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Weather & Climate in Rostam Kolā, Iran
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rostam Kolā enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 44°F in January while summers reach 83°F in July. The area gets 299 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 20.4 inches (drier than the 38-inch national average). The city sits at an elevation of 82 feet.
Temperature
44°F Jan (7°C)
83°F Jul (28°C)
| Annual Average | 63.6°F |
| 18% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 82 ft (25 m) |
| Area | 142.9 sq mi (370.2 km²) |
| Population Density | 82/sq mi |
| Coordinates | 36.6778°N, 53.4286°W |
| Timezone | Asia/Tehran |
Precipitation & Snow
Air Quality
Earthquake History
114 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Jan 20, 1990 | 36 km E of Soleh Bon, Iran | M6.0 | 103 km | 25 km |
| Nov 19, 1999 | 55 km N of Gorg?n, Iran | M5.4 | 114 km | 32 km |
| Jan 10, 2005 | 31 km NNE of Gorg?n, Iran | M5.4 | 112 km | 32 km |
| Nov 26, 1999 | 29 km ENE of Qarn?b?d, Iran | M5.3 | 134 km | 33 km |
| Jan 11, 2012 | 26 km SSE of B?bol, Iran | M5.1 | 70 km | 16 km |
| Sep 22, 1992 | 24 km S of B?bol, Iran | M5.1 | 75 km | 36 km |
| Jul 19, 2025 | 30 km E of Qarnābād, Iran | M5.1 | 135 km | 10 km |
| Mar 22, 2023 | 31 km N of Qarnābād, Iran | M5.0 | 119 km | 10 km |
| Aug 11, 2011 | 25 km WNW of Shahrud, Iran | M5.0 | 118 km | 3 km |
| Jul 23, 1994 | 66 km N of Gorg?n, Iran | M4.9 | 122 km | 31 km |
| Jun 20, 2025 | 38 km WSW of Semnan, Iran | M4.9 | 147 km | 10 km |
| Aug 16, 2000 | 15 km SSW of Gorg?n, Iran | M4.9 | 83 km | 33 km |
| Jul 11, 1994 | 67 km WNW of ?q Q?yeh, Iran | M4.8 | 133 km | 29 km |
| Dec 9, 1999 | 19 km S of Behshahr, Iran | M4.8 | 20 km | 10 km |
| Mar 21, 2013 | 56 km NE of Mahdishahr, Iran | M4.8 | 67 km | 10 km |
| Sep 16, 1997 | 31 km WNW of Gorg?n, Iran | M4.8 | 66 km | 33 km |
| Feb 16, 1990 | 28 km SSE of D?mgh?n, Iran | M4.8 | 122 km | 23 km |
| Nov 3, 1997 | 20 km NNE of D?mgh?n, Iran | M4.8 | 99 km | 33 km |
| Jan 9, 1998 | 15 km W of ?mol, Iran | M4.8 | 114 km | 33 km |
| Apr 8, 2002 | 29 km W of ?mol, Iran | M4.8 | 128 km | 46 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1890 | CASPIAN SEA | Earthquake | — | 171 | 105 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Damavand (143 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Damavand | Stratovolcano | 5,670 m (18,602 ft) | -5350 | 143 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 2.2 in | Coldest |
| February | 46°F (8°C) | 1.9 in | |
| March | 51°F (11°C) | 1.9 in | |
| April | 62°F (17°C) | 1.0 in | |
| May | 71°F (21°C) | 0.9 in | |
| June | 79°F (26°C) | 0.6 in | Driest |
| July | 83°F (28°C) | 0.7 in | Warmest |
| August | 83°F (28°C) | 1.1 in | |
| September | 77°F (25°C) | 1.9 in | |
| October | 66°F (19°C) | 2.9 in | Wettest |
| November | 55°F (13°C) | 2.8 in | |
| December | 47°F (8°C) | 2.6 in |
Rostam Kolā has a seasonal temperature swing of 39°F / from 44°F in January to 83°F in July. Total annual precipitation is 20.4 inches, with October being the wettest month (2.9") and June the driest (0.6").