Category Number | Category Name | Description | Selected Stationsb |
1 | Arid | Aridity index <10 | Ahwaz, Bam, Bandarabbas, Birjand, Bushehr, Chabahar, Darab, Fasa, Karaj, Kashan, Mashhad, Qom, Sabzevar, Semnan, Shahroud, Tehran, Torbat Heydariyeh, Zabol, Yazd, Zahedan |
2 | Semi-arid | 10< Aridity index <20 | Ahar, Arak, Ardebil, Gorgan, Hamedan, Kermanshah, Mahabad, Makoo, Maragheh, Qazvin, Shahrekord, Shiraz, Urmia, Zanjan, Sanandaj |
3 | Mediterranean | 20< Aridity index <24 | Saghez |
4 | Semi -humida | 24< Aridity index <28 | c |
5 | Humid | 28< Aridity index <35 | Babolsar, Yasooj |
6 | Very humid | Aridity index ≥35 | Anzali, Rasht |