60 butterflies were recorded flying in New Jersey in June in our iNaturalist sample; 10 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in June

Small White

Monarch

Silver-spotted Skipper

Little Wood Satyr

Zabulon Skipper

Red Admiral

Black Swallowtail

Spicebush Swallowtail

Great Spangled Fritillary

Eastern Tailed-Blue

American Lady

Eastern Tiger Swallowtail
All butterflies flying in New Jersey in June
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Small White | Pieris rapae | Whites, Yellows, and Sulphurs | 648 | Jul (rising) |
| 2 | Monarch | Danaus plexippus | Brush-footed Butterflies | 467 | Aug (rising) |
| 3 | Silver-spotted Skipper | Epargyreus clarus | Skippers | 453 | Aug (rising) |
| 4 | Little Wood Satyr | Megisto cymela | Brush-footed Butterflies | 354 | Jun (peak) |
| 5 | Zabulon Skipper | Lon zabulon | Skippers | 337 | Aug (rising) |
| 6 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 324 | Jul (rising) |
| 7 | Black Swallowtail | Papilio polyxenes | Swallowtails and Parnassians | 288 | Aug (rising) |
| 8 | Spicebush Swallowtail | Papilio troilus | Swallowtails and Parnassians | 266 | Aug (rising) |
| 9 | Great Spangled Fritillary | Argynnis cybele | Brush-footed Butterflies | 259 | Jun (peak) |
| 10 | Eastern Tailed-Blue | Everes comyntas | Gossamer-winged Butterflies | 231 | Sep (rising) |
| 11 | American Lady | Vanessa virginiensis | Brush-footed Butterflies | 215 | May (past peak) |
| 12 | Eastern Tiger Swallowtail | Papilio glaucus | Swallowtails and Parnassians | 204 | Jul (rising) |
| 13 | Summer Azure | Celastrina neglecta | Gossamer-winged Butterflies | 163 | Jun (peak) |
| 14 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 147 | Mar (past peak) |
| 15 | Banded Hairstreak | Satyrium calanus | Gossamer-winged Butterflies | 147 | Jun (peak) |
| 16 | Least Skipper | Ancyloxypha numitor | Skippers | 140 | Aug (rising) |
| 17 | Question Mark | Polygonia interrogationis | Brush-footed Butterflies | 130 | Aug (rising) |
| 18 | Little Glassywing | Vernia verna | Skippers | 114 | Jun (peak) |
| 19 | Eastern Comma | Polygonia comma | Brush-footed Butterflies | 110 | Aug (rising) |
| 20 | Pearl Crescent | Phyciodes tharos | Brush-footed Butterflies | 98 | Jul (rising) |
| 21 | Appalachian Brown | Lethe appalachia | Brush-footed Butterflies | 96 | Aug (rising) |
| 22 | Peck's Skipper | Polites peckius | Skippers | 86 | Jul (rising) |
| 23 | Red-banded Hairstreak | Calycopis cecrops | Gossamer-winged Butterflies | 81 | Aug (rising) |
| 24 | Red-spotted Admiral | Limenitis arthemis | Brush-footed Butterflies | 71 | Aug (rising) |
| 25 | Hobomok Skipper | Lon hobomok | Skippers | 69 | May (past peak) |
| 26 | Common Buckeye | Junonia coenia | Brush-footed Butterflies | 62 | Sep (rising) |
| 27 | Orange Sulphur | Colias eurytheme | Whites, Yellows, and Sulphurs | 58 | Sep (rising) |
| 28 | American Copper | Lycaena hypophlaeas | Gossamer-winged Butterflies | 47 | Jul (rising) |
| 29 | Variegated Fritillary | Euptoieta claudia | Brush-footed Butterflies | 46 | Aug (rising) |
| 30 | Painted Lady | Vanessa cardui | Brush-footed Butterflies | 44 | Sep (rising) |
| 31 | Broad-winged Skipper | Poanes viator | Skippers | 44 | Jul (rising) |
| 32 | Hackberry Emperor | Asterocampa celtis | Brush-footed Butterflies | 41 | Aug (rising) |
| 33 | Dun Skipper | Euphyes vestris | Skippers | 40 | Jul (rising) |
| 34 | Coral Hairstreak | Satyrium titus | Gossamer-winged Butterflies | 38 | Jun (peak) |
| 35 | Gray Hairstreak | Strymon melinus | Gossamer-winged Butterflies | 37 | Sep (rising) |
| 36 | Essex Skipper | Thymelicus lineola | Skippers | 35 | Jun (peak) |
| 37 | American Snout | Libytheana carinenta | Brush-footed Butterflies | 33 | Jul (rising) |
| 38 | Common Wood-Nymph | Cercyonis pegala | Brush-footed Butterflies | 33 | Jul (rising) |
| 39 | Northern Pearly-eye | Lethe anthedon | Brush-footed Butterflies | 33 | Jul (rising) |
| 40 | Clouded Sulphur | Colias philodice | Whites, Yellows, and Sulphurs | 32 | Sep (rising) |
| 41 | Tawny Emperor | Asterocampa clyton | Brush-footed Butterflies | 28 | Jun (peak) |
| 42 | Swarthy Skipper | Nastra lherminier | Skippers | 28 | Aug (rising) |
| 43 | Pipevine Swallowtail | Battus philenor | Swallowtails and Parnassians | 27 | Jul (rising) |
| 44 | Horace's Duskywing | Erynnis horatius | Skippers | 27 | Jul (rising) |
| 45 | Viceroy | Limenitis archippus | Brush-footed Butterflies | 24 | Sep (rising) |
| 46 | Salt Marsh Skipper | Panoquina panoquin | Skippers | 24 | Jul (rising) |
| 47 | Northern Broken-Dash | Polites egeremet | Skippers | 23 | Jul (rising) |
| 48 | Northern Cloudywing | Cecropterus pylades | Skippers | 22 | Jun (peak) |
| 49 | Huron Skipper | Atalopedes huron | Skippers | 21 | Sep (rising) |
| 50 | Hoary Edge | Cecropterus lyciades | Skippers | 21 | Jun (peak) |