60 butterflies were recorded flying in Ohio in June in our iNaturalist sample; 9 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in June

Great Spangled Fritillary

Red Admiral

Little Wood Satyr

Silver-spotted Skipper

Monarch

Small White
Hackberry Emperor

Black Swallowtail

Eastern Tiger Swallowtail

Zabulon Skipper

Question Mark

Banded Hairstreak
All butterflies flying in Ohio in June
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Great Spangled Fritillary | Argynnis cybele | Brush-footed Butterflies | 1,328 | Jun (peak) |
| 2 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 1,213 | Jul (rising) |
| 3 | Little Wood Satyr | Megisto cymela | Brush-footed Butterflies | 1,151 | Jun (peak) |
| 4 | Silver-spotted Skipper | Epargyreus clarus | Skippers | 1,032 | Aug (rising) |
| 5 | Monarch | Danaus plexippus | Brush-footed Butterflies | 1,017 | Aug (rising) |
| 6 | Small White | Pieris rapae | Whites, Yellows, and Sulphurs | 883 | Sep (rising) |
| 7 | Hackberry Emperor | Asterocampa celtis | Brush-footed Butterflies | 820 | Aug (rising) |
| 8 | Black Swallowtail | Papilio polyxenes | Swallowtails and Parnassians | 638 | Aug (rising) |
| 9 | Eastern Tiger Swallowtail | Papilio glaucus | Swallowtails and Parnassians | 615 | Aug (rising) |
| 10 | Zabulon Skipper | Lon zabulon | Skippers | 545 | Aug (rising) |
| 11 | Question Mark | Polygonia interrogationis | Brush-footed Butterflies | 536 | Jul (rising) |
| 12 | Banded Hairstreak | Satyrium calanus | Gossamer-winged Butterflies | 526 | Jun (peak) |
| 13 | Least Skipper | Ancyloxypha numitor | Skippers | 517 | Aug (rising) |
| 14 | Peck's Skipper | Polites peckius | Skippers | 505 | Aug (rising) |
| 15 | Zebra Swallowtail | Eurytides marcellus | Swallowtails and Parnassians | 466 | Jul (rising) |
| 16 | Eastern Tailed-Blue | Everes comyntas | Gossamer-winged Butterflies | 457 | Aug (rising) |
| 17 | Pearl Crescent | Phyciodes tharos | Brush-footed Butterflies | 448 | Aug (rising) |
| 18 | Eastern Comma | Polygonia comma | Brush-footed Butterflies | 419 | Aug (rising) |
| 19 | Summer Azure | Celastrina neglecta | Gossamer-winged Butterflies | 409 | Jul (rising) |
| 20 | Little Glassywing | Vernia verna | Skippers | 373 | Jun (peak) |
| 21 | Silvery Checkerspot | Chlosyne nycteis | Brush-footed Butterflies | 365 | Jul (rising) |
| 22 | Spicebush Swallowtail | Papilio troilus | Swallowtails and Parnassians | 338 | Jul (rising) |
| 23 | Northern Pearly-eye | Lethe anthedon | Brush-footed Butterflies | 321 | Aug (rising) |
| 24 | Hobomok Skipper | Lon hobomok | Skippers | 302 | May (past peak) |
| 25 | Pipevine Swallowtail | Battus philenor | Swallowtails and Parnassians | 286 | Jul (rising) |
| 26 | Viceroy | Limenitis archippus | Brush-footed Butterflies | 284 | Sep (rising) |
| 27 | Appalachian Brown | Lethe appalachia | Brush-footed Butterflies | 275 | Jul (rising) |
| 28 | Meadow Fritillary | Boloria bellona | Brush-footed Butterflies | 217 | Sep (rising) |
| 29 | Common Wood-Nymph | Cercyonis pegala | Brush-footed Butterflies | 213 | Jul (rising) |
| 30 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 212 | Apr (past peak) |
| 31 | Baltimore Checkerspot | Euphydryas phaeton | Brush-footed Butterflies | 208 | Jun (peak) |
| 32 | American Lady | Vanessa virginiensis | Brush-footed Butterflies | 174 | May (past peak) |
| 33 | Orange Sulphur | Colias eurytheme | Whites, Yellows, and Sulphurs | 170 | Sep (rising) |
| 34 | Red-spotted Admiral | Limenitis arthemis | Brush-footed Butterflies | 134 | Jul (rising) |
| 35 | Bronze Copper | Tharsalea hyllus | Gossamer-winged Butterflies | 132 | Sep (rising) |
| 36 | Tawny Emperor | Asterocampa clyton | Brush-footed Butterflies | 116 | Jul (rising) |
| 37 | Delaware Skipper | Anatrytone logan | Skippers | 110 | Jun (peak) |
| 38 | Essex Skipper | Thymelicus lineola | Skippers | 108 | Jun (peak) |
| 39 | Gray Hairstreak | Strymon melinus | Gossamer-winged Butterflies | 97 | Aug (rising) |
| 40 | Wild Indigo Duskywing | Erynnis baptisiae | Skippers | 96 | Aug (rising) |
| 41 | American Snout | Libytheana carinenta | Brush-footed Butterflies | 96 | Jul (rising) |
| 42 | Eyed Brown | Lethe eurydice | Brush-footed Butterflies | 94 | Jun (peak) |
| 43 | Coral Hairstreak | Satyrium titus | Gossamer-winged Butterflies | 94 | Jun (peak) |
| 44 | Dun Skipper | Euphyes vestris | Skippers | 84 | Jul (rising) |
| 45 | Clouded Sulphur | Colias philodice | Whites, Yellows, and Sulphurs | 81 | Sep (rising) |
| 46 | Eastern Giant Swallowtail | Heraclides cresphontes | Swallowtails and Parnassians | 79 | Jul (rising) |
| 47 | Common Buckeye | Junonia coenia | Brush-footed Butterflies | 76 | Sep (rising) |
| 48 | Painted Lady | Vanessa cardui | Brush-footed Butterflies | 64 | Sep (rising) |
| 49 | Northern Broken-Dash | Polites egeremet | Skippers | 64 | Jul (rising) |
| 50 | American Copper | Lycaena hypophlaeas | Gossamer-winged Butterflies | 64 | Jul (rising) |