Weather Files — The

A primary source for thousands of international weather locations.

Direct and diffuse solar intensity, critical for calculating heat gain. The Weather Files

A standard weather file stores hourly information for a full year, including: Dry-bulb and dew-point temperatures. A primary source for thousands of international weather

There are two primary categories of weather files used to analyze building energy demand and resilience: The Weather Files

Many countries provide localized data, such as the Building Performance site for Aotearoa New Zealand. An In-Depth Look at Weather Files - ClimateData.ca

As the climate shifts, historical data (TMY) may become less representative of a building's future lifespan. Engineers now use to "future-proof" designs.