Gilan province lies along the Caspian Sea, just west of the province of Mazandaran, east of the province of Ardabil, and north of the provinces of Zanjan and Qazvin. Large parts of the province are mountainous, green and forested.
Kerman province is in the southeast of Iran. The climate in the province varies across regions. The north, northwest, and central areas experience a dry and moderate climate, whereas in the south and southeast, the weather is warm and relatively humid.
Khuzestan province is in the southwest of the country, bordering Iraq's Basra Province and the Persian Gulf. The climate of Khuzestan is generally hot and occasionally humid, particularly in the south, while winters are much more cold and dry.
Kurdistan province is located in the west of Iran. Kurdistan has a generally mild and quite pleasant climate throughout the spring and summer. Winters are long and can be very cold with heavy snowfalls.
Mazandaran province is a Caspian province in the north of Iran. The diverse nature of the province features plains, prairies, forests and rainforest stretching from the sandy beaches of the Caspian Sea to the rugged and snowcapped Alborz sierra.
Tehran Province is located to the north of the central plateau of Iran. The metropolis of Tehran is the capital city of the province and of Iran. The province has a semi arid, steppe climate in the south and an alpine climate in the north.
Zanjan province is located in Iranian Azerbaijan. Zanjan has a highland climate characterized by cold snowy weather in the mountains and moderate climate in the plains in wintertime. In the summers, the weather is warm.