Hamadan province lies in a
temperate mountainous region to the east of Zagros.
The vast plains of the north and northeast of the province are influenced by
strong winds, that almost last throughout the year. The various air currents of
this region are: the north and north west winds of the spring and winter
seasons, which are usually humid and bring rainfall. The west-east air currents
that blow in the autumn and the local winds that develops due to difference in
