Rose-breasted Grosbeaks mostly pass through Oklahoma: they arrive in late April, peak in the second week of May (3.0% of checklists), and most are gone by the second week of May.
When to look
First arrivalsApr 22-30late April
Common byApr 22-30late April
PeakMay 8-14the second week of May
Most gone byMay 8-14the second week of May
Best: the second week of May. First arrivals late April; most are gone by the second week of May. Peak: on about 3.0% of Oklahoma checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Aprcommon
Maypeak season
Junnot usually seen
Julnot usually seen
Augnot usually seen
Seprare
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 Oklahoma 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.
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Oklahoma, the Rose-breasted Grosbeak is most often listed on checklists started between 6 and 8 am (0.8% 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%
April
0%
0.1%
0.1%
1.6%
May
4.4%
2.9%
1.0%
0.2%
June
0%
0%
0.1%
0%
July
0%
0.1%
0%
0%
August
0%
0%
0%
0.1%
September
0.1%
0.1%
0.1%
0.2%
October
0.2%
0%
0%
0%
November
0%
0%
0%
0%
December
0%
0%
0%
0%
Neighboring states
Kansas: arrives mid April, 1 week earlier than Oklahoma
Arkansas: arrives the second week of April, 2 weeks earlier than Oklahoma
Missouri: arrives mid April, 1 week earlier than Oklahoma
Nebraska: arrives late April, in the same week than Oklahoma
Common questions
When do Rose-breasted Grosbeaks arrive in Oklahoma?
Rose-breasted Grosbeaks mostly pass through Oklahoma: they arrive in late April, peak in the second week of May (3.0% of checklists), and most are gone by the second week of May.
When do Rose-breasted Grosbeaks leave Oklahoma?
Most Rose-breasted Grosbeaks have left Oklahoma by the second week of May, when reports fall below half their usual rate. Stragglers are still reported until mid May.
When is the best time to see a Rose-breasted Grosbeak in Oklahoma?
The Rose-breasted Grosbeak is reported most often in the second week of May, on about 3.0% of Oklahoma checklists.
Where in Oklahoma are Rose-breasted Grosbeaks seen most often?
By county, Adair County, Cherokee County, and Delaware County have the highest peak reporting rates for the Rose-breasted Grosbeak (counties with at least 200 checklists).