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Weather & Climate in Sancaktepe, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sancaktepe enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 47°F in January while summers reach 78°F in July. The area gets 288 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 35.0 inches. The area receives 6.4 inches of snow annually. The city sits at an elevation of 374 feet.
Temperature
47°F Jan (9°C)
78°F Jul (26°C)
| Annual Average | 60.5°F |
| 12% above US avg | |
| January Average | 47°F (9°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 374 ft (114 m) |
| Area | 23.9 sq mi (61.9 km²) |
| Population Density | 9,910/sq mi |
| Coordinates | 41.0024°N, 29.2319°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
2,966 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.6.
| Aug 17, 1999 | 4 km ESE of Derince, Turkey | M7.6 | 60 km | 17 km |
| Apr 23, 2025 | 24 km SE of Marmara Ereğlisi, Turkey | M6.2 | 90 km | 13 km |
| Sep 13, 1999 | 4 km SE of Köseköy, Turkey | M5.9 | 76 km | 13 km |
| Sep 26, 2019 | 17 km ESE of Marmara Ere?lisi, Turkey | M5.7 | 92 km | 8 km |
| Nov 11, 1999 | 5 km N of Sapanca, Turkey | M5.7 | 92 km | 22 km |
| Aug 23, 2000 | 8 km E of Akyaz?, Turkey | M5.3 | 130 km | 15 km |
| Aug 19, 1999 | 3 km SSE of Ç?narc?k, Turkey | M5.2 | 44 km | 10 km |
| Sep 29, 1999 | 8 km NNW of Ta?köprü, Turkey | M5.2 | 31 km | 10 km |
| Aug 31, 1999 | 2 km NNE of Kar??yaka, Turkey | M5.2 | 69 km | 10 km |
| Jul 25, 2011 | 25 km SW of Marmara Ere?lisi, Turkey | M5.1 | 126 km | 16 km |
| Aug 17, 1999 | 9 km SE of Akyaz?, Turkey | M5.1 | 130 km | 10 km |
| Apr 23, 2025 | 14 km S of Kumburgaz, Turkey | M5.0 | 64 km | 10 km |
| Nov 7, 1999 | 8 km E of Akyaz?, Turkey | M5.0 | 130 km | 10 km |
| Sep 9, 1999 | 7 km NNW of Koruköy, Turkey | M5.0 | 33 km | 13 km |
| Aug 17, 1999 | 2 km NW of Kullar, Turkey | M5.0 | 69 km | 10 km |
| Aug 17, 1999 | 9 km ESE of Köseköy, Turkey | M4.9 | 81 km | 10 km |
| Sep 24, 2019 | 20 km SE of Marmara Ere?lisi, Turkey | M4.9 | 93 km | 10 km |
| Apr 23, 2025 | 24 km SSW of Selimpaşa, Turkey | M4.9 | 82 km | 10 km |
| Jan 11, 2020 | 16 km S of Silivri, Turkey | M4.9 | 84 km | 10 km |
| Jun 7, 2012 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.9 | 112 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
11 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 | 98 km |
| 1894 | MARMARA SEA | Earthquake | 4.5 m | 1,349 | 63 km |
| 1999 | KOCAELI, TURKEY | Earthquake | 2.5 m | 17,118 | 68 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 34 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | - | 93 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | - | - | 82 km |
| 986 | MARMARA SEA | Earthquake | - | - | 23 km |
| 557 | MARMARA SEA | Earthquake | - | - | 138 km |
| 551 | LEVANTIAN SEA | Earthquake | - | - | 61 km |
| 543 | BLACK SEA | Earthquake | - | - | 144 km |
| 478 | MARMARA SEA | Earthquake | - | - | 23 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (9°C) | 4.0 in | |
| February | 42°F (6°C) | 2.7 in | Coldest |
| March | 45°F (7°C) | 2.6 in | |
| April | 53°F (12°C) | 1.9 in | |
| May | 60°F (16°C) | 1.5 in | |
| June | 68°F (20°C) | 1.3 in | |
| July | 78°F (26°C) | 1.1 in | Warmest, Driest |
| August | 72°F (22°C) | 1.6 in | |
| September | 67°F (19°C) | 2.0 in | |
| October | 59°F (15°C) | 3.4 in | |
| November | 52°F (11°C) | 3.7 in | |
| December | 45°F (7°C) | 4.8 in | Wettest |
Sancaktepe has a seasonal temperature swing of 36°F / from 42°F in February to 78°F in July. Total annual precipitation is 30.4 inches, with December being the wettest month (4.8") and July the driest (1.1").