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Weather & Climate in Bālā Dezā, Iran
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bālā Dezā enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 45°F in January while summers reach 82°F in July. The area gets 290 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 25.3 inches (drier than the 38-inch national average). The city sits at an elevation of 279 feet.
Temperature
45°F Jan (7°C)
82°F Jul (28°C)
| Annual Average | 63.6°F |
| 18% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 290 days/yr |
Geography
| Elevation | 279 ft (85 m) |
| Area | 32.8 sq mi (84.8 km²) |
| Population Density | 111/sq mi |
| Coordinates | 36.5108°N, 53.0740°W |
| Timezone | Asia/Tehran |
Precipitation & Snow
Air Quality
Earthquake History
107 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| May 28, 2004 | 41 km SSE of Nowshahr, Iran | M6.3 | 133 km | 17 km |
| Jan 20, 1990 | 36 km E of Soleh Bon, Iran | M6.0 | 76 km | 25 km |
| Jan 10, 2005 | 31 km NNE of Gorg?n, Iran | M5.4 | 149 km | 32 km |
| Nov 19, 1999 | 55 km N of Gorg?n, Iran | M5.4 | 150 km | 32 km |
| Jan 11, 2012 | 26 km SSE of B?bol, Iran | M5.1 | 34 km | 16 km |
| Sep 22, 1992 | 24 km S of B?bol, Iran | M5.1 | 39 km | 36 km |
| Aug 11, 2011 | 25 km WNW of Shahrud, Iran | M5.0 | 148 km | 3 km |
| Aug 16, 2000 | 15 km SSW of Gorg?n, Iran | M4.9 | 117 km | 33 km |
| Jun 20, 2025 | 38 km WSW of Semnan, Iran | M4.9 | 124 km | 10 km |
| Mar 21, 2013 | 56 km NE of Mahdishahr, Iran | M4.8 | 72 km | 10 km |
| Dec 9, 1999 | 19 km S of Behshahr, Iran | M4.8 | 41 km | 10 km |
| Nov 3, 1997 | 20 km NNE of D?mgh?n, Iran | M4.8 | 125 km | 33 km |
| Apr 8, 2002 | 29 km W of ?mol, Iran | M4.8 | 94 km | 46 km |
| Feb 16, 1990 | 28 km SSE of D?mgh?n, Iran | M4.8 | 136 km | 23 km |
| Jan 9, 1998 | 15 km W of ?mol, Iran | M4.8 | 81 km | 33 km |
| Sep 16, 1997 | 31 km WNW of Gorg?n, Iran | M4.8 | 102 km | 33 km |
| Jan 20, 2010 | 28 km ENE of Soleh Bon, Iran | M4.7 | 79 km | 5 km |
| Aug 23, 1991 | 23 km NNW of Mahdishahr, Iran | M4.7 | 69 km | 33 km |
| Jul 4, 2019 | 26 km S of D?mgh?n, Iran | M4.7 | 134 km | 10 km |
| Feb 10, 2012 | 23 km SSW of Soleh Bon, Iran | M4.7 | 118 km | 14 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 | 137 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Damavand (107 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Damavand | Stratovolcano | 5,670 m (18,602 ft) | -5350 | 107 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 2.8 in | Coldest |
| February | 46°F (8°C) | 2.2 in | |
| March | 52°F (11°C) | 2.1 in | |
| April | 62°F (17°C) | 1.1 in | |
| May | 70°F (21°C) | 0.9 in | |
| June | 78°F (26°C) | 0.7 in | Driest |
| July | 82°F (28°C) | 0.8 in | Warmest |
| August | 82°F (28°C) | 1.5 in | |
| September | 76°F (25°C) | 2.5 in | |
| October | 66°F (19°C) | 3.9 in | Wettest |
| November | 56°F (13°C) | 3.5 in | |
| December | 48°F (9°C) | 3.4 in |
Bālā Dezā has a seasonal temperature swing of 37°F / from 45°F in January to 82°F in July. Total annual precipitation is 25.3 inches, with October being the wettest month (3.9") and June the driest (0.7").