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Weather & Climate in Semīrom, Iran
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Semīrom experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 27°F in January while summers reach 74°F in July. The area gets 320 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 9.1 inches (drier than the 38-inch national average). The area receives 4.3 inches of snow annually. The city sits at an elevation of 7,956 feet.
Temperature
27°F Jan (-3°C)
74°F Jul (23°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 320 days/yr |
Geography
| Elevation | 7,956 ft (2,425 m) |
| Area | 5.2 sq mi (13.5 km²) |
| Population Density | 5,225/sq mi |
| Coordinates | 31.4167°N, 51.5667°W |
| Timezone | Asia/Tehran |
Precipitation & Snow
Air Quality
Earthquake History
214 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Feb 14, 1991 | 5 km SE of Dogonbadan, Iran | M5.4 | 139 km | 25 km |
| Jan 12, 2013 | Western Iran | M5.4 | 74 km | 4 km |
| Aug 4, 2019 | 25 km N of Dogonbadan, Iran | M5.4 | 115 km | 8 km |
| Feb 17, 2021 | 28 km NW of Yasuj, Iran | M5.4 | 67 km | 7 km |
| Jan 5, 2011 | 25 km E of N?r?b?d, Iran | M5.4 | 143 km | 16 km |
| May 6, 2018 | 10 km WNW of Yasuj, Iran | M5.3 | 81 km | 10 km |
| May 2, 2018 | 10 km WNW of Yasuj, Iran | M5.3 | 80 km | 8 km |
| Jun 15, 1998 | 51 km WSW of Bor?jen, Iran | M5.2 | 77 km | 31 km |
| Oct 11, 1991 | 61 km WSW of Bor?jen, Iran | M5.2 | 83 km | 38 km |
| Jul 24, 2012 | 42 km SW of Bor?jen, Iran | M5.2 | 66 km | 10 km |
| Jun 23, 2000 | 13 km ENE of N?r?b?d, Iran | M5.2 | 140 km | 33 km |
| Mar 19, 2018 | 17 km NE of Behbah?n, Iran | M5.1 | 139 km | 10 km |
| Mar 26, 1993 | 32 km ESE of Dehdasht, Iran | M5.1 | 103 km | 30 km |
| Sep 21, 1998 | 49 km SW of Sem?rom, Iran | M5.1 | 50 km | 33 km |
| May 27, 2025 | 12 km WNW of Dehdasht, Iran | M5.1 | 126 km | 10 km |
| Jan 8, 2011 | 19 km ENE of N?r?b?d, Iran | M5.1 | 138 km | 39 km |
| Mar 4, 1992 | 55 km WSW of Bor?jen, Iran | M5.1 | 82 km | 18 km |
| Jan 25, 2013 | 41 km WSW of Bor?jen, Iran | M5.0 | 73 km | 38 km |
| Jan 7, 2011 | 7 km ENE of N?r?b?d, Iran | M5.0 | 141 km | 30 km |
| Jul 1, 2012 | 28 km WSW of Bor?jen, Iran | M5.0 | 70 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 1.3 in | Coldest |
| February | 32°F (0°C) | 1.4 in | |
| March | 41°F (5°C) | 1.9 in | Wettest |
| April | 51°F (11°C) | 1.0 in | |
| May | 61°F (16°C) | 0.6 in | |
| June | 69°F (21°C) | 0.1 in | |
| July | 74°F (23°C) | 0.1 in | Warmest |
| August | 73°F (23°C) | 0.1 in | |
| September | 64°F (18°C) | 0.0 in | Driest |
| October | 54°F (12°C) | 0.2 in | |
| November | 42°F (6°C) | 0.8 in | |
| December | 33°F (0°C) | 1.6 in |
Semīrom has a seasonal temperature swing of 47°F / from 27°F in January to 74°F in July. Total annual precipitation is 9.1 inches, with March being the wettest month (1.9") and September the driest (0.0").