>> TMY file

TMY file format description

Many people share .tmy files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .tmy file can be edited, converted or printed with. On this page, we try to provide assistance for handling .tmy files.

1 filename extension(s) found in our database.

.tmy - Typical Meteorological Year Data

The TMY data files are related to Weather Analytics. The TMY file is an Typical Meteorological Year Data. TMY files are created by looking at 15-30 years of hourly data at the site in question (usually a weather station) and selecting, in series, the most typical January, February, ... and so on of all available years based on a weighted average of eleven weather variables with the selected months knitted together into one synthetic year of typical months.

Weather Analytics
Data files
- / -
Typical Meteorological Year Data related extensions:
WinList Analysis Protocol File
scanGogh II Scan Document
XML for Requirements Interchange Data
Apollo HiPer-SIx Database Index
LabQuest 2 Automatic Update
Vernier Logger Lite Data

Naturally, other applications may also use the .tmy file extension. Even harmful programs can create .tmy files. Be especially cautious with .tmy files coming from an unknown source!

Can't open a .tmy file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .tmy file extension is often given incorrectly!

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

gmy, hmy, my, tly, tm, tmg, tmh, tmt, tny, ty, tym, ymy

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

TimeCult Workspace
The Master Genealogist Data
Windows Trace Message Header File
Catalyst Translation Memory Data
HemeLB Geometry Data
Tecmail Configuration

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .tmy file format, then write to us!