | 29.2% |
| Augustpeak | 2,070 | 25.4% |
| September | 583 | 7.2% |
| October | 44 | 0.5% |
| November | 2 | 0% |
| December | 3 | 0% |
Hummingbirds you are most likely to see
| Species | Verified observations |
|---|---|
| Broad-tailed Hummingbird | 4,749 |
| Black-chinned Hummingbird | 1,110 |
| Rufous Hummingbird | 867 |
| Calliope Hummingbird | 318 |
| Anna's Hummingbird | 14 |
| Ruby-throated Hummingbird | 12 |
| Rivoli's Hummingbird | 4 |
| Costa's Hummingbird | 2 |
In Colorado, August carries 25.4% of the year's hummingbirds sightings, about 17.1 points above an even month-to-month split. That makes it the 2nd busiest of the twelve months, out of 11 months with recorded activity.
Activity is easing off from July (29.2%) into August, and it heads toward September (7.2%) after. This is right inside the peak window, so August is one of the surest months to plan a trip around.
The hummingbirds most often recorded in Colorado are Broad-tailed Hummingbird, Black-chinned Hummingbird and Rufous Hummingbird. Those counts are annual totals rather than a August split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in August itself.
Which hummingbirds you are most likely to see
- Broad-tailed Hummingbird4,749 records
- Black-chinned Hummingbird1,110 records
- Rufous Hummingbird867 records
- Calliope Hummingbird318 records
- Anna's Hummingbird14 records
- Ruby-throated Hummingbird12 records
Plan your hummingbird trip in Colorado
Start with live tours near Bent's Old Fort National Historic Site, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Bent's Old Fort National Historic Site
Use the live GetYourGuide widget to compare local departures and activity styles close to the main hummingbird viewing area.
Booking.com
Stay nearbyStay near Bent's Old Fort National Historic Site
Compare hotels, cabins and lodges close to the best hummingbird viewing area in Colorado.
Viator
Broader backupBook a hummingbird tour in Colorado
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Gear to see them
Frequently asked questions
Can you see hummingbirds in Colorado in August?+
Yes. August accounts for 2,070 of the 8,134 verified hummingbirds sightings logged in Colorado across the year, which is 25.4% of the annual total.
Is August a good time to see hummingbirds in Colorado?+
August is one of the best months. It ranks 2nd of the year and sits inside the peak window of July, August and June.
What month is best for hummingbirds in Colorado?+
July is the single busiest month, with the broader peak running through July, August and June, based on 8,134 verified observations.
Which hummingbirds are you most likely to see in Colorado?+
The most-recorded species in Colorado are Broad-tailed Hummingbird, Black-chinned Hummingbird and Rufous Hummingbird, based on all-time iNaturalist counts.
See hummingbirds in Colorado in other months
More places to see hummingbirds
More wildlife in Colorado