Station

Winter mean temperature (˚C/decade)

Winter maximum temperature (˚C/decade)

Winter minimum Temperature (˚C/decade)

Winter rainfall

(mm/decade)

Tehran

0.53

0.31

0.51

−1.1

Semnan

0.099

0.24

0.33

−1.9

Isfahan

0.2

0.3

0.09

3.4

Arak

0.17

0.36

0.17

−13.8

Qom

0.03

0.44

−0.4

−0.84