Weather files are available for upload to HelioScope and can be found from various external sources.
NSRDB is a publicly available and free source of data, with coverage in India and the Americas. SolarGIS, SolarAnywhere, 3TIER, and Meteonorm all offer global coverage for a price and Climate.OneBuilding offers free international weather datasets.
Once you have this data, follow our guide to upload weather datasets to HelioScope.