How to prepare your Lisbon flat for a heatwave
A 9-step guide to lowering the indoor temperature before you even switch on the AC. It works in old flats with thin walls, uninsulated roofs and south-facing windows.
Renting or buying air conditioning in Lisbon: which is worth it?
An honest analysis: when it makes sense to invest €600 in a fixed split, and when it's better to pay €210/week for a portable. Includes a break-even calculation for tenants and owners.
Portable vs fixed air conditioning: which to choose in Lisbon?
Electricity consumption, noise, cooling efficiency, landlord and condominium restrictions. Everything no one explains before you decide.
The best (and worst) Lisbon neighbourhoods to spend the summer
Belém, Parque das Nações, Alfama, Mouraria — how much the indoor temperature rises in each neighbourhood, and where you really need air conditioning. Full table.
How much does a portable air conditioner consume in Lisbon?
2026 EDP tariff, kWh per hour, daily and monthly cost. Real scenarios: sleeping with AC, working from home, a tourist flat. Table and money-saving tricks.
Air conditioning for Airbnb in Lisbon: the host's guide
Without AC you lose ~€3,500/year in revenue. A comparison of installing, buying or renting seasonally, with the ROI per option and tax implications for short-term rentals.