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Weather & Climate in Mahdishahr, Iran
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mahdishahr experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 30°F in January while summers reach 79°F in July. The area gets 322 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 7.4 inches (drier than the 38-inch national average). The area receives 2.6 inches of snow annually. The city sits at an elevation of 5,249 feet.
Temperature
30°F Jan (-1°C)
79°F Jul (26°C)
| Annual Average | 55.3°F |
| 2% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 322 days/yr |
Geography
| Elevation | 5,249 ft (1,600 m) |
| Area | 4.9 sq mi (12.7 km²) |
| Population Density | 4,286/sq mi |
| Coordinates | 35.7107°N, 53.3539°W |
| Timezone | Asia/Tehran |
Precipitation & Snow
Air Quality
Earthquake History
96 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 | 39 km | 25 km |
| Aug 27, 2010 | 76 km S of D?mgh?n, Iran | M5.8 | 104 km | 7 km |
| Sep 22, 1992 | 24 km S of B?bol, Iran | M5.1 | 91 km | 36 km |
| Jan 11, 2012 | 26 km SSE of B?bol, Iran | M5.1 | 86 km | 16 km |
| Jun 9, 1993 | 90 km S of Semnan, Iran | M5.0 | 106 km | 30 km |
| Jun 20, 2025 | 38 km WSW of Semnan, Iran | M4.9 | 46 km | 10 km |
| Aug 28, 2010 | 75 km S of D?mgh?n, Iran | M4.9 | 101 km | 6 km |
| Aug 16, 2000 | 15 km SSW of Gorg?n, Iran | M4.9 | 144 km | 33 km |
| Jan 9, 1998 | 15 km W of ?mol, Iran | M4.8 | 136 km | 33 km |
| Nov 3, 1997 | 20 km NNE of D?mgh?n, Iran | M4.8 | 121 km | 33 km |
| Dec 9, 1999 | 19 km S of Behshahr, Iran | M4.8 | 91 km | 10 km |
| Apr 8, 2002 | 29 km W of ?mol, Iran | M4.8 | 143 km | 46 km |
| Feb 16, 1990 | 28 km SSE of D?mgh?n, Iran | M4.8 | 98 km | 23 km |
| Mar 21, 2013 | 56 km NE of Mahdishahr, Iran | M4.8 | 57 km | 10 km |
| Jul 4, 2019 | 26 km S of D?mgh?n, Iran | M4.7 | 96 km | 10 km |
| Jan 20, 2010 | 28 km ENE of Soleh Bon, Iran | M4.7 | 46 km | 5 km |
| Oct 10, 2002 | 24 km WNW of Soleh Bon, Iran | M4.7 | 95 km | 33 km |
| Feb 10, 2012 | 23 km SSW of Soleh Bon, Iran | M4.7 | 85 km | 14 km |
| Aug 23, 1991 | 23 km NNW of Mahdishahr, Iran | M4.7 | 24 km | 33 km |
| Jun 30, 1993 | 44 km SSE of Semnan, Iran | M4.6 | 60 km | 33 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 | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Damavand (115 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Damavand | Stratovolcano | 5,670 m (18,602 ft) | -5350 | 115 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 0.9 in | Coldest |
| February | 34°F (1°C) | 0.9 in | |
| March | 43°F (6°C) | 1.3 in | Wettest |
| April | 55°F (13°C) | 1.0 in | |
| May | 65°F (18°C) | 0.9 in | |
| June | 74°F (23°C) | 0.2 in | |
| July | 79°F (26°C) | 0.2 in | Warmest |
| August | 77°F (25°C) | 0.1 in | Driest |
| September | 70°F (21°C) | 0.1 in | |
| October | 57°F (14°C) | 0.5 in | |
| November | 45°F (7°C) | 0.6 in | |
| December | 35°F (1°C) | 0.8 in |
Mahdishahr has a seasonal temperature swing of 49°F / from 30°F in January to 79°F in July. Total annual precipitation is 7.5 inches, with March being the wettest month (1.3") and August the driest (0.1").