Hummingbirds in Montana in May

Yes, May is one of the best months to see hummingbirds in Montana. It is the 2nd busiest month of the year, with 184 of the 680 sightings logged across the year (27.1%), based on verified iNaturalist records.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.

Calliope Hummingbird photographed in MontanaCalliope Hummingbird photographed in MontanaAnna's Hummingbird photographed in Montana
Photos by iNaturalist observers, used under Creative Commons.

Peak month for hummingbirds in Montana

27.1%

of yearly sightings

184

records in May

#2

busiest month of 12

680

verified records a year

April 3.1%, May 27.1%, June 22.1%. Busiest month is July at 27.9%.

Best months: July, May, JunePeak season right now

680 verified observations of hummingbirds in Montana, recorded across 9 months of the year on iNaturalist.

When hummingbirds are recorded in Montana

Peak month

July

190 records (27.9% of the year)

Quietest month

February

No verified records

MonthObservationsShare
January20.3%
February00%
March00%
April213.1%
Maypeak18427.1%
Junepeak15022.1%
Julypeak19027.9%
August11817.4%
September91.3%
October40.6%
November00%
December20.3%

Hummingbirds you are most likely to see

SpeciesVerified observations
Calliope Hummingbird298
Rufous Hummingbird219
Black-chinned Hummingbird111
Broad-tailed Hummingbird22
Anna's Hummingbird9
Ruby-throated Hummingbird3

In Montana, May carries 27.1% of the year's hummingbirds sightings, about 18.8 points above an even month-to-month split. That makes it the 2nd busiest of the twelve months, out of 9 months with recorded activity.

Activity is rising from April (3.1%) into May, and it heads toward June (22.1%) after. This is right inside the peak window, so May is one of the surest months to plan a trip around.

The hummingbirds most often recorded in Montana are Calliope Hummingbird, Rufous Hummingbird and Black-chinned Hummingbird. Those counts are annual totals rather than a May split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in May itself.

Which hummingbirds you are most likely to see

  • Calliope Hummingbird298 records
  • Rufous Hummingbird219 records
  • Black-chinned Hummingbird111 records
  • Broad-tailed Hummingbird22 records
  • Anna's Hummingbird9 records
  • Ruby-throated Hummingbird3 records
Plan your tripBig Hole National Battlefield

Plan your hummingbird trip in Montana

Start with live tours near Big Hole National Battlefield, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Gear to see them

Frequently asked questions

Can you see hummingbirds in Montana in May?+

Yes. May accounts for 184 of the 680 verified hummingbirds sightings logged in Montana across the year, which is 27.1% of the annual total.

Is May a good time to see hummingbirds in Montana?+

May is one of the best months. It ranks 2nd of the year and sits inside the peak window of July, May and June.

What month is best for hummingbirds in Montana?+

July is the single busiest month, with the broader peak running through July, May and June, based on 680 verified observations.

Which hummingbirds are you most likely to see in Montana?+

The most-recorded species in Montana are Calliope Hummingbird, Rufous Hummingbird and Black-chinned Hummingbird, based on all-time iNaturalist counts.