Monarch Butterflies in South Carolina in October

Yes, October is one of the best months to see monarch butterflies in South Carolina. It is the 1st busiest month of the year, with 545 of the 1,991 sightings logged across the year (27.4%), based on verified iNaturalist records.

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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.

Monarch photographed in South CarolinaMonarch photographed in South CarolinaMonarch photographed in South Carolina
Photos by iNaturalist observers, used under Creative Commons.

Peak month for monarch butterflies in South Carolina

27.4%

of yearly sightings

545

records in October

#1

busiest month of 12

1,991

verified records a year

September 20.5%, October 27.4%, November 8.7%. Busiest month is October at 27.4%.

Best months: October, September, August

1,991 verified observations of monarch butterflies in South Carolina, recorded across 12 months of the year on iNaturalist.

When monarch butterflies are recorded in South Carolina

Peak month

October

545 records (27.4% of the year)

Quietest month

February

6 records

MonthObservationsShare
January170.9%
February60.3%
March221.1%
April1437.2%
May1879.4%
June854.3%
July663.3%
Augustpeak29815%
Septemberpeak40920.5%
Octoberpeak54527.4%
November1738.7%
December402%

Monarch Butterflies you are most likely to see

SpeciesVerified observations
Monarch1,991

In South Carolina, October carries 27.4% of the year's monarch butterflies sightings, about 19.1 points above an even month-to-month split. That makes it the 1st busiest of the twelve months, out of 12 months with recorded activity.

Activity is rising from September (20.5%) into October, and it heads toward November (8.7%) after. This is right inside the peak window, so October is one of the surest months to plan a trip around.

The monarch butterflies most often recorded in South Carolina are Monarch. Those counts are annual totals rather than a October split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in October itself.

Which monarch butterflies you are most likely to see

  • Monarch1,991 records
Plan your tripCharles Pinckney National Historic Site

Plan your monarch butterfly trip in South Carolina

Start with live tours near Charles Pinckney National Historic Site, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Frequently asked questions

Can you see monarch butterflies in South Carolina in October?+

Yes. October accounts for 545 of the 1,991 verified monarch butterflies sightings logged in South Carolina across the year, which is 27.4% of the annual total.

Is October a good time to see monarch butterflies in South Carolina?+

October is one of the best months. It ranks 1st of the year and sits inside the peak window of October, September and August.

What month is best for monarch butterflies in South Carolina?+

October is the single busiest month, with the broader peak running through October, September and August, based on 1,991 verified observations.

Which monarch butterflies are you most likely to see in South Carolina?+

The most-recorded species in South Carolina are Monarch, based on all-time iNaturalist counts.