Station

P

(mm)

M

m

Emberger coefficient

Climatic type

Centigrade degree

Kelvin degree

Centigrade degree (˚C)

Kelvin degree (˚K)

Semnan

7.145

3.37

3.310

0

273

4.13

Dry cold

Shahroud

4.159

3.33

3.306

−1.9

1.271

6.15

Dry cold

Garmsar

9.127

9.39

9.312

−0.9

1.272

7.10

Dry cold

Biarjomand

7.124

3.35

3.308

−9.2

1.270

2.11

Dry cold

Ivanaki

3.151

8.39

8.312

3.1

3.274

3.13

Mild desert

Hassinan

162

3.39

3.312

5.2

5.275

15

Mild desert

Sodaghlan

6.407

1.31

1.304

−5

268

9.41

Semi-humid cold

Mehdishahr

253

5.27

5.300

−8.4

2.268

5.24

Dry cold

Majan

4.291

8.28

8.301

−7.3

3.269

7.31

Semi-dry cold

Nardin

9.178

8.28

8..301

−7.3

3.269

2.19

Dry cold