Best Time to See Monarch Butterflies in Utah

August, July and September is the best time to see monarch butterflies in Utah. Based on 1,370 verified iNaturalist observations, here is exactly when monarch butterflies are most active across the year in Utah.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.

Best months: August, July, SeptemberPeak season right now

1,370 verified observations of monarch butterflies in Utah, recorded across 9 months of the year on iNaturalist.

When monarch butterflies are recorded in Utah

Peak month

August

404 records (29.5% of the year)

Quietest month

January

No verified records

MonthObservationsShare
January00%
February00%
March00%
April50.4%
May302.2%
June18813.7%
Julypeak33024.1%
Augustpeak40429.5%
Septemberpeak29221.3%
October1087.9%
November120.9%
December10.1%

Monarch Butterflies you are most likely to see

SpeciesVerified observations
Monarch1,370

Sightings of monarch butterflies in Utah peak in August, when 404 of the year's 1,370 verified observations are logged — about 29.5% of the annual total. Activity stays high through August, July and September.

The quietest stretch is January, February and March, when monarch butterflies are hardest to find — no verified records exist for January. If a reliable sighting matters, plan around the peak window rather than the off-season.

The monarch butterflies you are most likely to encounter in Utah are Monarch — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.

Where to go

Best places to see monarch butterflies in Utah

  • Bryce Canyon National ParkNational Park
  • Capitol Reef National ParkNational Park
  • Cedar Breaks National MonumentNational Monument
  • Dinosaur National MonumentNational Monument
  • Zion National ParkNational Park
  • Arches National ParkNational Park
Plan your tripBryce Canyon National Park

Plan your monarch butterfly trip in Utah

Start with live tours near Bryce Canyon National Park, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Frequently asked questions

What is the best month to see monarch butterflies in Utah?+

August is the single best month, and the broader peak window runs through August, July and September, based on 1,370 verified iNaturalist observations.

When are monarch butterflies hardest to see in Utah?+

January is the quietest month for monarch butterflies in Utah, with no verified records on iNaturalist.

Are monarch butterflies active year-round in Utah?+

Monarch butterflies are recorded in 9 of 12 months in Utah, concentrated around August and July.