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Seaworld San Diego crowd calendar, September 2026

September 202630 days forecast

Seaworld San Diego is typically quiet in September 2026, averaging 22% of a peak day. The quietest day is Thu 17 Sep at 15%, and the busiest is Sat 5 Sep at 39%.

Best day to visit in September

Thursday 17 Sept

September 2026 is typically quiet at Seaworld San Diego, averaging 22% of a peak day. The busiest is Saturday 5 Sept at 39%.

15%crowds
Also quietThu 24 Sept 15%Tue 15 Sept 16%Wed 16 Sept 16%

Seaworld San Diego is typically quiet in September 2026, averaging around 22% crowd levels. The quietest day to visit is predicted to be Thursday 17th (about 15%), while the busiest is Saturday 5th (about 39%). Weekdays are noticeably quieter than weekends, so a midweek visit means shorter queues.

Wondering how busy Seaworld San Diego will be in September 2026? This calendar predicts crowd levels day by day. The lower the score, the shorter the queues, so pick a quiet day and ride more. Estimated from historical data

Daily crowd levels and opening hours for Seaworld San Diego, September 2026
MonTueWedThuFriSatSun
123%*CalmEst.221%*CalmEst.320%*QuietEst.421%*CalmEst.539%*CalmEst.631%*CalmEst.
725%*CalmEst.819%*QuietEst.918%*QuietEst.1017%*QuietEst.1118%*QuietEst.1237%*CalmEst.1329%*CalmEst.
1420%*QuietEst.1516%*QuietEst.1616%*QuietEst.1715%*QuietEst.1817%*QuietEst.1936%*CalmEst.2028%*CalmEst.
2120%*QuietEst.2216%*QuietEst.2316%*QuietEst.2415%*QuietEst.2517%*QuietEst.2636%*CalmEst.2728%*CalmEst.
2820%*QuietEst.2916%*QuietEst.3016%*QuietEst.
  1. Tue1Hours unavailableSummer23%*Est.Calm
  2. Wed2Hours unavailableSummer21%*Est.Calm
  3. Thu3Hours unavailableSummer20%*Est.Quiet
  4. Fri4Hours unavailableSummer21%*Est.Calm
  5. Sat5Hours unavailableSummer39%*Est.Calm
  6. Sun6Hours unavailableSummer31%*Est.Calm
  7. Mon7Hours unavailableSummer25%*Est.Calm
  8. Tue8Hours unavailableSummer19%*Est.Quiet
  9. Wed9Hours unavailableSummer18%*Est.Quiet
  10. Thu10Hours unavailableSummer17%*Est.Quiet
  11. Fri11Hours unavailableSummer18%*Est.Quiet
  12. Sat12Hours unavailableSummer37%*Est.Calm
  13. Sun13Hours unavailableSummer29%*Est.Calm
  14. Mon14Hours unavailable20%*Est.Quiet
  15. Tue15Hours unavailable16%*Est.Quiet
  16. Wed16Hours unavailable16%*Est.Quiet
  17. Thu17Hours unavailable15%*Est.Quiet
  18. Fri18Hours unavailable17%*Est.Quiet
  19. Sat19Hours unavailable36%*Est.Calm
  20. Sun20Hours unavailable28%*Est.Calm
  21. Mon21Hours unavailable20%*Est.Quiet
  22. Tue22Hours unavailable16%*Est.Quiet
  23. Wed23Hours unavailable16%*Est.Quiet
  24. Thu24Hours unavailable15%*Est.Quiet
  25. Fri25Hours unavailable17%*Est.Quiet
  26. Sat26Hours unavailable36%*Est.Calm
  27. Sun27Hours unavailable28%*Est.Calm
  28. Mon28Hours unavailable20%*Est.Quiet
  29. Tue29Hours unavailable16%*Est.Quiet
  30. Wed30Hours unavailable16%*Est.Quiet
Quiet 0-20%Below avg 20-40%Average 40-60%Above avg 60-80%Very busy 80-100%

Crowd levels are estimated from this park's own recorded queue times and may not always be right. Opening hours come from the park and can change. Always check the park's own site before travelling. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.

August 2026October 2026November 2026December 2026January 2027February 2027March 2027April 2027Full crowd calendar

Frequently asked

When is the quietest day to visit Seaworld San Diego in September 2026?

Thursday 17th is predicted to be the quietest day to visit Seaworld San Diego in September 2026, at around 15% crowd levels.

When is Seaworld San Diego busiest in September 2026?

Saturday 5th is predicted to be the busiest day at Seaworld San Diego in September 2026, at around 39% crowd levels.

How busy is Seaworld San Diego in September 2026?

On average, Seaworld San Diego is quiet in September 2026 - around 22% crowd levels. Weekdays are usually quieter than weekends.

Is Seaworld San Diego busier on weekends?

Yes - Seaworld San Diego is typically busier at weekends than midweek in September 2026. Visit on a weekday for shorter queues.

What is the best time to visit Seaworld San Diego?

The best time to visit Seaworld San Diego is on its quietest predicted days - Thursday 17th is the quietest in September 2026 (about 15%). Arriving at opening also means the shortest waits.

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