.EPW File Extension

Developer:
U.S. Department of Energy
File Type:
EnergyPlus Weather Data File
Popularity:

Having trouble opening .epw extension? Don't panic! This page explains what epw files are as well as suggests programs you may use to open epw files. You can download these programs through this page.

What is a EPW file?

Epw file extension has EnergyPlus Weather Data file type, developed by U.S. Department of Energy, which is associated with the "data files" category.

To learn how you can open the given file, read the information below.

epw file icon
Developer:
U.S. Department of Energy
File Type:
EnergyPlus Weather Data File
Category:
Data Files
Format:
N/A

How to open EPW file?

Double click the epw file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .epw extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the epw extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".
4.437.860 downloads

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the epw file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open EPW files

  • Windows Windows
    • U.S. Department of Energy EnergyPlus U.S. Department of Energy EnergyPlus

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the epw file as well. Download Universal File Viewer for your OS.

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