60 butterflies were recorded flying in Florida in December in our iNaturalist sample; 0 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in December

Monarch
White Peacock

Gulf Fritillary
Atala
Zebra Longwing

Barred Yellow
Ceraunus Blue

Long-tailed Skipper

Queen

Dorantes Longtail

Common Buckeye

Julia Heliconian
All butterflies flying in Florida in December
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Monarch | Danaus plexippus | Brush-footed Butterflies | 1,360 | Apr (past peak) |
| 2 | White Peacock | Anartia jatrophae | Brush-footed Butterflies | 1,202 | Oct (past peak) |
| 3 | Gulf Fritillary | Dione vanillae | Brush-footed Butterflies | 1,158 | Oct (past peak) |
| 4 | Atala | Eumaeus atala | Gossamer-winged Butterflies | 652 | Jul (past peak) |
| 5 | Zebra Longwing | Heliconius charithonia | Brush-footed Butterflies | 639 | Apr (past peak) |
| 6 | Barred Yellow | Eurema daira | Whites, Yellows, and Sulphurs | 595 | Nov (past peak) |
| 7 | Ceraunus Blue | Hemiargus ceraunus | Gossamer-winged Butterflies | 517 | Sep (past peak) |
| 8 | Long-tailed Skipper | Urbanus proteus | Skippers | 424 | Oct (past peak) |
| 9 | Queen | Danaus gilippus | Brush-footed Butterflies | 363 | Sep (past peak) |
| 10 | Dorantes Longtail | Cecropterus dorantes | Skippers | 350 | Nov (past peak) |
| 11 | Common Buckeye | Junonia coenia | Brush-footed Butterflies | 344 | Oct (past peak) |
| 12 | Julia Heliconian | Dryas iulia | Brush-footed Butterflies | 294 | Apr (past peak) |
| 13 | Great Southern White | Ascia monuste | Whites, Yellows, and Sulphurs | 273 | Apr (past peak) |
| 14 | Phaon Crescent | Phyciodes phaon | Brush-footed Butterflies | 248 | Apr (past peak) |
| 15 | Cloudless Sulphur | Phoebis sennae | Whites, Yellows, and Sulphurs | 231 | Sep (past peak) |
| 16 | Cassius Blue | Leptotes cassius | Gossamer-winged Butterflies | 229 | Apr (past peak) |
| 17 | Monk Skipper | Choranthus capucinus | Skippers | 227 | Apr (past peak) |
| 18 | Fiery Skipper | Hylephila phyleus | Skippers | 225 | Sep (past peak) |
| 19 | West Indian Mangrove Buckeye | Junonia neildi | Brush-footed Butterflies | 215 | Mar (past peak) |
| 20 | Three-spotted Skipper | Cymaenes tripunctus | Skippers | 164 | Sep (past peak) |
| 21 | Ruddy Daggerwing | Marpesia petreus | Brush-footed Butterflies | 151 | Apr (past peak) |
| 22 | Orange-barred Sulphur | Phoebis philea | Whites, Yellows, and Sulphurs | 143 | Apr (past peak) |
| 23 | Ocola Skipper | Panoquina ocola | Skippers | 143 | Oct (past peak) |
| 24 | Tropical Checkered-Skipper | Burnsius oileus | Skippers | 135 | Sep (past peak) |
| 25 | Eastern Giant Swallowtail | Heraclides cresphontes | Swallowtails and Parnassians | 133 | Sep (past peak) |
| 26 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 105 | Apr (past peak) |
| 27 | Carolina Satyr | Hermeuptychia sosybius | Brush-footed Butterflies | 104 | Mar (past peak) |
| 28 | Little Yellow | Eurema lisa | Whites, Yellows, and Sulphurs | 99 | Oct (past peak) |
| 29 | Mallow Scrub-Hairstreak | Strymon istapa | Gossamer-winged Butterflies | 97 | May (past peak) |
| 30 | Clouded Skipper | Lerema accius | Skippers | 80 | Sep (past peak) |
| 31 | Polydamas Swallowtail | Battus polydamas | Swallowtails and Parnassians | 65 | Jul (past peak) |
| 32 | Large Orange Sulphur | Phoebis agarithe | Whites, Yellows, and Sulphurs | 64 | Jul (past peak) |
| 33 | Pearl Crescent | Phyciodes tharos | Brush-footed Butterflies | 63 | Apr (past peak) |
| 34 | Viceroy | Limenitis archippus | Brush-footed Butterflies | 63 | Sep (past peak) |
| 35 | Red-banded Hairstreak | Calycopis cecrops | Gossamer-winged Butterflies | 60 | May (past peak) |
| 36 | Brazilian Skipper | Calpodes ethlius | Skippers | 57 | Sep (past peak) |
| 37 | White Checkered-Skipper | Burnsius albezens | Skippers | 56 | Jul (past peak) |
| 38 | Dainty Sulphur | Nathalis iole | Whites, Yellows, and Sulphurs | 53 | Apr (past peak) |
| 39 | Southern Skipperling | Oarisma minima | Skippers | 41 | Jul (past peak) |
| 40 | Sleepy Orange | Eurema nicippe | Whites, Yellows, and Sulphurs | 37 | Aug (past peak) |
| 41 | Great Purple Hairstreak | Atlides halesus | Gossamer-winged Butterflies | 34 | Apr (past peak) |
| 42 | Gray Hairstreak | Strymon melinus | Gossamer-winged Butterflies | 31 | Jun (past peak) |
| 43 | Salt Marsh Skipper | Panoquina panoquin | Skippers | 29 | Mar (past peak) |
| 44 | Eastern Tiger Swallowtail | Papilio glaucus | Swallowtails and Parnassians | 25 | Sep (past peak) |
| 45 | Southern Broken-Dash | Polites otho | Skippers | 22 | Sep (past peak) |
| 46 | Variegated Fritillary | Euptoieta claudia | Brush-footed Butterflies | 21 | May (past peak) |
| 47 | Painted Lady | Vanessa cardui | Brush-footed Butterflies | 19 | Oct (past peak) |
| 48 | Eufala Skipper | Lerodea eufala | Skippers | 19 | Sep (past peak) |
| 49 | Little Metalmark | Calephelis virginiensis | Metalmark Butterflies | 18 | Oct (past peak) |
| 50 | Huron Skipper | Atalopedes huron | Skippers | 17 | Jul (past peak) |