Butterflies Flying in Colorado in June (60 Species)

60 butterflies were recorded flying in Colorado in June in our iNaturalist sample; 17 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.

Mar Apr May Jun Jul Aug Sep Oct Nov

Top butterflies in June

Two-tailed Swallowtail982 obs.

Western Tiger Swallowtail866 obs.

Weidemeyer's Admiral622 obs.

Variegated Fritillary499 obs.

Small White494 obs.

Common Ringlet444 obs.

Painted Lady408 obs.

Taxiles Skipper405 obs.

Rocky Mountain Parnassian378 obs.

Pale Swallowtail344 obs.

Mourning Cloak328 obs.

Silver-spotted Skipper324 obs.

All butterflies flying in Colorado in June

#	Species	Scientific name	Family	Obs.	Peak in state
1	Two-tailed Swallowtail	Papilio multicaudata	Swallowtails and Parnassians	982	Jul (rising)
2	Western Tiger Swallowtail	Papilio rutulus	Swallowtails and Parnassians	866	Jun (peak)
3	Weidemeyer's Admiral	Limenitis weidemeyerii	Brush-footed Butterflies	622	Jul (rising)
4	Variegated Fritillary	Euptoieta claudia	Brush-footed Butterflies	499	Jul (rising)
5	Small White	Pieris rapae	Whites, Yellows, and Sulphurs	494	Jul (rising)
6	Common Ringlet	Coenonympha california	Brush-footed Butterflies	444	Jun (peak)
7	Painted Lady	Vanessa cardui	Brush-footed Butterflies	408	Sep (rising)
8	Taxiles Skipper	Lon taxiles	Skippers	405	Jul (rising)
9	Rocky Mountain Parnassian	Parnassius smintheus	Swallowtails and Parnassians	378	Jul (rising)
10	Pale Swallowtail	Papilio eurymedon	Swallowtails and Parnassians	344	Jun (peak)
11	Mourning Cloak	Nymphalis antiopa	Brush-footed Butterflies	328	Apr (past peak)
12	Silver-spotted Skipper	Epargyreus clarus	Skippers	324	Jun (peak)
13	Checkered White	Pontia protodice	Whites, Yellows, and Sulphurs	314	Jul (rising)
14	Red Admiral	Vanessa atalanta	Brush-footed Butterflies	305	Jun (peak)
15	Common Checkered-Skipper	Burnsius communis	Skippers	299	Aug (rising)
16	Boisduval's Blue	Icaricia icarioides	Gossamer-winged Butterflies	284	Jul (rising)
17	Anise Swallowtail	Papilio zelicaon	Swallowtails and Parnassians	267	Jun (peak)
18	Silvery Blue	Glaucopsyche lygdamus	Gossamer-winged Butterflies	226	Jun (peak)
19	Gorgone Checkerspot	Chlosyne gorgone	Brush-footed Butterflies	223	Jun (peak)
20	Western Tailed-blue	Everes amyntula	Gossamer-winged Butterflies	214	Jun (peak)
21	Reakirt's Blue	Echinargus isola	Gossamer-winged Butterflies	198	Jul (rising)
22	Melissa Blue	Plebejus melissa	Gossamer-winged Butterflies	197	Jul (rising)
23	Western Pine Elfin	Callophrys eryphon	Gossamer-winged Butterflies	177	May (past peak)
24	Aphrodite Fritillary	Argynnis aphrodite	Brush-footed Butterflies	177	Jul (rising)
25	Juniper Hairstreak	Callophrys gryneus	Gossamer-winged Butterflies	176	Jun (peak)
26	Field Crescent	Phyciodes pulchella	Brush-footed Butterflies	169	May (past peak)
27	Black Swallowtail	Papilio polyxenes	Swallowtails and Parnassians	167	Jul (rising)
28	Monarch	Danaus plexippus	Brush-footed Butterflies	165	Sep (rising)
29	Hoary Comma	Polygonia gracilis	Brush-footed Butterflies	136	Jul (rising)
30	Northern Crescent	Phyciodes cocyta	Brush-footed Butterflies	135	Jun (peak)
31	Greenish Blue	Icaricia saepiolus	Gossamer-winged Butterflies	131	Jul (rising)
32	Dun Skipper	Euphyes vestris	Skippers	117	Jul (rising)
33	Orange Sulphur	Colias eurytheme	Whites, Yellows, and Sulphurs	115	Jul (rising)
34	Milbert's Tortoiseshell	Aglais milberti	Brush-footed Butterflies	100	Jul (rising)
35	Gray Hairstreak	Strymon melinus	Gossamer-winged Butterflies	98	Aug (rising)
36	Viceroy	Limenitis archippus	Brush-footed Butterflies	94	Aug (rising)
37	Northern Checkerspot	Chlosyne palla	Brush-footed Butterflies	88	Jul (rising)
38	Peck's Skipper	Polites peckius	Skippers	85	Aug (rising)
39	Common Sootywing	Pholisora catullus	Skippers	83	Jun (peak)
40	Lupine Blue	Icaricia lupini	Gossamer-winged Butterflies	80	Jul (rising)
41	Margined White	Pieris marginalis	Whites, Yellows, and Sulphurs	76	Jul (rising)
42	Silvery Checkerspot	Chlosyne nycteis	Brush-footed Butterflies	62	Jul (rising)
43	Dreamy Duskywing	Erynnis icelus	Skippers	60	Jun (peak)
44	Juba Skipper	Hesperia juba	Skippers	59	May (past peak)
45	Long Dash	Limochores mystic	Skippers	56	Jun (peak)
46	Callippe Fritillary	Argynnis callippe	Brush-footed Butterflies	52	Jun (peak)
47	Dainty Sulphur	Nathalis iole	Whites, Yellows, and Sulphurs	48	Oct (rising)
48	Northern Cloudywing	Cecropterus pylades	Skippers	47	Jun (peak)
49	Tawny-edged Skipper	Polites themistocles	Skippers	46	Jun (peak)
50	Hackberry Emperor	Asterocampa celtis	Brush-footed Butterflies	42	Jul (rising)