Howl'o'ween 2026 at Chessington World Of Adventures: crowd calendar
Howl'o'ween 2026 at Chessington World Of Adventures runs 3 Oct to 1 Nov 2026 and is forecast moderately busy, averaging 56% crowd level. The quietest date is Mon 19 Oct at 31%, the busiest Mon 26 Oct at 74%.
Quietest date of Howl'o'ween 2026
Howl'o'ween 2026 is forecast moderately busy at Chessington World Of Adventures, averaging 56% crowd level across its 20 dates. The busiest is Monday 26 Oct at 74%.
Across its 20 dates the forecast averages 56% crowd level, which is about a normal day for this park. That is 13 points busier than the same weeks measured in 2025 (43%). Expect queues to average around 22 minutes park-wide on a typical date.
Every date, with the forecast
October 2026
November 2026
The 10 days inside the run that Howl'o'ween does not operate on are forecast 30% on average, quieter than the event dates.
How the same weeks ran in 2025
Between 3 Oct and 1 Nov 2025 the park measured 43% on average over 26 recorded days. The busiest was Monday 27 Oct at 76%, the quietest Thursday 16 Oct at 16%. These are the same calendar weeks, not necessarily 2025's event dates.
Busiest days, measured
- 1Monday 27 Oct76%
- 2Thursday 30 Oct75%
- 3Tuesday 28 Oct73%
- 4Friday 24 Oct68%
- 5Sunday 12 Oct63%
Quietest days, measured
- 1Thursday 16 Oct16%
- 2Thursday 23 Oct19%
- 3Monday 13 Oct21%
- 4Monday 6 Oct21%
- 5Friday 10 Oct24%
Dates as published by Chessington World Of Adventures; always check the park's own site before travelling. Crowd levels are modelled from this park's own recorded queue times, school and public holidays, day of the week and the weather forecast, and may not always be right. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.
Frequently asked
When is Howl'o'ween 2026 at Chessington World Of Adventures?
Howl'o'ween 2026 runs 3 Oct to 1 Nov 2026, on selected dates: 20 dates in total. Dates are as published by Chessington World Of Adventures.
What is the quietest date of Howl'o'ween 2026?
Monday 19 Oct is forecast the quietest at 31% crowd level. The next best are Tue 20 Oct (31%), Wed 21 Oct (31%), Thu 22 Oct (37%).
What is the busiest date of Howl'o'ween 2026?
Monday 26 Oct is forecast the busiest at 74%. The 6 dates that fall in the October break (17 Oct to 30 Oct) average 69%.
How busy is Howl'o'ween compared with a normal day at Chessington World Of Adventures?
The event dates average 56% crowd level, about a normal day for this park. The same weeks in 2025 measured 43% on average. The 10 days inside the run that Howl'o'ween does not operate on are forecast 30% on average, quieter than the event dates.

