60 butterflies were recorded flying in Mississippi in April in our iNaturalist sample; 6 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in April

Eastern Tiger Swallowtail

Monarch

Palamedes Swallowtail

Common Buckeye

American Lady

Pearl Crescent

Pipevine Swallowtail

Little Wood Satyr

Carolina Satyr

Silver-spotted Skipper

Zebra Swallowtail

Question Mark
All butterflies flying in Mississippi in April
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Eastern Tiger Swallowtail | Papilio glaucus | Swallowtails and Parnassians | 144 | Aug (rising) |
| 2 | Monarch | Danaus plexippus | Brush-footed Butterflies | 131 | Oct (rising) |
| 3 | Palamedes Swallowtail | Papilio palamedes | Swallowtails and Parnassians | 97 | Jul (rising) |
| 4 | Common Buckeye | Junonia coenia | Brush-footed Butterflies | 78 | Oct (rising) |
| 5 | American Lady | Vanessa virginiensis | Brush-footed Butterflies | 76 | May (rising) |
| 6 | Pearl Crescent | Phyciodes tharos | Brush-footed Butterflies | 74 | Jul (rising) |
| 7 | Pipevine Swallowtail | Battus philenor | Swallowtails and Parnassians | 59 | Aug (rising) |
| 8 | Little Wood Satyr | Megisto cymela | Brush-footed Butterflies | 54 | Apr (peak) |
| 9 | Carolina Satyr | Hermeuptychia sosybius | Brush-footed Butterflies | 54 | Mar (past peak) |
| 10 | Silver-spotted Skipper | Epargyreus clarus | Skippers | 53 | Aug (rising) |
| 11 | Zebra Swallowtail | Eurytides marcellus | Swallowtails and Parnassians | 43 | May (rising) |
| 12 | Question Mark | Polygonia interrogationis | Brush-footed Butterflies | 42 | Jul (rising) |
| 13 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 41 | Apr (peak) |
| 14 | Variegated Fritillary | Euptoieta claudia | Brush-footed Butterflies | 39 | Oct (rising) |
| 15 | Spicebush Swallowtail | Papilio troilus | Swallowtails and Parnassians | 33 | Aug (rising) |
| 16 | American Snout | Libytheana carinenta | Brush-footed Butterflies | 33 | May (rising) |
| 17 | Eastern Tailed-Blue | Everes comyntas | Gossamer-winged Butterflies | 26 | May (rising) |
| 18 | Cloudless Sulphur | Phoebis sennae | Whites, Yellows, and Sulphurs | 25 | Sep (rising) |
| 19 | Whirlabout | Hedone vibex | Skippers | 24 | Aug (rising) |
| 20 | Red-banded Hairstreak | Calycopis cecrops | Gossamer-winged Butterflies | 23 | Mar (past peak) |
| 21 | Eastern Giant Swallowtail | Heraclides cresphontes | Swallowtails and Parnassians | 22 | Aug (rising) |
| 22 | Zabulon Skipper | Lon zabulon | Skippers | 22 | Apr (peak) |
| 23 | Southern Pearly-eye | Lethe portlandia | Brush-footed Butterflies | 20 | Mar (past peak) |
| 24 | Hackberry Emperor | Asterocampa celtis | Brush-footed Butterflies | 17 | Aug (rising) |
| 25 | Viceroy | Limenitis archippus | Brush-footed Butterflies | 16 | Sep (rising) |
| 26 | Clouded Skipper | Lerema accius | Skippers | 15 | Oct (rising) |
| 27 | Fiery Skipper | Hylephila phyleus | Skippers | 13 | Sep (rising) |
| 28 | Goatweed Leafwing | Anaea andria | Brush-footed Butterflies | 13 | Aug (rising) |
| 29 | Eastern Gemmed-Satyr | Cyllopsis gemma | Brush-footed Butterflies | 13 | Mar (past peak) |
| 30 | Twin-spot Skipper | Oligoria maculata | Skippers | 13 | Aug (rising) |
| 31 | Red-spotted Admiral | Limenitis arthemis | Brush-footed Butterflies | 12 | Aug (rising) |
| 32 | Phaon Crescent | Phyciodes phaon | Brush-footed Butterflies | 12 | Sep (rising) |
| 33 | Gray Hairstreak | Strymon melinus | Gossamer-winged Butterflies | 11 | Jul (rising) |
| 34 | Orange Sulphur | Colias eurytheme | Whites, Yellows, and Sulphurs | 11 | Jun (rising) |
| 35 | Oak Hairstreak | Satyrium favonius | Gossamer-winged Butterflies | 11 | Apr (peak) |
| 36 | Tawny-edged Skipper | Polites themistocles | Skippers | 10 | Apr (peak) |
| 37 | Hoary Edge | Cecropterus lyciades | Skippers | 10 | Jul (rising) |
| 38 | Least Skipper | Ancyloxypha numitor | Skippers | 9 | Aug (rising) |
| 39 | Black Swallowtail | Papilio polyxenes | Swallowtails and Parnassians | 9 | Jun (rising) |
| 40 | Swarthy Skipper | Nastra lherminier | Skippers | 9 | Jul (rising) |
| 41 | Summer Azure | Celastrina neglecta | Gossamer-winged Butterflies | 8 | May (rising) |
| 42 | Horace's Duskywing | Erynnis horatius | Skippers | 6 | May (rising) |
| 43 | Dun Skipper | Euphyes vestris | Skippers | 6 | Jul (rising) |
| 44 | Silvery Checkerspot | Chlosyne nycteis | Brush-footed Butterflies | 6 | Aug (rising) |
| 45 | Gulf Fritillary | Dione vanillae | Brush-footed Butterflies | 5 | Oct (rising) |
| 46 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 5 | May (rising) |
| 47 | Eastern Pine Elfin | Callophrys niphon | Gossamer-winged Butterflies | 5 | Apr (peak) |
| 48 | Great Purple Hairstreak | Atlides halesus | Gossamer-winged Butterflies | 5 | Sep (rising) |
| 49 | Juniper Hairstreak | Callophrys gryneus | Gossamer-winged Butterflies | 5 | Jun (rising) |
| 50 | Little Metalmark | Calephelis virginiensis | Metalmark Butterflies | 5 | Jul (rising) |