Dickcissels mostly pass through Arizona: they arrive in late August, peak in the second week of September (1.3% of checklists), and most are gone by the second week of October.
When to look
First arrivalsAug 22-31late August
Common byAug 22-31late August
PeakSep 8-14the second week of September
Most gone byOct 8-14the second week of October
Best: the second week of September. First arrivals late August; most are gone by the second week of October. Peak: on about 1.3% of Arizona checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Aprnot usually seen
Maynot usually seen
Junnot usually seen
Julnot usually seen
Augcommon
Seppeak season
Octcommon
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 Arizona 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.
Greenlee CountyBest mid September · 81 checklists that week, 2,745 in all5.4%
Pima CountyBest the second week of September · 5775 checklists that week, 437,722 in all2.6%
Gila CountyBest the second week of September · 272 checklists that week, 14,834 in all1.6%
Cochise CountyBest late September · 2558 checklists that week, 190,093 in all1.5%
Navajo CountyBest late September · 588 checklists that week, 18,838 in all1.0%
Maricopa CountyBest mid September · 4189 checklists that week, 269,896 in all1.0%
Best spots
Share of checklists at the peak
Himmel ParkPima County, best mid September · 43 checklists that week, 2,776 in all29%
Aguirre LakePima County, best early September · 40 checklists that week, 472 in all29%
Northsight ParkMaricopa County, best the second week of September · 48 checklists that week, 1,219 in all28%
Fort Lowell ParkPima County, best the second week of September · 38 checklists that week, 5,103 in all22%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Arizona, the Dickcissel is most often listed on checklists started between 5 and 7 am (0.4% 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%
0.1%
February
0%
0%
0%
0%
March
0%
0%
0%
0%
April
0%
0.1%
0%
0%
May
0%
0.1%
0%
0.1%
June
0%
0%
0%
0%
July
0%
0%
0.1%
0%
August
0.1%
0.1%
0.1%
0.4%
September
1.2%
1.1%
1.7%
1.2%
October
0.9%
0.8%
0.2%
0.1%
November
0.1%
0%
0%
0%
December
0%
0%
0%
0.1%
Neighboring states
New Mexico: arrives mid August, 1 week earlier than Arizona
Colorado: arrives the second week of June, 10 weeks earlier than Arizona
Texas: arrives the second week of April, 18 weeks earlier than Arizona
Oklahoma: arrives mid April, 17 weeks earlier than Arizona
Common questions
When do Dickcissels arrive in Arizona?
Dickcissels mostly pass through Arizona: they arrive in late August, peak in the second week of September (1.3% of checklists), and most are gone by the second week of October.
When do Dickcissels leave Arizona?
Most Dickcissels have left Arizona by the second week of October, when reports fall below half their usual rate.
When is the best time to see a Dickcissel in Arizona?
The Dickcissel is reported most often in the second week of September, on about 1.3% of Arizona checklists.
Where in Arizona are Dickcissels seen most often?
By county, Greenlee County, Pima County, and Gila County have the highest peak reporting rates for the Dickcissel (counties with at least 200 checklists).