Archilochus colubris · Trochilidae
Ruby-throated Hummingbird: When and Where to See It

The Ruby-throated Hummingbird reaches Alabama first, around the second week of March, and North Dakota last, around the second week of May.
JanFebMarAprMayJunJulAugSepOctNovDec
todayEach 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.
Pooled across every state in the data, so it leans toward states with the most birders.
States, in order of first arrivals
| State | First arrivals | Peak | Most gone by | Peak % |
|---|---|---|---|---|
| Alabama | Mar 8-14 | Sep 8-14 | Oct 8-14 | 44% |
| Mississippi | Mar 8-14 | Sep 15-21 | Oct 8-14 | 36% |
| Texas | Mar 8-14 | Sep 15-21 | Oct 22-31 | 30% |
| Georgia | Mar 15-21 | Sep 8-14 | Oct 8-14 | 41% |
| South Carolina | Mar 22-31 | Sep 8-14 | Oct 8-14 | 35% |
| North Carolina | Apr 1-7 | Sep 1-7 | Oct 1-7 | 42% |
| Tennessee | Apr 1-7 | Sep 8-14 | Oct 1-7 | 42% |
| Arkansas | Apr 1-7 | Sep 1-7 | Oct 1-7 | 39% |
| Kentucky | Apr 8-14 | Sep 1-7 | Oct 1-7 | 41% |
| Oklahoma | Apr 8-14 | Aug 15-21 | Oct 1-7 | 31% |
| Virginia | Apr 8-14 | Aug 22-31 | Oct 1-7 | 32% |
| Missouri | Apr 15-21 | Sep 1-7 | Oct 1-7 | 45% |
| Indiana | Apr 15-21 | Sep 1-7 | Oct 1-7 | 38% |
| West Virginia | Apr 15-21 | Aug 22-31 | Sep 22-30 | 35% |
| Maryland | Apr 15-21 | Sep 1-7 | Sep 22-30 | 32% |
| Delaware | Apr 15-21 | Sep 1-7 | Sep 22-30 | 29% |
| District of Columbia | Apr 15-21 | Sep 1-7 | Sep 22-30 | 25% |
| Kansas | Apr 15-21 | Sep 1-7 | Oct 1-7 | 25% |
| New Jersey | Apr 15-21 | Aug 22-31 | Sep 22-30 | 27% |
| Iowa | Apr 22-30 | Sep 1-7 | Sep 22-30 | 31% |
| Illinois | Apr 22-30 | Sep 1-7 | Oct 1-7 | 31% |
| New Hampshire | Apr 22-30 | Aug 15-21 | Sep 8-14 | 28% |
| Pennsylvania | Apr 22-30 | Aug 22-31 | Sep 22-30 | 29% |
| Connecticut | Apr 22-30 | Sep 1-7 | Sep 22-30 | 26% |
| Michigan | Apr 22-30 | Aug 22-31 | Sep 22-30 | 25% |
| Ohio | Apr 22-30 | Aug 22-31 | Sep 22-30 | 26% |
| Massachusetts | Apr 22-30 | Aug 15-21 | Sep 15-21 | 24% |
| Maine | Apr 22-30 | Aug 15-21 | Sep 15-21 | 22% |
| New York | Apr 22-30 | Aug 22-31 | Sep 15-21 | 22% |
| Rhode Island | Apr 22-30 | Aug 22-31 | Sep 15-21 | 20% |
| Nebraska | Apr 22-30 | Sep 1-7 | Oct 1-7 | 14% |
| Minnesota | May 1-7 | Aug 22-31 | Sep 15-21 | 29% |
| Vermont | May 1-7 | Aug 15-21 | Sep 8-14 | 29% |
| Wisconsin | May 1-7 | Aug 22-31 | Sep 15-21 | 30% |
| South Dakota | May 1-7 | Sep 1-7 | Sep 22-30 | 8.3% |
| North Dakota | May 8-14 | Aug 22-31 | Sep 22-30 | 16% |
| Florida | Jul 1-7 | Sep 22-30 | Oct 22-31 | 11% |
| Louisiana | Jul 22-31 | Sep 15-21 | Oct 8-14 | 44% |