What matters in practice

Warm weather can simplify access, but summer heat and humidity still require planning. Cooler months may be workable when the room and materials can be kept within the required conditions and the crew can control snow, salt and moisture at the entrance.

The slab has its own history. A basement with recurring dampness or a garage that stays wet after snowmelt needs more than a favourable weather forecast. Moisture clues and drainage belong in the assessment regardless of month.

Choose the date around both conditions and logistics. Plan where vehicles and stored items will go, how long the room will be unavailable and what happens if weather changes the approved installation window.