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Rūyān, Iran

Full City Profile

3,770 Population 200/sq mi density
4,094 ft Elevation 1,248 meters
58°F Avg Temperature 15°C
Rūyān enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 35°F in January while summers reach 81°F in July. The area gets 322 sunny days per year. Annual precipitation totals 7.7 inches. The area receives 0.9 inches of snow annually.

Temperature

35°F Jan (1°C) 81°F Jul (27°C)
Annual Average58.4°F
8% above US avg
January Average35°F (1°C)
July Average81°F (27°C)
Sunny Days322 days/yr

Geography

Elevation4,094 ft (1,248 m)
Area18.9 sq mi (48.9 km²)
Population Density200/sq mi
Coordinates36.3504°N, 55.0025°W
TimezoneAsia/Tehran

Precipitation & Snow

Annual Rainfall 7.7"
80% below US avg
Snowfall 0.9"
Wettest Month (Mar) 1.46"
Driest Month (Aug) 0.08"

Air Quality

Earthquake History

95 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M4.1 on Aug 4, 2025.

Aug 27, 2010 76 km S of D?mgh?n, Iran M5.8 107 km
Jan 10, 2005 31 km NNE of Gorg?n, Iran M5.4 92 km
Nov 19, 1999 55 km N of Gorg?n, Iran M5.4 122 km
Nov 26, 1999 29 km ENE of Qarn?b?d, Iran M5.3 64 km
Jul 19, 2025 30 km E of Qarnābād, Iran M5.1 53 km
Aug 11, 2011 25 km WNW of Shahrud, Iran M5.0 31 km
Mar 22, 2023 31 km N of Qarnābād, Iran M5.0 89 km
Aug 16, 2000 15 km SSW of Gorg?n, Iran M4.9 71 km
Jul 23, 1994 66 km N of Gorg?n, Iran M4.9 132 km
Aug 28, 2010 75 km S of D?mgh?n, Iran M4.9 108 km
Sep 9, 1992 22 km SSE of ?z?dshahr, Iran M4.9 63 km
Aug 18, 1990 70 km SE of Kal?leh, Iran M4.8 124 km
Sep 16, 1997 31 km WNW of Gorg?n, Iran M4.8 103 km
Nov 3, 1997 20 km NNE of D?mgh?n, Iran M4.8 49 km
Jan 25, 1992 135 km SE of Shahrud, Iran M4.8 129 km
Mar 21, 2013 56 km NE of Mahdishahr, Iran M4.8 118 km
Dec 9, 1999 19 km S of Behshahr, Iran M4.8 133 km
Feb 16, 1990 28 km SSE of D?mgh?n, Iran M4.8 72 km
Jul 11, 1994 67 km WNW of ?q Q?yeh, Iran M4.8 141 km
Mar 4, 2010 60 km N of Gorg?n, Iran M4.7 127 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1890 CASPIAN SEA Earthquake 171 45 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 35°F (1°C) 0.9 in Coldest
February 39°F (4°C) 1.0 in
March 48°F (9°C) 1.5 in Wettest
April 59°F (15°C) 1.1 in
May 68°F (20°C) 0.9 in
June 76°F (25°C) 0.2 in
July 81°F (27°C) 0.1 in Warmest
August 79°F (26°C) 0.1 in Driest
September 72°F (22°C) 0.2 in
October 60°F (16°C) 0.3 in
November 48°F (9°C) 0.5 in
December 38°F (4°C) 0.9 in

Rūyān has a seasonal temperature swing of 46°F / from 35°F in January to 81°F in July. Total annual precipitation is 7.7 inches, with March being the wettest month (1.5") and August the driest (0.1").

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