Prices for the same room can fall sharply within a fortnight of the peak ending. The weather has barely changed, and the reason is the cost structure of the businesses involved.
Fixed costs dominate the operation
A hotel's largest expenses do not vary with occupancy. Building finance, insurance, maintenance, core staffing and utilities continue whether rooms are sold or not.
The extra cost of accommodating one more guest is small by comparison, covering cleaning, laundry and consumables. Almost any rate above that adds to the day's result.
Empty rooms cannot be stored. A night that passes unsold is revenue permanently lost, which pushes operators to discount rather than hold out.
Demand falls faster than capacity can adjust
Capacity is fixed by construction and cannot shrink when the season turns. Aircraft, rooms and rental fleets are sized for the peak because that is what the year's revenue depends on.
When demand drops, that same capacity chases fewer buyers. Price is the only lever left, and it moves quickly because competitors are moving it too.
Some capacity does leave the market. Seasonal properties close entirely, which is why shoulder season has fewer options as well as cheaper ones.
Peak pricing is subsidising the rest of the year
Businesses in seasonal destinations earn a disproportionate share of annual revenue in a short window. Peak rates are set to cover the whole year, not just those weeks.
Once the annual target is within reach, the calculation changes. Marginal bookings at low rates become attractive because the fixed costs have already been recovered.
This is why the drop is a step rather than a slope. It follows the operator's internal accounting rather than the weather.
School calendars set the boundaries
The sharpest price transitions align with school terms rather than with climate. Families with children cannot travel outside those windows, and that constraint concentrates demand.
The dates differ by country and by region within countries. A destination serving several markets sees several overlapping peaks with gaps between them.
Those gaps are where the best value sits. The week after one country's holidays end and before another's begin can be markedly cheaper.
What the discount actually costs you
Reduced service is part of the trade. Some restaurants, attractions and transport routes run limited hours or close entirely outside the main season.
Weather is less reliable rather than necessarily worse. Shoulder season often brings comfortable conditions with a higher chance of a poor week.
For destinations that are crowded at peak, the trade is strongly favourable. Sites that require timed entry in August can be walked into in October at a lower price.