Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .epw

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .epw file?
  • Which program can create the .epw file?
  • Where can you find a description of the .epw format?
  • What can convert .epw files to a different format?
  • Which MIME-type is associated with the .epw extension?
EnergyPlus Weather Data .epw file icon

EnergyPlus Weather Data

EPW file is an EnergyPlus Weather Data. EnergyPlus is a whole building energy simulation program that engineers, architects, and researchers use to model energy and water use in buildings.
Category: Data files
Application: EnergyPlus
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
EnergyPlus Simulation Output
EnergyPlus Model Summary Configuration Output

Other types of files may also use the .epw file extension. If you have helpful information about .epw extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Pencil for Firefox Document
Award Bios Boot Logo
Extended Position Description File
Encapsulated PostScript Image
Euphoria Include File
IAR System Project
Microsoft Visual FoxPro Configuration
Visitor Project File
Pathetic Writer Document

The .epw filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

spw (1), pw (1), fpw (1), eps (1), epa (1), wpw (1), rpw (1), pew (1), ewp (1), epd (1), ep (1)

Can't open a .epw file?

If you want to open a .epw file on your computer, you just need to have the appropriate program installed. If the .epw association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.epw

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android