Opening a WEA File

The WEA file type is primarily associated with EnergyPlus.

WEAFile Extension WEA
File extension: WEA
File type:  data file

What is a WEA file

WEA files mostly belong to EnergyPlus. The WEA file extension is used for two distinct purposes.
Weather Data Files use this extension to store environmental parameters. These files contain climate records such as temperature, humidity, wind speed, and solar radiation that are fed into simulation programs. For example, tools like EnergyPlus and Meteonorm use such data to perform building energy analyses and climate studies.
Brother Embroidery Format Files also use the WEA extension to hold design instructions and stitching patterns for embroidery machines.
  • Weather Data: Contains simulation input values for climate modeling.
  • Embroidery Data: Carries design layout and stitch details.
  • FilExt.com notes: To open and view a WEA file, check its origin. If it comes from a simulation project, use software like EnergyPlus or Meteonorm. If it is an embroidery design, use the corresponding Brother embroidery software. Reviewing the file header may help decide which application is correct.

    How to open a WEA file

    You need a suitable software like EnergyPlus to open a WEA file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your WEA file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a WEA file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online WEA Text Viewer

    Choose your .wea file to analyze

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    Programs that open and convert WEA files:

    1. EnergyPlus
      See the previous paragraphs to learn more about the main application. WEA files are often referred to as EnergyPlus data files because this type of file is primarily created or used by this software.
    2. Weather Tool (Weather Data) by Square One research
      The Weather Tool is a visualisation and analysis program for hourly climate data. It recognises a wide range of international weather file formats as well as allowing users to specify customised data import formats for ASCII files. It also provides a wide range of display options, including both 2D and 3D graphs as well as wind roses and sun-path diagrams. The identifying characters used for this association are - Hex: 61 6A 6D 5F 57 45 41 5F 76 65 72, ASCII: ajm_WEA_ver.

    Technical Data for WEA File Extension

    File classification:
    Data
    Identifier:
    Hex: 61 6A 6D 5F 57 45 41 5F 76 65 72, ASCII: ajm_WEA_ver (provided by TrID database)
    Related files:
    epw, tmy, pes, dst, pec, clm, ddy, stat, rain, zip, et1, wlk

    a wea data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with WEA files

    • Associate the WEA file extension with the correct application.
    • Update your software that should actually open data files. Because only the current version supports the latest WEA file format. Search, therefore, e.g. on the manufacturer website after an available EnergyPlus update.
    • To make sure that your WEA file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
    • Click here to open your .WEA file online - secure, fast, and no downloads needed.
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    WEA file viewer WEA file description