Bats in Arizona in September
Yes, September is one of the best months to see bats in Arizona. It is the 2nd busiest month of the year, with 459 of the 3,185 sightings logged across the year (14.4%), 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 28, 2026.
Peak month for bats in Arizona
14.4%
of yearly sightings
459
records in September
#2
busiest month of 12
3,185
verified records a year
August 16.2%, September 14.4%, October 5.7%. Busiest month is August at 16.2%.
3,185 verified observations of bats in Arizona, recorded across 12 months of the year on iNaturalist.
When bats are recorded in Arizona
Peak month
August
517 records (16.2% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 39 | 1.2% |
| February | 73 | 2.3% |
| March | 203 | 6.4% |
| April | 355 | 11.1% |
| Maypeak | 450 | 14.1% |
| June | 419 | 13.2% |
| July | 406 | 12.7% |
| Augustpeak | 517 | 16.2% |
| Septemberpeak | 459 | 14.4% |
| October | 180 | 5.7% |
| November | 50 | 1.6% |
| December | 34 | 1.1% |
Bats you are most likely to see
| Species | Verified observations |
|---|---|
| Pallid Bat | 327 |
| Mexican Free-tailed Bat | 280 |
| Canyon Bat | 280 |
| Lesser Long-nosed Bat | 235 |
| Big Brown Bat | 213 |
| Long-tongued Bat | 176 |
| Townsend's Big-eared Bat | 104 |
| Northern Hoary Bat | 102 |
In Arizona, September carries 14.4% of the year's bats sightings, about 6.1 points above an even month-to-month split. That makes it the 2nd busiest of the twelve months, out of 12 months with recorded activity.
Activity is easing off from August (16.2%) into September, and it heads toward October (5.7%) after. This is right inside the peak window, so September is one of the surest months to plan a trip around.
The bats most often recorded in Arizona are Pallid Bat, Mexican Free-tailed Bat and Canyon Bat. Those counts are annual totals rather than a September split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in September itself.
Which bats you are most likely to see
- Pallid Bat327 records
- Mexican Free-tailed Bat280 records
- Canyon Bat280 records
- Lesser Long-nosed Bat235 records
- Big Brown Bat213 records
- Long-tongued Bat176 records
Plan your bat trip in Arizona
Start with live tours near Chiricahua National Monument, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Chiricahua National Monument
Use the live GetYourGuide widget to compare local departures and activity styles close to the main bat viewing area.
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Stay nearbyStay near Chiricahua National Monument
Compare hotels, cabins and lodges close to the best bat viewing area in Arizona.
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Broader backupBook a bat tour in Arizona
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 bats in Arizona in September?+
Yes. September accounts for 459 of the 3,185 verified bats sightings logged in Arizona across the year, which is 14.4% of the annual total.
Is September a good time to see bats in Arizona?+
September is one of the best months. It ranks 2nd of the year and sits inside the peak window of August, September and May.
What month is best for bats in Arizona?+
August is the single busiest month, with the broader peak running through August, September and May, based on 3,185 verified observations.
Which bats are you most likely to see in Arizona?+
The most-recorded species in Arizona are Pallid Bat, Mexican Free-tailed Bat and Canyon Bat, based on all-time iNaturalist counts.
See bats in Arizona in other months
More places to see bats
More wildlife in Arizona