Question-and-Answer Resource for the Building Energy Modeling Community
 | 1 | initial version |
Using the stat file might be the best option. Can you provide mode detail? Where are the EPW files from? Are they specific to one country? For instance, if they're in the U.S., ASHRAE climate zones are by county. You could use this API to get county based on latitude and longitude, and then get climate zone from that.
