Calliope Hummingbirds mostly pass through New Mexico: the first show up in early July, they are common by mid July, peak in early August (7.3% of checklists), and most are gone by the second week of September.
When to look
First arrivalsJul 1-7early July
Common byJul 15-21mid July
PeakAug 1-7early August
Most gone bySep 8-14the second week of September
Best: early August. First arrivals early July; most are gone by the second week of September. Peak: on about 7.3% of New Mexico checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Aprnot usually seen
Maynot usually seen
Junnot usually seen
Julpeak season
Augpeak season
Seppeak season
Octrare
Novnot usually seen
Decnot usually seen
Darker months: more checklists report it. Outlined: peak month.
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.
Frequency is the share of complete checklists in New Mexico that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.
JanFebMarAprMayJunJulAugSepOctNovDec
today
0%few checklistsno data
Each county is shaded by the share of complete checklists there that listed the bird, blended with the weeks either side. Darker is more often. It follows where people watch birds, not how many birds there are. How to read it.
HillsboroSierra County, best the second week of August · 26 checklists that week, 1,041 in all29%
Fred Baca ParkTaos County, best late August · 68 checklists that week, 1,867 in all27%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In New Mexico, the Calliope Hummingbird is most often listed on checklists started between 6 and 8 am (2.1% of those checklists).
Share of checklists started in each local hour that reported it. It reflects when people go birding as well as when birds are active. Grey hours have too few checklists (under 2% of the state’s, or under 200) to judge.Week-by-week table
Month
Days 1-7
8-14
15-21
22-end
January
0%
0%
0%
0%
February
0%
0%
0%
0%
March
0%
0%
0%
0.1%
April
0.1%
0.1%
0.1%
0.1%
May
0.1%
0%
0.1%
0.1%
June
0%
0%
0%
0.1%
July
0.8%
3.0%
6.2%
7.7%
August
7.3%
6.7%
7.4%
7.3%
September
6.2%
4.5%
2.9%
1.3%
October
0.8%
0.2%
0.1%
0.1%
November
0.1%
0.1%
0.1%
0%
December
0.1%
0%
0%
0%
Neighboring states
Arizona: arrives mid July, 2 weeks later than New Mexico
Colorado: arrives the second week of July, 1 week later than New Mexico
Utah: arrives late July, 3 weeks later than New Mexico
Wyoming: arrives mid May, 6 weeks earlier than New Mexico
Common questions
When do Calliope Hummingbirds arrive in New Mexico?
Calliope Hummingbirds mostly pass through New Mexico: the first show up in early July, they are common by mid July, peak in early August (7.3% of checklists), and most are gone by the second week of September.
When do Calliope Hummingbirds leave New Mexico?
Most Calliope Hummingbirds have left New Mexico by the second week of September, when reports fall below half their usual rate. Stragglers are still reported until late September.
When is the best time to see a Calliope Hummingbird in New Mexico?
The Calliope Hummingbird is reported most often in early August, on about 7.3% of New Mexico checklists.
Where in New Mexico are Calliope Hummingbirds seen most often?
By county, Taos County, Sierra County, and Lincoln County have the highest peak reporting rates for the Calliope Hummingbird (counties with at least 200 checklists).