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Weather & Climate in Maltepe, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Maltepe 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 492 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 | 492 ft (150 m) |
| Area | 2.0 sq mi (5.1 km²) |
| Population Density | 217,878/sq mi |
| Coordinates | 40.9357°N, 29.1551°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
3,481 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 | 63 km | 17 km |
| Apr 23, 2025 | 24 km SE of Marmara Ereğlisi, Turkey | M6.2 | 82 km | 13 km |
| Sep 13, 1999 | 4 km SE of Köseköy, Turkey | M5.9 | 79 km | 13 km |
| Sep 26, 2019 | 17 km ESE of Marmara Ere?lisi, Turkey | M5.7 | 85 km | 8 km |
| Nov 11, 1999 | 5 km N of Sapanca, Turkey | M5.7 | 96 km | 22 km |
| Aug 23, 2000 | 8 km E of Akyaz?, Turkey | M5.3 | 135 km | 15 km |
| Aug 19, 1999 | 3 km SSE of Ç?narc?k, Turkey | M5.2 | 35 km | 10 km |
| Aug 31, 1999 | 2 km NNE of Kar??yaka, Turkey | M5.2 | 71 km | 10 km |
| Sep 29, 1999 | 8 km NNW of Ta?köprü, Turkey | M5.2 | 27 km | 10 km |
| Aug 17, 1999 | 9 km SE of Akyaz?, Turkey | M5.1 | 134 km | 10 km |
| Jul 25, 2011 | 25 km SW of Marmara Ere?lisi, Turkey | M5.1 | 119 km | 16 km |
| Apr 23, 2025 | 14 km S of Kumburgaz, Turkey | M5.0 | 57 km | 10 km |
| Aug 17, 1999 | 2 km NW of Kullar, Turkey | M5.0 | 72 km | 10 km |
| Sep 9, 1999 | 7 km NNW of Koruköy, Turkey | M5.0 | 24 km | 13 km |
| Nov 7, 1999 | 8 km E of Akyaz?, Turkey | M5.0 | 135 km | 10 km |
| Sep 24, 2019 | 20 km SE of Marmara Ere?lisi, Turkey | M4.9 | 85 km | 10 km |
| Jun 7, 2012 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.9 | 104 km | 15 km |
| Apr 23, 2025 | 24 km SSW of Selimpaşa, Turkey | M4.9 | 75 km | 10 km |
| Aug 17, 1999 | 9 km ESE of Köseköy, Turkey | M4.9 | 84 km | 10 km |
| Jan 11, 2020 | 16 km S of Silivri, Turkey | M4.9 | 77 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 | 90 km |
| 1894 | MARMARA SEA | Earthquake | 4.5 m | 1,349 | 54 km |
| 1999 | KOCAELI, TURKEY | Earthquake | 2.5 m | 17,118 | 71 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 26 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | - | 86 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | - | 5 | 148 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | - | - | 74 km |
| 1265 | MARMARA SEA | Earthquake | - | - | 150 km |
| 986 | MARMARA SEA | Earthquake | - | - | 16 km |
| 557 | MARMARA SEA | Earthquake | - | - | 131 km |
| 551 | LEVANTIAN SEA | Earthquake | - | - | 64 km |
| 543 | BLACK SEA | Earthquake | - | - | 135 km |
| 478 | MARMARA SEA | Earthquake | - | - | 16 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (9°C) | 3.7 in | |
| February | 43°F (6°C) | 2.6 in | Coldest |
| March | 46°F (8°C) | 2.5 in | |
| April | 54°F (12°C) | 1.9 in | |
| May | 62°F (16°C) | 1.5 in | |
| June | 70°F (21°C) | 1.2 in | |
| July | 78°F (26°C) | 1.0 in | Warmest, Driest |
| August | 74°F (23°C) | 1.3 in | |
| September | 68°F (20°C) | 1.7 in | |
| October | 60°F (16°C) | 3.1 in | |
| November | 52°F (11°C) | 3.4 in | |
| December | 46°F (8°C) | 4.4 in | Wettest |
Maltepe has a seasonal temperature swing of 35°F / from 43°F in February to 78°F in July. Total annual precipitation is 28.2 inches, with December being the wettest month (4.4") and July the driest (1.0").