Vaisala - Changes in company's own shares

Vaisala Oyj: SHARE REPURCHASE 8.5.2015

VAISALA CORPORATION     STOCK EXCHANGE ANNOUNCEMENT    8.5.2015

SHARE REPURCHASE 8.5.2015

In the Helsinki Stock Exchange

Trade date              8.5.2015

Bourse trade            BUY

Share                   VAIAS

Amount                  2 274        shares

Total cost              54 537,34    EUR

Average price/ share    23,9830      EUR

Highest price/ share    24,00        EUR

Lowest price/ share     23,90        EUR


Vaisala Corporation now holds a total of 44 324 shares
including the shares repurchased on 8.5.2015.

On behalf of Vaisala Corporation

NORDEA BANK FINLAND PLC

Janne Sarvikivi         Julius Summanen

[HUG#1920281]