At the time of the 2006 National Census, the city's population was 14,189 in 3,024 households.[6] The following census in 2011 counted 15,786 people in 3,733 households.[7] The 2016 census measured the population of the city as 17,804 people in 4,608 households.[3]
Climate
Siah Cheshmeh has a weather station operating since 2002. Following data is based on observations in 2002-2016 period.
The climate in Chaldoran region is characterized by cold freezing winters with low precipitation. Subzero temperatures are common from November to April. Daily maximum temperatures may also fall below freezing in winter. The weather in summer is warm during the day and cool at night with mean minimum temperature between 13.0 °C (55.4 °F) and 15.0 °C (59.0 °F) in mid-summer. Precipitation is highest in spring and early summer and is lowest in winter.[8]
^ abسرشماري عمومي نفوس و مسكن 1395 : استان آذربایجان غربی [General Population and Housing Census 2016: West Azerbaijan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 30 August 2022. Retrieved 19 December 2022.
^Siah Cheshmeh can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3083562" in the "Unique Feature Id" form, and clicking on "Search Database".
^Habibi, Hassan (23 February 1997) [تاریخ تصویب (Approval date) 1375/12/05 (Iranian Jalali calendar)]. اصلاحات تقسیماتی در استان آذربایجان غربی [Divisional reforms in West Azerbaijan province]. لام تا کام [Lam ta Kam] (in Persian). وزارت کشور [Ministry of the Interior]. کمیسیون سیاسی دفاعی هیأت دولت [Political Defense Commission of the Government Board]. شناسه [ID] 1AE07F07-EFC5-49EB-B030-347A9AD71967. شماره دوره [Course number] 75, شماره جلد [Volume number] 253. Archived from the original on 23 December 2023. Retrieved 2 October 2025.
^سرشماري عمومي نفوس و مسكن 1385 : استان آذربایجان غربی [General Population and Housing Census 2006: West Azerbaijan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 20 September 2011. Retrieved 25 September 2022.
^سرشماري عمومي نفوس و مسكن 1390 : استان آذربایجان غربی [General Population and Housing Census 2011: West Azerbaijan Province]. Iran Data Portal—Syracuse University (in Persian). مرکز آمار ایران [Statistical Centre of Iran]. Archived from the original(Excel) on 20 January 2023. Retrieved 19 December 2022.