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Weather & Climate in Yıldız, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yıldız 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 230 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 | 230 ft (70 m) |
| Area | 0.6 sq mi (1.7 km²) |
| Population Density | 8,414/sq mi |
| Coordinates | 41.0500°N, 29.0164°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
2,683 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 | 79 km | 17 km |
| Apr 23, 2025 | 24 km SE of Marmara Ereğlisi, Turkey | M6.2 | 74 km | 13 km |
| Sep 13, 1999 | 4 km SE of Köseköy, Turkey | M5.9 | 94 km | 13 km |
| Nov 11, 1999 | 5 km N of Sapanca, Turkey | M5.7 | 110 km | 22 km |
| Sep 26, 2019 | 17 km ESE of Marmara Ere?lisi, Turkey | M5.7 | 75 km | 8 km |
| Aug 23, 2000 | 8 km E of Akyaz?, Turkey | M5.3 | 149 km | 15 km |
| Aug 31, 1999 | 2 km NNE of Kar??yaka, Turkey | M5.2 | 87 km | 10 km |
| Aug 19, 1999 | 3 km SSE of Ç?narc?k, Turkey | M5.2 | 49 km | 10 km |
| Sep 29, 1999 | 8 km NNW of Ta?köprü, Turkey | M5.2 | 44 km | 10 km |
| Aug 17, 1999 | 9 km SE of Akyaz?, Turkey | M5.1 | 149 km | 10 km |
| Jul 25, 2011 | 25 km SW of Marmara Ere?lisi, Turkey | M5.1 | 110 km | 16 km |
| Aug 17, 1999 | 2 km NW of Kullar, Turkey | M5.0 | 87 km | 10 km |
| Nov 7, 1999 | 8 km E of Akyaz?, Turkey | M5.0 | 149 km | 10 km |
| Apr 23, 2025 | 14 km S of Kumburgaz, Turkey | M5.0 | 48 km | 10 km |
| Sep 9, 1999 | 7 km NNW of Koruköy, Turkey | M5.0 | 38 km | 13 km |
| Apr 23, 2025 | 24 km SSW of Selimpaşa, Turkey | M4.9 | 66 km | 10 km |
| Jun 7, 2012 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.9 | 95 km | 15 km |
| Sep 24, 2019 | 20 km SE of Marmara Ere?lisi, Turkey | M4.9 | 76 km | 10 km |
| Jan 11, 2020 | 16 km S of Silivri, Turkey | M4.9 | 67 km | 10 km |
| Aug 17, 1999 | 9 km ESE of Köseköy, Turkey | M4.9 | 99 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
13 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 | 82 km |
| 1894 | MARMARA SEA | Earthquake | 4.5 m | 1,349 | 57 km |
| 1999 | KOCAELI, TURKEY | Earthquake | 2.5 m | 17,118 | 86 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 41 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | — | 77 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | — | 5 | 140 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | — | — | 66 km |
| 1265 | MARMARA SEA | Earthquake | — | — | 141 km |
| 986 | MARMARA SEA | Earthquake | — | — | 32 km |
| 557 | MARMARA SEA | Earthquake | — | — | 120 km |
| 551 | LEVANTIAN SEA | Earthquake | — | — | 79 km |
| 543 | BLACK SEA | Earthquake | — | — | 132 km |
| 478 | MARMARA SEA | Earthquake | — | — | 32 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (9°C) | 3.8 in | |
| February | 42°F (6°C) | 2.6 in | Coldest |
| March | 45°F (7°C) | 2.6 in | |
| April | 53°F (12°C) | 1.9 in | |
| May | 61°F (16°C) | 1.5 in | |
| June | 69°F (21°C) | 1.2 in | |
| July | 78°F (26°C) | 1.0 in | Warmest, Driest |
| August | 73°F (23°C) | 1.5 in | |
| September | 67°F (20°C) | 1.8 in | |
| October | 60°F (15°C) | 3.2 in | |
| November | 52°F (11°C) | 3.5 in | |
| December | 46°F (8°C) | 4.6 in | Wettest |
Yıldız has a seasonal temperature swing of 36°F / from 42°F in February to 78°F in July. Total annual precipitation is 29.1 inches, with December being the wettest month (4.6") and July the driest (1.0").