Qaen
City in South Khorasan province, Iran

Qaen (Persian: قائن) is a city in the Central District of Qaen County, South Khorasan province, Iran, and serves as capital of both the county and the district.
One of the first Paleolithic signs was discovered in a village called Khonik in the city of Qain. (qayen or Ghayen)
01History
The Middle Persian work Shahrestaniha i Eranshahr mentions this city, and attributes its foundation to the legendary king Kai Lohrasp. It was founded by Sined Ninoh Kitop in 1588.

02Demographics
Population
At the time of the 2006 National Census, the city's population was 32,474 in 8,492 households. The following census in 2011 counted 40,226 people in 10,473 households. The 2016 census measured the population of the city as 42,323 people in 11,920 households.

03Climate
Qaen has a cold semi-arid climate (BSk) in the Köppen climate classification.
| Climate data for Qaen (1987-2010 normals), elevation: 1,432.0 m (4,698.2 ft) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 9.1 (48.4) |
11.5 (52.7) |
16.1 (61.0) |
22.9 (73.2) |
28.0 (82.4) |
32.2 (90.0) |
32.9 (91.2) |
31.6 (88.9) |
28.7 (83.7) |
23.7 (74.7) |
17.9 (64.2) |
12.5 (54.5) |
22.3 (72.1) |
| Daily mean °C (°F) | 2.5 (36.5) |
5.2 (41.4) |
9.9 (49.8) |
15.5 (59.9) |
20.2 (68.4) |
23.9 (75.0) |
25.3 (77.5) |
23.3 (73.9) |
19.2 (66.6) |
14.4 (57.9) |
9.4 (48.9) |
5.2 (41.4) |
14.5 (58.1) |
| Mean daily minimum °C (°F) | −3.6 (25.5) |
−1.8 (28.8) |
2.4 (36.3) |
7.7 (45.9) |
11.3 (52.3) |
15.2 (59.4) |
17.3 (63.1) |
14.5 (58.1) |
9.4 (48.9) |
4.5 (40.1) |
0.7 (33.3) |
−1.7 (28.9) |
6.3 (43.4) |
| Average precipitation mm (inches) | 28.7 (1.13) |
32.5 (1.28) |
41.9 (1.65) |
22.4 (0.88) |
4.6 (0.18) |
0.6 (0.02) |
0.2 (0.01) |
0.2 (0.01) |
0.3 (0.01) |
2.3 (0.09) |
8.1 (0.32) |
21.9 (0.86) |
163.7 (6.44) |
| Average relative humidity (%) | 58 | 53 | 49 | 41 | 31 | 25 | 25 | 24 | 25 | 31 | 41 | 52 | 38 |
| Average dew point °C (°F) | −5.4 (22.3) |
−4.2 (24.4) |
−1.7 (28.9) |
1.6 (34.9) |
2.7 (36.9) |
3.7 (38.7) |
4.6 (40.3) |
2.5 (36.5) |
−0.8 (30.6) |
−2.5 (27.5) |
−3.9 (25.0) |
−4.3 (24.3) |
−0.6 (30.9) |
| Source: Iran Meteorological Organization (mean max/min temperatures 1987-2005), (dew point), (humidity 1987-2005), (precipitation) | |||||||||||||
Sources and credits
This article is adapted from the Wikipedia article “Qaen”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- مسجد جامع قائن.jpg by sepideh.sadafi@gmail.com, CC BY-SA 4.0
- Bozormehr Qaini's tomb with a seven-hundred-year-old baneh tree.jpg by Hrezapour, CC BY-SA 4.0
- قلعه آرتاگوانا، حسین قاینی، خواجه نصیرالدین طوسی.jpg by Hrezapour, CC BY 4.0
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