Monarch Butterflies in Oregon in June
Yes, June is one of the best months to see monarch butterflies in Oregon. It is the 1st busiest month of the year, with 164 of the 577 sightings logged across the year (28.4%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Peak month for monarch butterflies in Oregon
28.4%
of yearly sightings
164
records in June
#1
busiest month of 12
577
verified records a year
May 2.9%, June 28.4%, July 23.6%. Busiest month is June at 28.4%.
577 verified observations of monarch butterflies in Oregon, recorded across 7 months of the year on iNaturalist.
When monarch butterflies are recorded in Oregon
Peak month
June
164 records (28.4% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 0 | 0% |
| February | 0 | 0% |
| March | 0 | 0% |
| April | 0 | 0% |
| May | 17 | 2.9% |
| Junepeak | 164 | 28.4% |
| Julypeak | 136 | 23.6% |
| Augustpeak | 141 | 24.4% |
| September | 88 | 15.3% |
| October | 28 | 4.9% |
| November | 3 | 0.5% |
| December | 0 | 0% |
Monarch Butterflies you are most likely to see
| Species | Verified observations |
|---|---|
| Monarch | 577 |
In Oregon, June carries 28.4% of the year's monarch butterflies sightings, about 20.1 points above an even month-to-month split. That makes it the 1st busiest of the twelve months, out of 7 months with recorded activity.
Activity is rising from May (2.9%) into June, and it heads toward July (23.6%) after. This is right inside the peak window, so June is one of the surest months to plan a trip around.
The monarch butterflies most often recorded in Oregon are Monarch. Those counts are annual totals rather than a June split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in June itself.
Which monarch butterflies you are most likely to see
- Monarch577 records
Plan your monarch butterfly trip in Oregon
Start with live tours near Crater Lake National Park, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Crater Lake National Park
Use the live GetYourGuide widget to compare local departures and activity styles close to the main monarch butterfly viewing area.
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Stay nearbyStay near Crater Lake National Park
Compare hotels, cabins and lodges close to the best monarch butterfly viewing area in Oregon.
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Broader backupBook a monarch butterfly tour in Oregon
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Frequently asked questions
Can you see monarch butterflies in Oregon in June?+
Yes. June accounts for 164 of the 577 verified monarch butterflies sightings logged in Oregon across the year, which is 28.4% of the annual total.
Is June a good time to see monarch butterflies in Oregon?+
June is one of the best months. It ranks 1st of the year and sits inside the peak window of June, August and July.
What month is best for monarch butterflies in Oregon?+
June is the single busiest month, with the broader peak running through June, August and July, based on 577 verified observations.
Which monarch butterflies are you most likely to see in Oregon?+
The most-recorded species in Oregon are Monarch, based on all-time iNaturalist counts.
See monarch butterflies in Oregon in other months
More wildlife in Oregon