ASHRAE Technical Committee 4.2 - Climatic Information


Welcome to the website of TC 4.2 - Climatic Information!

Scope: Technical Committee 4.2 is concerned with the identification, analysis, and tabulation of climatic data for use in analysis and design of heating, refrigeration, ventilation and air-conditioning systems. Promotion of effective use of weather information in these applications is also included.

Become involved in your TC's issues!

Use the information available on this website, and attend one of our regular meetings at ASHRAE Annual and Winter conferences!

ASHRAE Handbook

We are responsible for Chapter 14: Climatic Design Information in the ASHRAE Handbook - Fundamentals.
For more information on this and our other activities, please check the Activities page.

Recently posted

The draft minutes of the Chicago meeting have been posted, so has the agenda of the Atlanta meeting. See the Meetings page.

Work area

Work documents are posted on the TC 4.2 Google Site,

Questions? Info?

Send an email to the chair of the TC, Dru Crawley:


2015 Annual Meeting - Atlanta, GA, Jun 27 - Jul 1
2016 Winter Meeting - Orlando, FL,
Jan 23-27
2016 Annual Meeting - St. Louis, MO, Jun 25-29
2017 Winter Meeting - 
Las Vegas, NV, Jan 28-Feb 1