Climatic Information
ASHRAE Technical Committee 4.2

Committee Chair

Dr Carrie A Brown

Committee Scope

TC 4.2 identifies, researches, analyzes, and disseminates climatic data for design of sustainable built environments.


Upcoming Society Conferences

ASHRAE 2024 Annual Conference
June 22-26, 2024
Indianapolis, IN

Additional Information

Do you want to be kept up-do-date about activities of TC 4.2, even if you are not a member? Ask to join the TC 4.2 Google Groups email list-serve by sending a request to the Webmaster or to the Chair.

ASHRAE RP-1847, “Updating Climatic Design Information for the 2021 ASHRAE Handbook, Standard 169, and the Handbook of Smoke Control Engineering", is now complete. Please check for the data in Chapter 14 of the Handbook - Fundamentals, and in the new online Weather Data Viewer, available at Please refer to the ASHRAE Climate Data Center for all these products. The map of all 9,237 sites for which climatic design information is available is available through the following link: