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Weather & Climate in Sīlvānā, Iran
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sīlvānā experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 25°F in January while summers reach 73°F in July. The area gets 303 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 18.2 inches (drier than the 38-inch national average). The area receives 8.4 inches of snow annually. The city sits at an elevation of 5,269 feet.
Temperature
25°F Jan (-4°C)
73°F Jul (23°C)
| Annual Average | 49.0°F |
| 9% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 5,269 ft (1,606 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 4,362/sq mi |
| Coordinates | 37.4222°N, 44.8532°W |
| Timezone | Asia/Tehran |
Precipitation & Snow
Air Quality
Earthquake History
178 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Feb 23, 2020 | 37 km ESE of Özalp, Turkey | M6.0 | 127 km | 10 km |
| Jan 28, 2023 | 14 km SSW of Khowy, Iran | M5.9 | 111 km | 16 km |
| Jan 25, 2005 | Turkey-Iraq border region | M5.9 | 104 km | 41 km |
| Feb 23, 2020 | 41 km NW of Salm?s, Iran | M5.8 | 120 km | 10 km |
| Jan 18, 2023 | 12 km S of Khowy, Iran | M5.7 | 113 km | 19 km |
| Mar 24, 2023 | 13 km SW of Khowy, Iran | M5.6 | 116 km | 11 km |
| Jul 24, 1991 | 30 km SSE of ‘Aqrah, Iraq | M5.5 | 122 km | 26 km |
| Jun 25, 2020 | 14 km SSW of Özalp, Turkey | M5.4 | 147 km | 10 km |
| Mar 16, 2023 | 11 km ESE of Khowy, Iran | M5.2 | 122 km | 10 km |
| Dec 23, 2012 | 12 km SW of Khowy, Iran | M5.2 | 115 km | 12 km |
| Feb 26, 2000 | 16 km E of ?emdinli, Turkey | M5.2 | 16 km | 33 km |
| Aug 23, 2017 | 29 km ENE of Koysinceq, Iraq | M5.1 | 138 km | 8 km |
| Sep 21, 2022 | 9 km S of Khowy, Iran | M5.1 | 116 km | 10 km |
| Jan 28, 2023 | 7 km SSW of Khowy, Iran | M5.1 | 118 km | 10 km |
| Jul 9, 2021 | 16 km N of Piranshahr, Iran | M4.9 | 69 km | 10 km |
| Jan 29, 2020 | 20 km WNW of Oshnav?yeh, Iran | M4.9 | 32 km | 10 km |
| Mar 13, 1992 | 5 km E of Piranshahr, Iran | M4.9 | 86 km | 33 km |
| Oct 20, 2003 | 34 km WNW of Khowy, Iran | M4.8 | 139 km | 10 km |
| Nov 18, 1998 | 27 km SE of Khowy, Iran | M4.8 | 108 km | 33 km |
| Jan 25, 2005 | 3 km ESE of Hakkâri, Turkey | M4.8 | 96 km | 19 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 1.7 in | Coldest |
| February | 27°F (-3°C) | 2.0 in | |
| March | 35°F (2°C) | 2.8 in | |
| April | 47°F (8°C) | 3.3 in | Wettest |
| May | 55°F (13°C) | 2.3 in | |
| June | 65°F (18°C) | 0.5 in | |
| July | 73°F (23°C) | 0.2 in | Warmest |
| August | 72°F (22°C) | 0.2 in | Driest |
| September | 64°F (18°C) | 0.2 in | |
| October | 54°F (12°C) | 1.2 in | |
| November | 42°F (5°C) | 2.0 in | |
| December | 30°F (-1°C) | 1.9 in |
Sīlvānā has a seasonal temperature swing of 48°F / from 25°F in January to 73°F in July. Total annual precipitation is 18.2 inches, with April being the wettest month (3.3") and August the driest (0.2").