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Dereköy, Turkey
Full City Profile
661
Population
2,132/sq mi density
1,608 ft
Elevation
490 meters
55°F
Avg Temperature
13°C
Dereköy experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 37°F in January while summers reach 73°F in July. The area gets 293 sunny days per year. Annual precipitation totals 24.2 inches. The area receives 2.9 inches of snow annually.
Temperature
37°F Jan (3°C)
73°F Jul (23°C)
| Annual Average | 54.6°F |
| 1% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,608 ft (490 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 2,132/sq mi |
| Coordinates | 41.9301°N, 27.3705°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Tsunami History
7 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 | 140 km |
| 1912 | MARMARA SEA | Eruption + Earthquake | 2.7 m | 2,800 | 135 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | — | 137 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | — | 5 | 146 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | — | — | 148 km |
| 1265 | MARMARA SEA | Earthquake | — | — | 137 km |
| 557 | MARMARA SEA | Earthquake | — | — | 116 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 2.4 in | Coldest |
| February | 39°F (4°C) | 2.1 in | |
| March | 43°F (6°C) | 2.1 in | |
| April | 52°F (11°C) | 2.1 in | |
| May | 60°F (16°C) | 2.0 in | |
| June | 68°F (20°C) | 2.0 in | |
| July | 73°F (23°C) | 1.1 in | Warmest, Driest |
| August | 72°F (22°C) | 1.1 in | |
| September | 65°F (19°C) | 1.3 in | |
| October | 56°F (13°C) | 2.1 in | |
| November | 47°F (9°C) | 2.8 in | Wettest |
| December | 40°F (5°C) | 2.8 in |
Dereköy has a seasonal temperature swing of 36°F / from 37°F in January to 73°F in July. Total annual precipitation is 23.9 inches, with November being the wettest month (2.8") and July the driest (1.1").