Akyazı, Turkey

Full City Profile

25,068 Population 78/sq mi density

151 ft Elevation 46 meters

57°F Avg Temperature 14°C

Akyazı enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 42°F in January while summers reach 72°F in July. The area gets 279 sunny days per year. Annual precipitation totals 31.3 inches. The area receives 0.0 inches of snow annually.

Temperature

42°F Jan (6°C) 72°F Jul (22°C)

Annual Average	57.1°F
	6% above US avg
January Average	42°F (6°C)
July Average	72°F (22°C)
Sunny Days	279 days/yr

Geography

Elevation	151 ft (46 m)
Area	320.4 sq mi (829.7 km²)
Population Density	78/sq mi
Coordinates	40.6850°N, 30.6222°W
Timezone	Europe/Istanbul

Precipitation & Snow

Annual Rainfall 31.3"

18% below US avg

Snowfall 0.0"

Wettest Month (Dec) 4.21"

Driest Month (Jul) 1.81"

Air Quality

Earthquake History

2,143 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.6. Most recent: M4.2 on Jul 2, 2025.

Aug 17, 1999	4 km ESE of Derince, Turkey	M7.6	64 km
Nov 12, 1999	8 km S of Düzce, Turkey	M7.2	46 km
Sep 13, 1999	4 km SE of Köseköy, Turkey	M5.9	49 km
Nov 11, 1999	5 km N of Sapanca, Turkey	M5.7	31 km
Nov 12, 1999	7 km SSW of Düzce, Turkey	M5.5	43 km
Aug 23, 2000	8 km E of Akyaz?, Turkey	M5.3	8 km
Aug 31, 1999	2 km NNE of Kar??yaka, Turkey	M5.2	57 km
Nov 12, 1999	11 km W of Bolu, Turkey	M5.2	72 km
Sep 29, 1999	8 km NNW of Ta?köprü, Turkey	M5.2	108 km
Aug 19, 1999	3 km SSE of Ç?narc?k, Turkey	M5.2	125 km
Nov 24, 2013	14 km WNW of Yeniça?a, Turkey	M5.1	106 km
Aug 17, 1999	9 km SE of Akyaz?, Turkey	M5.1	10 km
Nov 16, 1999	2 km S of Bolu, Turkey	M5.1	83 km
Aug 26, 2001	24 km N of Bolu, Turkey	M5.0	85 km
Nov 7, 1999	8 km E of Akyaz?, Turkey	M5.0	9 km
Aug 17, 1999	2 km NW of Kullar, Turkey	M5.0	55 km
Sep 9, 1999	7 km NNW of Koruköy, Turkey	M5.0	125 km
Aug 17, 1999	9 km ESE of Köseköy, Turkey	M4.9	43 km
Aug 17, 1999	11 km ESE of Akyaz?, Turkey	M4.9	12 km
Feb 14, 2000	28 km SW of Devrek, Turkey	M4.9	102 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 2.5 m (8 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1999	KOCAELI, TURKEY	Earthquake	2.5 m	17,118	56 km
1963	MARMARA SEA	Earthquake	1.0 m	1	123 km
986	MARMARA SEA	Earthquake	—	—	121 km
551	LEVANTIAN SEA	Earthquake	—	—	62 km
478	MARMARA SEA	Earthquake	—	—	121 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	42°F (6°C)	3.5 in	Coldest
February	44°F (7°C)	2.7 in
March	47°F (9°C)	2.7 in
April	55°F (13°C)	2.2 in
May	62°F (17°C)	1.9 in
June	69°F (21°C)	2.1 in
July	72°F (22°C)	1.8 in	Warmest, Driest
August	71°F (22°C)	1.8 in
September	66°F (19°C)	2.0 in
October	59°F (15°C)	3.2 in
November	52°F (11°C)	3.3 in
December	45°F (7°C)	4.2 in	Wettest

Akyazı has a seasonal temperature swing of 30°F / from 42°F in January to 72°F in July. Total annual precipitation is 31.3 inches, with December being the wettest month (4.2") and July the driest (1.8").

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