| Name of station | Temperature average (T) (˚C) | Precipitation average (P) mm | De Martonne Temperature Index (I) | Climatic type |
| Semnan | 2.18 | 7.145 | 1.5 | Dry |
| Shahroud | 15 | 4.159 | 3.6 | Dry |
| Garmsar | 5.18 | 9.127 | 5.4 | Dry |
| Biarjomand | 16 | 7.124 | 8.4 | Dry |
| Ivanaki | 2.19 | 3.151 | 2.5 | Dry |
| Hassinan | 3.21 | 162 | 2.5 | Dry |
| Sodaghlan | 2.15 | 6.407 | 2.16 | Semi-dry |
| Mehdishahr | 5.12 | 253 | 2.11 | Dry |
| Majan | 6.10 | 4.291 | 1.14 | Dry |
| Nardin | 8.11 | 9.178 | 2.8 | Dry |