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Weather & Climate in Süloğlu, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Süloğlu experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 42°F in January while summers reach 74°F in July. The area gets 292 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 25.7 inches (drier than the 38-inch national average). The area receives 12.4 inches of snow annually. The city sits at an elevation of 486 feet.
Temperature
42°F Jan (5°C)
74°F Jul (24°C)
| Annual Average | 55.4°F |
| 3% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 136.0 sq mi (352.2 km²) |
| Population Density | 40/sq mi |
| Coordinates | 41.7690°N, 26.9100°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
684 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Apr 23, 2025 | 24 km SE of Marmara Ereğlisi, Turkey | M6.2 | 149 km | 13 km |
| Sep 26, 2019 | 17 km ESE of Marmara Ere?lisi, Turkey | M5.7 | 141 km | 8 km |
| Jul 25, 2011 | 25 km SW of Marmara Ere?lisi, Turkey | M5.1 | 129 km | 16 km |
| Jan 11, 2020 | 16 km S of Silivri, Turkey | M4.9 | 145 km | 10 km |
| Sep 24, 2019 | 20 km SE of Marmara Ere?lisi, Turkey | M4.9 | 145 km | 10 km |
| Jun 7, 2012 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.9 | 133 km | 15 km |
| Sep 20, 1999 | 7 km NNE of Marmara, Turkey | M4.8 | 137 km | 10 km |
| Dec 11, 1998 | 7 km NW of Chirpan, Bulgaria | M4.7 | 146 km | 10 km |
| Apr 13, 1995 | 18 km E of Kumba?, Turkey | M4.7 | 120 km | 24 km |
| Jan 24, 2009 | Western Turkey | M4.6 | 130 km | 11 km |
| Aug 13, 2001 | 13 km N of Yambol, Bulgaria | M4.6 | 98 km | 10 km |
| Feb 20, 2006 | 16 km ENE of Kardzhali, Bulgaria | M4.6 | 114 km | 10 km |
| Nov 27, 2013 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.5 | 132 km | 10 km |
| Feb 8, 1995 | 22 km SW of Marmara Ere?lisi, Turkey | M4.5 | 128 km | 23 km |
| Mar 8, 1991 | 16 km SSW of Marmara Ere?lisi, Turkey | M4.5 | 133 km | 11 km |
| Apr 18, 1995 | 21 km E of Kumba?, Turkey | M4.5 | 121 km | 10 km |
| Nov 23, 1999 | 5 km SW of Parvomay, Bulgaria | M4.5 | 148 km | 4 km |
| Sep 26, 2019 | 22 km SE of Marmara Ere?lisi, Turkey | M4.5 | 147 km | 10 km |
| Oct 3, 2010 | 18 km SE of Marmara Ere?lisi, Turkey | M4.4 | 143 km | 11 km |
| Feb 20, 2022 | 13 km SSW of Kumba?, Turkey | M4.4 | 119 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1509 | MARMARA SEA | Earthquake | 6.0 m | 5,000 | 147 km |
| 1912 | MARMARA SEA | Eruption + Earthquake | 2.7 m | 2,800 | 117 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | - | 146 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | - | 5 | 136 km |
| 1265 | MARMARA SEA | Earthquake | - | - | 126 km |
| 557 | MARMARA SEA | Earthquake | - | - | 113 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.3 in | |
| February | 39°F (4°C) | 2.2 in | Coldest |
| March | 44°F (7°C) | 2.2 in | |
| April | 54°F (12°C) | 2.1 in | |
| May | 62°F (17°C) | 2.0 in | |
| June | 70°F (21°C) | 1.9 in | |
| July | 74°F (24°C) | 1.1 in | Warmest, Driest |
| August | 74°F (23°C) | 1.1 in | |
| September | 67°F (19°C) | 1.3 in | |
| October | 57°F (14°C) | 2.1 in | |
| November | 48°F (9°C) | 2.9 in | Wettest |
| December | 40°F (5°C) | 2.8 in |
Süloğlu has a seasonal temperature swing of 35°F / from 39°F in February to 74°F in July. Total annual precipitation is 24.0 inches, with November being the wettest month (2.9") and July the driest (1.1").