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Weather & Climate in As Sīsnīyah, Syria
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
As Sīsnīyah enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 50°F in January while summers reach 78°F in July. The area gets 332 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 48.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 545 feet.
Temperature
50°F Jan (10°C)
78°F Jul (26°C)
| Annual Average | 65.9°F |
| 22% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 332 days/yr |
Geography
| Elevation | 545 ft (166 m) |
| Area | 67.3 sq mi (174.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | 34.7811°N, 36.1430°W |
| Timezone | Asia/Damascus |
Precipitation & Snow
Air Quality
Earthquake History
103 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Aug 12, 2024 | 12 km NNW of As Salamīyah, Syria | M5.2 | 88 km | 7 km |
| Mar 29, 2006 | 45 km SW of Latakia, Syria | M5.0 | 84 km | 27 km |
| Jun 17, 2009 | 9 km SW of Büyükçat, Turkey | M5.0 | 141 km | 10 km |
| Oct 18, 1991 | 12 km SSE of Jayr?d, Syria | M4.9 | 134 km | 10 km |
| Feb 23, 2023 | 6 km SSE of Büyükçat, Turkey | M4.9 | 142 km | 10 km |
| Aug 16, 2024 | 5 km NNW of As Salamīyah, Syria | M4.8 | 87 km | 10 km |
| Feb 16, 2023 | 24 km WNW of Yaylada??, Turkey | M4.8 | 136 km | 10 km |
| Feb 6, 2023 | 57 km W of B?niy?s, Syria | M4.7 | 86 km | 10 km |
| Mar 26, 1997 | 12 km SW of Baabda, Lebanon | M4.7 | 132 km | 10 km |
| Apr 3, 2020 | 51 km W of Yaylada??, Turkey | M4.7 | 142 km | 13 km |
| Feb 7, 2023 | 10 km NW of Yaylada??, Turkey | M4.7 | 133 km | 10 km |
| Feb 7, 2023 | 9 km WSW of Uzunba?, Turkey | M4.6 | 147 km | 10 km |
| Feb 6, 2023 | 11 km SE of Yaylada??, Turkey | M4.6 | 117 km | 10 km |
| Apr 15, 2020 | 43 km NNW of Latakia, Syria | M4.6 | 133 km | 10 km |
| Jun 5, 1996 | 34 km NNW of Latakia, Syria | M4.6 | 124 km | 10 km |
| Feb 6, 2023 | 39 km WNW of Latakia, Syria | M4.5 | 116 km | 11 km |
| Feb 7, 2023 | Central Turkey | M4.5 | 148 km | 10 km |
| Apr 15, 2020 | 40 km NNW of Latakia, Syria | M4.5 | 129 km | 10 km |
| Feb 6, 2023 | 28 km WNW of Latakia, Syria | M4.5 | 112 km | 10 km |
| Feb 26, 2023 | 9 km SW of B?y?k?at, Turkey | M4.5 | 142 km | 10 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 |
| 1202 | SOUTHWESTERN SYRIA | Eruption + Earthquake | — | 30,000 | 143 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 6.5 in | Coldest |
| February | 52°F (11°C) | 6.0 in | |
| March | 57°F (14°C) | 4.9 in | |
| April | 65°F (18°C) | 2.5 in | |
| May | 71°F (22°C) | 1.0 in | |
| June | 75°F (24°C) | 0.2 in | |
| July | 78°F (26°C) | 0.0 in | Driest |
| August | 79°F (26°C) | 0.0 in | Warmest |
| September | 78°F (25°C) | 0.3 in | |
| October | 72°F (22°C) | 2.4 in | |
| November | 62°F (17°C) | 4.3 in | |
| December | 53°F (12°C) | 7.1 in | Wettest |
As Sīsnīyah has a seasonal temperature swing of 29°F / from 50°F in January to 79°F in August. Total annual precipitation is 35.2 inches, with December being the wettest month (7.1") and July the driest (0.0").