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Adalar, Turkey

Full City Profile

7,335 Population 1,187/sq mi density
213 ft Elevation 65 meters
61°F Avg Temperature 16°C
Adalar 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. Annual precipitation totals 35.0 inches. The area receives 6.4 inches of snow annually.

Temperature

47°F Jan (9°C) 78°F Jul (26°C)
Annual Average60.5°F
12% above US avg
January Average47°F (9°C)
July Average78°F (26°C)
Sunny Days288 days/yr

Geography

Elevation213 ft (65 m)
Area6.2 sq mi (16.0 km²)
Population Density1,187/sq mi
Coordinates40.8678°N, 29.1331°W
TimezoneEurope/Istanbul

Precipitation & Snow

Annual Rainfall 35.0"
8% below US avg
Snowfall 6.4"
Wettest Month (Dec) 4.37"
Driest Month (Jul) 1.02"

Air Quality

Earthquake History

3,756 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.6. Most recent: M3.8 on Jul 5, 2025.

Aug 17, 1999 4 km ESE of Derince, Turkey M7.6 63 km
Apr 23, 2025 24 km SE of Marmara Ereğlisi, Turkey M6.2 79 km
Sep 13, 1999 4 km SE of Köseköy, Turkey M5.9 79 km
Nov 11, 1999 5 km N of Sapanca, Turkey M5.7 96 km
Sep 26, 2019 17 km ESE of Marmara Ere?lisi, Turkey M5.7 83 km
Aug 23, 2000 8 km E of Akyaz?, Turkey M5.3 135 km
Aug 31, 1999 2 km NNE of Kar??yaka, Turkey M5.2 71 km
Sep 29, 1999 8 km NNW of Ta?köprü, Turkey M5.2 23 km
Aug 19, 1999 3 km SSE of Ç?narc?k, Turkey M5.2 28 km
Aug 17, 1999 9 km SE of Akyaz?, Turkey M5.1 134 km
Jul 25, 2011 25 km SW of Marmara Ere?lisi, Turkey M5.1 116 km
Sep 9, 1999 7 km NNW of Koruköy, Turkey M5.0 17 km
Aug 17, 1999 2 km NW of Kullar, Turkey M5.0 72 km
Apr 23, 2025 14 km S of Kumburgaz, Turkey M5.0 55 km
Nov 7, 1999 8 km E of Akyaz?, Turkey M5.0 135 km
Sep 24, 2019 20 km SE of Marmara Ere?lisi, Turkey M4.9 83 km
Apr 23, 2025 24 km SSW of Selimpaşa, Turkey M4.9 72 km
Aug 17, 1999 9 km ESE of Köseköy, Turkey M4.9 84 km
Jan 11, 2020 16 km S of Silivri, Turkey M4.9 75 km
Jun 7, 2012 13 km SSW of Marmara Ere?lisi, Turkey M4.9 102 km
Source: USGS (M2.5+, 1990–2025)

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 87 km
1894 MARMARA SEA Earthquake 4.5 m 1,349 47 km
1999 KOCAELI, TURKEY Earthquake 2.5 m 17,118 71 km
1963 MARMARA SEA Earthquake 1.0 m 1 19 km
2025 MARMARA SEA Earthquake 0.1 m 83 km
1935 MARMARA SEA Eruption + Earthquake 5 144 km
1343 MARMARA SEA, STRAIT OF BOSPORUS Earthquake 71 km
1265 MARMARA SEA Earthquake 147 km
986 MARMARA SEA Earthquake 9 km
557 MARMARA SEA Earthquake 129 km
551 LEVANTIAN SEA Earthquake 65 km
543 BLACK SEA Earthquake 129 km
478 MARMARA SEA Earthquake 9 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

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

Adalar 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").

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