Vaisala - Company Announcement

Vaisala's January - June Results Published on August 2, 2012

 Vaisala Corporation         Stock Exchange Release                 26.7.2012 at
2:00 p.m.


Vaisala publishes its January-June (Q2) 2012 results on Thursday, August
2, 2012 at 9:00 a.m. The stock exchange release will be available on the company
website at www.vaisala.com. CEO's presentation will be published at 12:00 noon
(GMT +3) on the same day at www.vaisala.com/investors.

Briefing
Briefing for analysts and media will be arranged in Hotel Kämp, Paavo Nurmi
meeting room, Pohjoisesplanadi 29, Helsinki, starting at 12:00 noon. Please
register to the briefing by email to kirsten.fay@vaisala.com.

Audiocast
The presentation of Kjell Forsén, President and CEO, at the briefing will be
audiocasted live starting at 12:00 noon (GMT +3) at www.vaisala.com/investors.
It will also be published as a recording at the same address at 2:00 p.m. (GMT
+3) on the same day.

More information:
Sanna Nyström, Communications
Tel. +358 40 584 1126

Vaisala is a global leader in environmental and industrial measurement. Building
on 75 years of experience, Vaisala contributes to a better quality of life by
providing a comprehensive range of innovative observation and measurement
products and services for chosen weather-related and industrial markets.
Headquartered in Finland, Vaisala employs approximately 1400 professionals
worldwide and is listed on the NASDAQ OMX Helsinki stock exchange.
www.vaisala.com  www.twitter.com/VaisalaGroup

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