Butterflies Flying in New York in October (60 Species)

60 butterflies were recorded flying in New York in October 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.

Apr May Jun Jul Aug Sep Oct Nov

Top butterflies in October

Monarch1,945 obs.

Small White463 obs.

American Lady266 obs.

Painted Lady264 obs.

Orange Sulphur247 obs.

Black Swallowtail227 obs.

Common Buckeye208 obs.

Huron Skipper203 obs.

Clouded Sulphur180 obs.

Red Admiral123 obs.

Fiery Skipper123 obs.

Eastern Comma118 obs.

All butterflies flying in New York in October

#	Species	Scientific name	Family	Obs.	Peak in state
1	Monarch	Danaus plexippus	Brush-footed Butterflies	1,945	Aug (past peak)
2	Small White	Pieris rapae	Whites, Yellows, and Sulphurs	463	Jul (past peak)
3	American Lady	Vanessa virginiensis	Brush-footed Butterflies	266	Jul (past peak)
4	Painted Lady	Vanessa cardui	Brush-footed Butterflies	264	Sep (past peak)
5	Orange Sulphur	Colias eurytheme	Whites, Yellows, and Sulphurs	247	Sep (past peak)
6	Black Swallowtail	Papilio polyxenes	Swallowtails and Parnassians	227	Aug (past peak)
7	Common Buckeye	Junonia coenia	Brush-footed Butterflies	208	Sep (past peak)
8	Huron Skipper	Atalopedes huron	Skippers	203	Sep (past peak)
9	Clouded Sulphur	Colias philodice	Whites, Yellows, and Sulphurs	180	Sep (past peak)
10	Red Admiral	Vanessa atalanta	Brush-footed Butterflies	123	Jul (past peak)
11	Fiery Skipper	Hylephila phyleus	Skippers	123	Sep (past peak)
12	Eastern Comma	Polygonia comma	Brush-footed Butterflies	118	Jul (past peak)
13	Eastern Tailed-Blue	Everes comyntas	Gossamer-winged Butterflies	76	Aug (past peak)
14	Mourning Cloak	Nymphalis antiopa	Brush-footed Butterflies	71	Apr (past peak)
15	Red-banded Hairstreak	Calycopis cecrops	Gossamer-winged Butterflies	67	Aug (past peak)
16	Question Mark	Polygonia interrogationis	Brush-footed Butterflies	57	Jul (past peak)
17	Pearl Crescent	Phyciodes tharos	Brush-footed Butterflies	48	Aug (past peak)
18	Gray Hairstreak	Strymon melinus	Gossamer-winged Butterflies	39	Aug (past peak)
19	Silver-spotted Skipper	Epargyreus clarus	Skippers	37	Aug (past peak)
20	Spicebush Swallowtail	Papilio troilus	Swallowtails and Parnassians	35	Aug (past peak)
21	Viceroy	Limenitis archippus	Brush-footed Butterflies	35	Aug (past peak)
22	Bronze Copper	Tharsalea hyllus	Gossamer-winged Butterflies	35	Jun (past peak)
23	Pipevine Swallowtail	Battus philenor	Swallowtails and Parnassians	32	Jul (past peak)
24	Variegated Fritillary	Euptoieta claudia	Brush-footed Butterflies	32	Jul (past peak)
25	American Copper	Lycaena hypophlaeas	Gossamer-winged Butterflies	32	Jul (past peak)
26	Great Spangled Fritillary	Argynnis cybele	Brush-footed Butterflies	30	Jul (past peak)
27	Ocola Skipper	Panoquina ocola	Skippers	26	Sep (past peak)
28	Eastern Giant Swallowtail	Heraclides cresphontes	Swallowtails and Parnassians	25	Aug (past peak)
29	Wild Indigo Duskywing	Erynnis baptisiae	Skippers	24	Jul (past peak)
30	Peck's Skipper	Polites peckius	Skippers	22	Aug (past peak)
31	Common Checkered-Skipper	Burnsius communis	Skippers	21	Sep (past peak)
32	Cloudless Sulphur	Phoebis sennae	Whites, Yellows, and Sulphurs	19	Sep (past peak)
33	Eastern Tiger Swallowtail	Papilio glaucus	Swallowtails and Parnassians	12	Jul (past peak)
34	White M Hairstreak	Parrhasius m-album	Gossamer-winged Butterflies	10	Sep (past peak)
35	Summer Azure	Celastrina neglecta	Gossamer-winged Butterflies	7	Jul (past peak)
36	Zabulon Skipper	Lon zabulon	Skippers	7	Aug (past peak)
37	Least Skipper	Ancyloxypha numitor	Skippers	6	Aug (past peak)
38	Milbert's Tortoiseshell	Aglais milberti	Brush-footed Butterflies	5	Jul (past peak)
39	Horace's Duskywing	Erynnis horatius	Skippers	4	Jul (past peak)
40	Tawny-edged Skipper	Polites themistocles	Skippers	4	Aug (past peak)
41	American Snout	Libytheana carinenta	Brush-footed Butterflies	4	Jul (past peak)
42	Red-spotted Admiral	Limenitis arthemis	Brush-footed Butterflies	4	Jun (past peak)
43	Common Ringlet	Coenonympha california	Brush-footed Butterflies	4	Jun (past peak)
44	Common Sootywing	Pholisora catullus	Skippers	3	Aug (past peak)
45	Meadow Fritillary	Boloria bellona	Brush-footed Butterflies	3	Jul (past peak)
46	Baltimore Checkerspot	Euphydryas phaeton	Brush-footed Butterflies	3	Jul (past peak)
47	Brazilian Skipper	Calpodes ethlius	Skippers	2	Aug (past peak)
48	Little Yellow	Eurema lisa	Whites, Yellows, and Sulphurs	2	Jun (past peak)
49	Checkered White	Pontia protodice	Whites, Yellows, and Sulphurs	2	Sep (past peak)
50	Harvester	Feniseca tarquinius	Gossamer-winged Butterflies	2	Aug (past peak)