Butterflies Flying in Utah in April (53 Species)

53 butterflies were recorded flying in Utah in April in our iNaturalist sample; 3 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 April

Painted Lady594 obs.

Small White215 obs.

Mourning Cloak190 obs.

California Tortoiseshell188 obs.

Anise Swallowtail151 obs.

Sagebrush Checkerspot52 obs.

Checkered White42 obs.

Mylitta Crescent41 obs.

Gray Hairstreak39 obs.

Red Admiral30 obs.

Juba Skipper26 obs.

Hoary Comma25 obs.

All butterflies flying in Utah in April

#	Species	Scientific name	Family	Obs.	Peak in state
1	Painted Lady	Vanessa cardui	Brush-footed Butterflies	594	Apr (peak)
2	Small White	Pieris rapae	Whites, Yellows, and Sulphurs	215	Jun (rising)
3	Mourning Cloak	Nymphalis antiopa	Brush-footed Butterflies	190	Apr (peak)
4	California Tortoiseshell	Nymphalis californica	Brush-footed Butterflies	188	Jul (rising)
5	Anise Swallowtail	Papilio zelicaon	Swallowtails and Parnassians	151	May (rising)
6	Sagebrush Checkerspot	Chlosyne acastus	Brush-footed Butterflies	52	May (rising)
7	Checkered White	Pontia protodice	Whites, Yellows, and Sulphurs	42	Jun (rising)
8	Mylitta Crescent	Phyciodes mylitta	Brush-footed Butterflies	41	Jun (rising)
9	Gray Hairstreak	Strymon melinus	Gossamer-winged Butterflies	39	Jul (rising)
10	Red Admiral	Vanessa atalanta	Brush-footed Butterflies	30	May (rising)
11	Juba Skipper	Hesperia juba	Skippers	26	May (rising)
12	Hoary Comma	Polygonia gracilis	Brush-footed Butterflies	25	Sep (rising)
13	Two-tailed Swallowtail	Papilio multicaudata	Swallowtails and Parnassians	25	Jun (rising)
14	Milbert's Tortoiseshell	Aglais milberti	Brush-footed Butterflies	23	Jul (rising)
15	Becker's White	Pontia beckerii	Whites, Yellows, and Sulphurs	22	May (rising)
16	Common Checkered-Skipper	Burnsius communis	Skippers	20	Jul (rising)
17	Silvery Blue	Glaucopsyche lygdamus	Gossamer-winged Butterflies	19	May (rising)
18	Variegated Fritillary	Euptoieta claudia	Brush-footed Butterflies	18	Jun (rising)
19	Echo Azure	Celastrina echo	Gossamer-winged Butterflies	16	May (rising)
20	Satyr Comma	Polygonia satyrus	Brush-footed Butterflies	16	Jun (rising)
21	Clouded Sulphur	Colias philodice	Whites, Yellows, and Sulphurs	14	Sep (rising)
22	West Coast Lady	Vanessa annabella	Brush-footed Butterflies	13	May (rising)
23	Marine Blue	Leptotes marina	Gossamer-winged Butterflies	13	Jul (rising)
24	Juniper Hairstreak	Callophrys gryneus	Gossamer-winged Butterflies	13	Jun (rising)
25	Orange Sulphur	Colias eurytheme	Whites, Yellows, and Sulphurs	10	Oct (rising)
26	Brown Elfin	Callophrys augustinus	Gossamer-winged Butterflies	10	May (rising)
27	Dainty Sulphur	Nathalis iole	Whites, Yellows, and Sulphurs	9	Jun (rising)
28	Western Pygmy-Blue	Brephidium exilis	Gossamer-winged Butterflies	9	Oct (rising)
29	Sleepy Duskywing	Erynnis brizo	Skippers	9	May (rising)
30	Gray Buckeye	Junonia grisea	Brush-footed Butterflies	9	Oct (rising)
31	Western Tailed-blue	Everes amyntula	Gossamer-winged Butterflies	7	Jun (rising)
32	Monarch	Danaus plexippus	Brush-footed Butterflies	5	Aug (rising)
33	Northern White-Skipper	Heliopetes ericetorum	Skippers	5	Jun (rising)
34	Melissa Blue	Plebejus melissa	Gossamer-winged Butterflies	4	Jun (rising)
35	Sleepy Orange	Eurema nicippe	Whites, Yellows, and Sulphurs	3	Sep (rising)
36	Western White	Pontia occidentalis	Whites, Yellows, and Sulphurs	3	Jun (rising)
37	Purplish Copper	Tharsalea helloides	Gossamer-winged Butterflies	3	Jul (rising)
38	Queen	Danaus gilippus	Brush-footed Butterflies	2	May (rising)
39	Viceroy	Limenitis archippus	Brush-footed Butterflies	2	Aug (rising)
40	Great Purple Hairstreak	Atlides halesus	Gossamer-winged Butterflies	2	May (rising)
41	Weidemeyer's Admiral	Limenitis weidemeyerii	Brush-footed Butterflies	2	Jul (rising)
42	Southern Dogface	Zerene cesonia	Whites, Yellows, and Sulphurs	2	Apr (peak)
43	Boisduval's Blue	Icaricia icarioides	Gossamer-winged Butterflies	2	Jun (rising)
44	American Lady	Vanessa virginiensis	Brush-footed Butterflies	1	Jul (rising)
45	Fiery Skipper	Hylephila phyleus	Skippers	1	Sep (rising)
46	Common Sootywing	Pholisora catullus	Skippers	1	Jul (rising)
47	Question Mark	Polygonia interrogationis	Brush-footed Butterflies	1	May (rising)
48	Funereal Duskywing	Erynnis funeralis	Skippers	1	Mar (past peak)
49	Sandhill Skipper	Polites sabuleti	Skippers	1	Aug (rising)
50	Arizona Sister	Adelpha eulalia	Brush-footed Butterflies	1	Sep (rising)